Service Manuals, User Guides, Schematic Diagrams or docs for : ONKYO Audio TX-SR875 hfe_onkyo_tx-sr875_service

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hfe_onkyo_tx-sr875_service


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                                                                                                                                                                                                                             TX-SR875

                                                                                                                                                                                                                       Ref. No. 3996
                                                                                                                                                                                                                             062007
                                                  SERVICE MANUAL

                                                  AV RECEIVER
                        MODEL TX-SR875
                                                                                                                                                                  ON      STANDBY
                                                                                                                                                                                                      TV
                                                                                                                                                                                                            INPUT

                                                                                                                                                               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
                                                                                                                                           MASTER VOLUME            INPUT SELECTOR
                                                                                                                                                                          MACRO
                                                                                                                                                                  1             2              3            ZONE3

                                                                                                                                                                            REMOTE MODE
                                                                                                                                                              DVD           VCR               CD            ZONE2
       STANDBY/ON
                                                                                                                                                                                           CDR/MD

                                                                                                                                                                  TV       CABLE            DOCK            RECEIVER
                                                                                                                                                                               SAT                         TAPE/AMP
                                                                                                                                                           DIMMER                                              SLEEP
                      STANDBY
                                                                                                                                                                                 E NU       ME N
                                                                                                                                                                               PM               U
                                                                                                                                                                          TO
                      READY

                                                                                                                                                                  +
                     ZONE 2
                                                                                                                                                              CH
                                                                                                                                                              DISC                   ENTER                   VOL
                                                                                                                                                             ALBUM
                     ZONE 3
                                                                                                                                                                  -            GU
                                                                                                                                                                                                 T
                                                                                                                                                                                    I DE    EX I
                                                                                                                                                           PREV           SE
                                                                                                                                                                            TUP                 RN
                                                                                                                                                           CH                               RETU

                                                                                                                                                           DISPLAY                                           MUTING
       PURE AUDIO               AUDIO SEL   DVD   VCR/DVR   CBL/SAT   GAME/TV   AUX 1   AUX 2   TAPE   TUNER   CD   PHONO     DISPLAY

                                                                                                                                        PUSH TO OPEN




                                                                                                                                                                  REC               PLAYLIST              RANDOM




                                                                                                                                                                          LISTENING MODE
                                                                                                                                                              STEREO       SURR

                                                                                                                                                             REPEAT        AUDIO           SUBTITLE PLAY MODE
                                                                                                                                                              PURE A       DIRECT            THX           ALL ST
                                                                                                                                        TX-SR875
                                                                                                                                                              TEST TONE    CH SEL           LEVEL-         LEVEL+

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


                                                                                                                                                                                RC-690M




                                                                                                                                                           RC-690M


TX-SR875 Black, Golden and Silver models
B UDC, S UDC, B MDC, S MDC                                                                      120V AC, 60Hz
G UDT
B UMP, S UMP, B UMB, S UMB                                                                      220-240V AC, 50Hz
B MMP, S MMP, B MMB, S MMB
G UMK, G UMT                                                                                    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-SR875


EXPLODED VIEWS-1                                                             U27          A139                                                                          A402
                                                                                                                       A406                                             x 6 pcs.
      A118                                                            A094                                             x 3 pcs.
         A116                   A112                                  x 2 pcs.                                                                                           A410
                                x 51 pcs.                       U25
A114                                                      U28
x 2 pcs.                            A110

                                          U42                                                                  P7501
                                                                                                                       A270
                                                                                                                                                              A400
                                                                                                                                                             A411
                                                       A096
                              A119                                               Refer to  in                                                      A412
                                                    P101                         EXPLODED VIEWS-2
             A008           U017           A104             U12
             x 2 pcs. U14                                                                            A137
                            F2501                                                                                            A008
  A113                      F2502                                                                      A261                  x 2 pcs.
                                                  P2801                                                                                    A008
                                                                                                A008                            U39
                                                                                                x 15 pcs.                                  x 3 pcs.
                                                                                                                                A008             A251

                                          U08                                                                                     U41              A255
                                                                                                                                                          A112
                            U31           U07                                                                            U38                              x 2 pcs.
             P102                                                                                                                                                A301
                             A100                                                    A008
             U30                                                                     x 2 pcs.                   U33
 DC type                                                                                U34              A253
                                              A090
                                                                                                                                                                          A281
                                              U06                     DT,MP,MB                     U35
                                     U26                              MT,MK type                                               A259
   U32                            U10                                                P9008          A315
                                         A076
  A008                         U09       x 4 pcs.                           A092
                             A098                                                       A008                      A321
DT,MP,MB, F9101                                                                         x 2 pcs.                  x 2 pcs.       A201                                      A112
MT,MK type                              U11                                                                                   A313                                 A215
             F9102                                   A067
P6800                                                                                                    U40 U36
x 18 pcs.                                                                                                                    A112
                                                                                                    A008                     x 8 pcs.
F9000                                                                                               x 3 pcs.   A087
                                                                                                                                                   A303
                                                                                                                      A086
                                                                                                                                                                       A217
                                                                                                A066                      A008
              F9100         A106                                                                                          x 5 pcs.                                    A207
                                                                                                                                        A239                       A211
                            A105                                                                                               A219
           A120                                                                                                                                         A311
                                       A008                                                                                A223                                  A213
                            A070       x 3 pcs.
U13                                                                                                                                               A112
                            x 4 pcs.                                                                                                              x 2 pcs.




