Service Manuals, User Guides, Schematic Diagrams or docs for : ONKYO Audio TX-SA876 hfe_onkyo_tx-sr876_sa876_service_en

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hfe_onkyo_tx-sr876_sa876_service_en


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                                                                                                               TX-SR876/SA876

                                                                                                                       Ref. No. 4094
                                                                                                                             082008
                   SERVICE MANUAL

                   AV RECEIVER
           MODEL TX-SR876                                              ON      STANDBY
                                                                                                           TV
                                                                                                                 INPUT




           MODEL TX-SA876
                                                                    DVD        VCR/DVR          CBL/SAT

                                                                        1            2              3             +
                                                                  GAME/TV       AUX1             AUX2           TV CH

                                                                       4             5              6             -
                                                                   TAPE         TUNER              CD

                                                                        7            8              9
                                                                   PHONO                         D. TUN         TV VOL

                                                                   +10               0           CLEAR
                                                                   --/--- 10       11                     12
                                                                         INPUT SELECTOR
                                                                               MACRO
                                                                       1             2              3            ZONE3

                                                                                 REMOTE MODE
                                                                   DVD           VCR               CD            ZONE2
                                                                                                CDR/MD

                                                                       TV       CABLE            DOCK            RECEIVER
                                                                                    SAT                         TAPE/AMP
                                                                DIMMER                                              SLEEP

                                                                                      E NU       ME N
                                                                                    PM               U
                                                                               TO


                                                                       +
                                                                   CH
                                                                   DISC                   ENTER                   VOL
                                                                  ALBUM


                                                                       -            GU
                                                                                                      T
                                                                                         I DE    EX I
                                                                PREV           SE                          N
                                                                                 TUP                 R
                                                                CH                               RETU

                                                                DISPLAY                                           MUTING




                                                                       REC               PLAYLIST              RANDOM




                                                                               LISTENING MODE
                                                                   STEREO       SURR

                                                                  REPEAT        AUDIO           SUBTITLE PLAY MODE
                                                                   PURE A       DIRECT            THX           ALL ST



                                                                   TEST TONE    CH SEL           LEVEL-         LEVEL+

                                                     TX-SR876    OPEN/CLOSE VIDEO OFF S. RESTORE
                                                                                AUDIO SEL        L NIGHT         Re-EQ
                                                                                    VCR           DVD            HDD


                                                                                     RC-690M




                                                                 RC-690M


TX-SR876 Black, Golden and Silver models
B MDC, S MDD, GMDT               120V AC, 60Hz
B MMP, S MMP, B MMB, S MMB       220-240V AC, 50Hz
G MMT                            220-240V AC, 50/60Hz

TX-SA876 Golden model
G MMR                            220-240V AC, 50/60Hz




         SAFETY-RELATED COMPONENT
         WARNING!!
         COMPONENTS IDENTIFIED BY MARK      ON THE
         SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
         CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
         REPLACE THESE COMPONENTS WITH ONKYO
         PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
         IN THIS MANUAL.
         MAKE LEAKAGE-CURRENT OR RESISTANCE
         MEASUREMENTS TO DETERMINE THAT EXPOSED
         PARTS ARE ACCEPTABLY INSULATED FROM THE
         SUPPLY CIRCUIT BEFORE RETURNING THE
         APPLIANCE TO THE CUSTOMER.
                                                                                                                                                           TX-SR876/SA876


  EXPLODED VIEWS-1                                                      U27           A139                                                                          A402
                                                                                                                   A406                                             x 6 pcs.
(MB Type)                                                           A094                                           x 3 pcs.
A150                           A037                                 x 2 pcs.                                                                                         A410
               A116            x 51 pcs.                    U25
                                                  U42 U28
       A118                        A110
  A114     A113
  x 2 pcs.                                                                                                 P7501
                                 Note-1                                                                            A270
                                        U30                                                                                                                A400
                                                                                                                                                         A411
                                                      A096
                            A022                                           Refer to  in                                                        A022
                                                   P101                    EXPLODED VIEWS-2
                             Note-3
                           U017           A104              U12
               A008 U14    F2501                                                                 A137                    A008
               x 2 pcs.    F2502                                                                                         x 2 pcs.
                                                 P2801                                            A261
                                                                                          A008                              U39        A008
        A132       P101                                                                                                                x 3 pcs.
                                                                                          x 15 pcs.
                                                                                                                            A008             A251
  A133
                                         U08                                                                                  U41              A255
                                                                                                                                                      A037
                           U31           U07                                                                         U38                              x 2 pcs.
            A128                                                               A008                                                                          A301
  U43                       A100                                                                            U33
                                                                               x 2 pcs.
         Note-1                                                                                      A253
                                                                                  U34
                                              A090
                                                                                                                                                                      A281
                                              U06                                              U35
                                    U26                                                                                    A259
     U32                         U10                                           P9008            A315
                                        A076                                          Note-2
    A008                      U09       x 4 pcs.                       A092
                            A098                                                    A008                      A321
                                                                                    x 2 pcs.                  x 2 pcs.       A201                                      A037
  Note-2          F9101                U11
                  F9102                                                                                                   A313                                 A215
  P6800                                              A067                                            U40 U36
  x 18 pcs.                                                                                                              A037
                                                                                                A008                     x 8 pcs.
 F9000                                                                                          x 3 pcs.   A049
                                                                                                                                               A303
                                                                                                                  A086
                                                                                                                                                                   A217
                                                                                          A066                        A008
                   F9100    A106                                                                                      x 5 pcs.                                    A207
                                                                                                                                    A239




                                                                                                                                                                               TX-SR876/SA876
                            A105                                                                                                                               A211
            A120                                                                                                           A219
                                      A008                                                                             A223                         A311     A213
                                      x 3 pcs.
  U13                      A070                                                                                                               A037
                           x 4 pcs.                                                                                                           x 2 pcs.
  Note-1: DC,DD type
                                                                         A037
                           A068                       A037               x 5 pcs.
  Note-2: DT,MP,MB,MT type x 4 pcs.                   x 2 pcs.                                                                         A209
                                                      A069                                                                          A205
  Note-3: DT,MP,MB,MT,     A037                                A075     A078                                                     A221
          SA876 type       x 4 pcs.                   x 4 pcs. x 3 pcs. x 3 pcs.                                          A037
                                                                                                                                             TX-SR876/SA876


EXPLODED VIEWS-2                                  A009
                                                  x 16 pcs.                                                                           A058
                                                                                                                        T901
                                                 Q6092                                                                                A056
                                                  Q6064                                                                                      x 4 pcs.
                                 U04          Q6094       Q6062
                                           Q6096                                                               A120
                                        Q6066                                    Q6080A
      A009                           Q6091                   U17                 x 2 pcs.                                                                A039
      x 12 pcs.             A007 Q6061                                                                                                                   x 2 pcs.
                            x 4 pcs.
                U05                                         Q6052                                                                                        A038
                            A005
                            x 4 pcs.                        Q6082                                                                                A021
                    Q6090                               Q6054
                Q6065                                                                       A001                 A008
                                                      Q6084
             Q6095          Q6060                 Q6086                                                          x 6 pcs.
          Q6063                               Q6056                                                     A062
        Q6093                   U16        Q6081                                            A022                                                  A048
 A007                                  Q6051                                                            A021
 x 4 pcs.                                                                                                                                                P062
                             Q6050           Q6050A
 A005                      Q6080
 x 4 pcs.                                    x 2 pcs.
                         Q6055
                      Q6085
           Q6083 Q6053                          A001
                                                                                                                               A044
A120           F6601                                 A022
                                                                                                                            A040
                    F6602                                                                                                                     A046
                    F6603                                                                                                 A042                x 4 pcs.    A049
                                                        A004                                                              x 4 pcs.    U37
A014                F6604
                            A011                        A008                                                          F9301                       A090
                            x 2 pcs.                                                                                                              x 4 pcs.
                      A008
A008                  x 2 pcs.                                                                            P061
x 2 pcs.
                                       A008                                                                                                      A018
              U02                      x 7 pcs.                       U20
                                                  U22                                                                             A064              A120
                                                                                            A008                                                      A008
                                    U23                               U19                   x 3 pcs.                                                  x 2 pcs.
                                   U18                                U24
                                  U21                                                 A033
                                                                                                               A022
                                                                                                                                                         A022
                                                                      A008
                                                                      x 4 pcs.
                                 U01