                                                                                                                                                                                   TX-SR875
                                                                             A112
                            A068                      A112                   x 5 pcs.
                            x 4 pcs.                  x 2 pcs.                                                                             A209
                                                                                                                                        A205
                            A112                                  A075     A078                                                      A221
                            x 4 pcs.                              x 3 pcs. x 3 pcs.                                           A112
                                                                                                                                                                TX-SR875


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.
      x 12 pcs.             A007 Q6061                                                                                                          A021
                            x 4 pcs.
                U05         A005                            Q6052
                            x 4 pcs.                        Q6082
                    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.
A014                F6604
                            A011                        A008                                                              F9301                         A090
                            x 2 pcs.                                                                                                                    x 4 pcs.
                      A013
A013                  x 2 pcs.                                                                                P061
x 2 pcs.                                                                                                                        U37
                                       A008                                                                                                            A018
              U02                      x 7 pcs.                       U20
                                                  U22                                                                                    A064             A120
                                                                                                                                                            A008
                                    U23                               U19                                                                                   x 2 pcs.
                                   U18                                U24                                 A008
                                  U21                                                                     x 8 pcs.
                                                                                                   A060
                                                                                                   x 2 pcs.
                                                                                                                A022
                                                                                                                                                                A022
                                                                      A008
                                                                      x 4 pcs.
                                 U01
                                                               A008
                                                               x 3 pcs.
                                                               A008
                                                               x 2 pcs.                A120




                                                                                                                                                                        TX-SR875
                                       U03                                                                                                            A015

                                                               A025
                                                                                             A008
                                                                                             x 2 pcs.
                                                                                                                                                                                                                                                                                                                                                                                                                                           TX-SR875
                      A                                                                           B                                                           C                                                                              D                                                   E                                     F                                       G                              H
    BLOCK DIAGRAMS-1                                                                          AUX 2
                                                                                                                                        Analog Switch Array
                                                                                                                                              Q4029
                                                                                             VIDEO IN                                      TC94A46CFG
    AUDIO SECTION                                                      FM
                                                                     ANTENNA
                                                                                               R L
                                                                                                                    SETUP MIC                                                                                                                                                                                                                                                   7 CH
                                                                                                                    1
                                                                                                                    2
                                                                                                                                                                                                                                                                                                                                                                               POWER
                                                                                                                    3                                                                                                                                                                                                                                                        AMPLIFIERS
                                   AM ANTENNA                                  TUNER UNIT                                                                                                                                                                                                                                                                    HEADPHONES                             SPEAKER TERMINALS
                                                                                                                                                                                                                                                            Analog Switch               Volume
                                                                                                                                                                                                                                                                                                                                                               1
                                                                                                                                                                                                                                                               Q4304                                                                                           2
                                                                                                                                                                                                                                                                                       Q4405
                                                                                                                                      ch2                                                                                                                     NJU7312A                 CS3318
                                                                                                                                                                                                                                                                                                                                                               3
                                                                                                                                                                                                                                                                                                                                                                                +29dB
1                                                                                                                 NJU7312A                                      MAIN A                                                                                                                                                                                                                              FRONT LEFT
                                                                                                                                                                                                                                                            MAIN L

                            (DC 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                                                                                                                                                                                                                                                                                                                          SURR LEFT
                                                              TAPE                                                                    ch6                                                                                                                                                             +20dB
                                                                        R                                                                                         Z2
                                                                                                                                                                                                                                                           MCH SL
                                                                                                                                                                                                                                                           DAC SL                                SL




                                                                                                                                                                                                   0dB

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

2                                                                       L
                                                                                                                                                                                                                                                                                                                                                                                +29dB
                                                        AUX 1                                                                         ch8                                                                                                                                                        SBL
                                                                        R                                                                                                                                                                                                                                                                                                                          SURR BACK
                                                                                                                                                                  Z3                                                                                                                                                                                                                               or Bi-AMP LEFT
                                                                        L
                                     GAME/TV                                                                                          ch9                                                                                                                                                                                                                                       +29dB
                                                                        R




                                                                                                                                                                                                                 Analog Switch
                                                                                                                                                                                                                  NJU7313A
                                                                                                                                                                                                                                                                                                                                                                                                   SURR 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
                                                                                                                                                                                                                                                                     NJU7311A
                             VCR/DVR OUT                                                                 NJU7313A                 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

                                                                 SD-15 to 19                                                                                                                                                                                                                                                                                                       12V TRIGGER
                                                                                                                                                                                                                                                                                                                                                                                                     12V TRIGGER
                                                                                                                                                                       -6dB



                                                                                                                                                                                        -6dB




                                                                                                                                                  I2S/DSD                                                                                                                                                                                                                           CONTROL
                                                                                                                                                                                                                                                                                                                                                                                                     OUT ZONE 2
                                                                                            I2S (DVD audio,etc)
                                    IN 1-4
                         HDMI                                               HDMI                                        TC74VHC157FT
                                                                                                  DSD




                                                                                                                                                                                                                                                                                                                                                                       SW2
                                                                                    SPDIF




                                                                                                                                                                                                                                                                                                                                                   SBR
                                                                                                                                                                                                                                                                                                                                       SBL
                                                                             I/F




                                                                                                                                                                                                                                                                                                                  SW
                                                                                                                        MULTIPLEXER




                                                                                                                                                                                                                                                                                                                                  SR
                                                                                                                                                                                                                                                                                         FR




                                                         



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