                                                                                                                                                                    TX-SR876/SA876
                                                               A008
                                                               x 3 pcs.
                                                               A008
                                                               x 2 pcs.                A120
                                       U03                                                                                                       A015
                                                                                                                                      A060
                                                               A025                                                                   x 2 pcs.
                                                                                             A008
                                                                                             x 2 pcs.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        TX-SR876/SA876
                      A                                                                                B                                                           C                                                                              D                                                           E                                                                     F                                                                    G                              H
    BLOCK DIAGRAMS-1                                                   FM
                                                                                                   AUX 2
                                                                                                                                             Analog Switch Array
                                                                                                                                                   Q4029
                                                                                                  VIDEO IN                                      TC94A46CFG
    AUDIO SECTION                                                    ANTENNA
                                                                                                    R L
                                                                                                                         SETUP MIC                                                                                                                                                                                                                                                                                                                        7 CH
                                                                               TUNER UNIT
                                                                                                                         1
                                                                                                                         2
                                                                                                                                                                                                                                                                                                                                                                                                                                                         POWER
                                                                                                                         3                                                                                                                                                                                                                                                                                                                             AMPLIFIERS
                                      AM LOOP
                                                                               HD RADIO:                                                                                                                                                                                                                                                                                                                                  HEADPHONES                                          SPEAKER TERMINALS
                                      ANTENNA                                                                                                                                                                                                                     Analog Switch                 Volume
                                                                               DC,DD Type only                                                                                                                                                                                                                                                                                                                                 1
                                                                                                                                                                                                                                                                     Q4304                      Q4405                                                                                                                          2
                                                                                                                                           ch2                                                                                                                                                                                                                                                                                 3
                                              TUNER L                                                                                                                                                                                                              NJU7312AM                   CS3318-                                                                                                                                                    +29dB
1                                     (TX-SA876 Only)
                                                                                                                       NJU7312A                                      MAIN A                                                                                                                     CQZR                                                                                                                                                                          FRONT LEFT
                                                                        R
                                                                                                                                                                                                                                                                  MAIN L

                          (DC,DD Type Only)
                                                              XM                                                                           ch3                       MAIN B                                                                                       DAC FL
                                                                                                                                                                                                                                                                  MIX L                                       FL
                                                                                                                                                                                                                                                                                                                                                                                                                                                          +29dB
                                                              Sirrus
                                                                                                                                                                                                                                                                                                                                                                                                                                                                              FRONT RIGHT
                                                                                                                                                                                                                                                                  MAIN R
                                                                        L                                                                                                                                                                                         DAC FR




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     - FRONT RIGHT(BTL) +
                                                                                                                                                                                                                                                                                                              FR




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               - FRONT LEFT(BTL) +
                                                               CD                                                                          ch4                                                                                                                    MIX R
                                                                        R
                                                                                                                                                                                                                                                                  MCH C                                                                                                                                                                                   +29dB




                                                                                                                                                                                                        -6dB
                                                                                                                                                                                                               -6dB
                                                                        L
                                                                                                                                                                                                                                                                  DAC C
                                                                                                                                                                                                                                                                                                              C                                                                                                                                                              CENTER
                                         PHONO                                                       RIAA                                  ch5
                                                                        R                                                                                                                           L             R                                              MCH SW
                                                                                                                                                                                                                                                                 DAC SW
                                                                                                                                                                                                                                                                                                                       SW                                                                                                                                 +29dB
                                                                        L                                                                                                                                                                                                                                                                                                                                                                                                    SURROUND LEFT
                                                              TAPE                                                                         ch6                                                                                                                                                                       +20dB
                                                                        R                                                                                           Zone2
                                                                                                                                                                                                                                                                 MCH SL
                                                                                                                                                                                                                                                                 DAC SL                                       SL




                                                                                                                                                                                                        0dB

                                                                                                                                                                                                               0dB
                                                                        L                                                                                                                                                                                                                                                                                                                                                                                 +29dB
                                     TAPE OUT                                                                                              ch7
                                                                                                                                                                                                                                                      MCH SR
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             SURROUND RIGHT
                                                                        R                                                                                                                                                                                                                                     SR

2                                                                       L
                                                                                                                                                                                                                                                                                                                                                                                                                                                          +29dB
                                                        AUX 1                                                                              ch8                                                                                                                                                                SBL
                                                                        R                                                                                                                                                                                                                                                                                                                                                                                                    SURROUND BACK
                                                                                                                                                                    Zone3                                                                                                                                                                                                                                                                                                    or Bi-AMP LEFT
                                                                        L
                                      GAME/TV                                                                                              ch9                                                                                                                                                                                                                                                                                                            +29dB
                                                                        R




                                                                                                                                                                                                                      Analog Switch
                                                                                                                                                                                                                       NJU7313AM
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             SURROUND BACK




                                                                                                                                                                                                                         Q4305
                                                                                                                                                                                                Video REC
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             or Bi-AMP RIGHT
                                                                                                                                       ch10
                                                                                                                                                                                                                                                                                                              SBR
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             ZONE2 LEFT
                                                                        L
                                      CBL/SAT                                                                                          ch11
                                                                        R
                                                                                                                                                                                                                                                                             Q4306




                                                                                                                                                                                                                                                MCH_SBR
                                                                                                                                                                                                                                                MCH_SBL
                                                                                                                                                                                                                                                DAC_SBR
                                                                                                                                                                                                                                                                                                                                                                                                                                                                             ZONE2 RIGHT




                                                                                                                                                                                                                                      DAC SW2




                                                                                                                                                                                                                                                DAC_SBL


                                                                                                                                                                                                                                                MCH_SW

                                                                                                                                                                                                                                                MCH_SR
                                                                                                                                                                                                                                      DAC CT2




                                                                                                                                                                                                                                                DAC_SW




                                                                                                                                                                                                                                                MCH_CT

                                                                                                                                                                                                                                                MCH_SL
                                                                        L




                                                                                                                                                                                                                                                DAC_SR
                                                                                                                                                                                                                                                DAC_FR
                                                                                                                                                                                                                                                DAC_CT

                                                                                                                                                                                                                                                DAC_SL
                                                                                                                                                                                                                                                DAC_FL
                                                                                                                                                                                                                                                                          NJU7311AM
                              VCR/DVR OUT                                                                     NJU7313AM                ch12                                                                                                                               Analog Switch
                                                                        R                                    Analog Switch
                                                                                                                                                                                                                                                                                                                                     .
                                                                        L
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  PRE OUT




                                                                                                                                                                                   V_OUT_R
                                                                                                                                                                                                                                                                                                                                                                                             ZONE2 PREOUT/LINEOUT




                                                                                                                                                                                   V_OUT_L
                                                                                                                                                                                                                                                                                                                0dB FIX
                                 VCR/DVR IN                                                                                            ch13
3                                                                       R                                                                                                                                                                                                           0dB FIX
                                                                                                                                                                                                                                                                                               TONE
                                                                                                                                                                                                                                                                                                                                                                                                                      L
                                                                        L                                                                                                                                                                                                                                                                                                                                                                                                     L
                                                                                                                                                                                                                                                                                                                0dB FIX
                                                              DVD                                                                      ch14                                                                                                                                                                                                                                                                           R                                                             FRONT
                                                                        R
                                                                                                                                                                                                                                                                                    0dB FIX    TONE                                                                                                                                                                           R

                                                                  FL                                                                                                                                                                                                                                                                                                                                                                                                          CENTER
                                        MULTI CHANNEL INPUT




                                                                  FR                                                                                                                                                                                                                                                                                                                                                                                                          SUBWOOFER
                                                                                                                                                                                                                                                                                                                                                                                             ZONE3 PREOUT/LINEOUT
                                                                    C                                                                                                                                                                                                                                                                                                                                                 L                                                        L
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    SURR
                                                                 SW                                                                                                                                                                                                                                                                                                                                                   R                                                        R
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               L    SURR
                                                                  SL
                                                                                                                                                                                                                                                                              Q4204 R2S15211FP
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               R    BACK
                                                                 SR                                                                                                                                                                                                           Audio Selector, Volume, Tone

                                                                SBL
                                                                                                                                                                                                                                                                                                                                                                                                                                                           NAVD-9052 SD-6
                                                                SBR
4                                                               HDMI BOARD
                                                                NAHDM-9114                                                                             I2S




                                                                                                                                                                                                                                                                                                                                                                                                                                          SW2
                                                                 SD-15 to 19                                                                                                                                                                                                                                                                                                                                                                                 12V TRIGGER




                                                                                                                                                                                                                                                                                                                                                                                                         SBR
                                                                                                                                                                                                                                                                                                                                                                       SR




                                                                                                                                                                                                                                                                                                                                                                                     SBL
                                                                                                                                                                                                                                                                                                  FR




                                                                                                                                                                                                                                                                                                                                     SW




                                                                                                                                                                                                                                                                                                                                                                                                                        C2
                                                                                                                                                                                                                                                                                                                                                   SL
                                                                                                                                                                                                                                                                               FL
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               12V TRIGGER




                                                                                                                                                                                                                                                                                                                C
                                                                                                                                                                            -6dB



                                                                                                                                                                                             -6dB




                                                                                                                                                       I2S/DSD                                                                                                                                                                                                                                                                                                CONTROL
                                                                                                                                                                                                                                                                                                                                                                                                                                                                               OUT ZONE 2
                                                                                                 I2S (DVD audio,etc)
                                     IN 1-4




                                                                                                                                                                                                                                                                                        +6dB




                                                                                                                                                                                                                                                                                                       +6dB




                                                                                                                                                            



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