Service Manuals, User Guides, Schematic Diagrams or docs for : ONKYO Audio TX-SR804 hfe_onkyo_tx-sr804_service
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TX-SR804/804E
Ref. No. 3950
102006
SERVICE MANUAL
AV RECEIVER ON STANDBY
TV
I INPUT
MODEL TX-SR804
V1 V2 V3
1 2 3 +
V4 MULTI CH DVD T V CH
4 5 6 -
MODEL TX-SR804E
CD TAPE TUNER
7 8 9
PHONO T V VOL
+10 0 CLEAR
- - / - - - 10 11 12
INPUT SELECTOR
MACRO
1 2 3 ZONE2
MASTER VOLUME REMOTE MODE
RECEIVER DVD CD HDD
STANDBY/ON TAPE/AMP
STANDBY
TV VCR CABLE SAT
ZONE 2 CDR MD
DIMMER SLEEP
POWER
EN U MEN
PM U
TO
ON OFF
PURE AUDIO MULTI CH DVD VIDEO 1 VIDEO 2 VIDEO 3 VIDEO 4 PHONO TAPE TUNER CD DISPLAY
+
CH
DISC ENTER VOL
ALBUM
-
PREV RE
PUSH TO OPEN
CH TUR UP
N SET
DISPLAY MUTING
TX-SR804
REC PLAYLIST RANDOM
LISTENING MODE
STEREO SURR
REPEAT AUDIO SUBTITLE PLAY MODE
TX-SR804 Black, Golden and Silver models PURE A DIRECT THX ALLST
TEST TONE CH SEL LEVEL LEVEL
B MDC, S MDC 120V AC, 60Hz OPEN/CLOSE VIDEO OFF
L NIGHT Re-EQ
B MPA, S MPA 230-240V AC, 50Hz
RC-620M
G MWT 120/220-240V AC, 50/60Hz
G MGK, G MGR, G MGQ 220-230V AC, 50Hz RC-620M
TX-SR804 Black, Golden and Silver models
B MPP, S MPP 230-240V AC, 50Hz
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-SR804/804E
EXPLODED VIEW A105 Q6056 Q6064 Q6062 Q6060
x 2 pcs.
Q951G U08 Q6065 Q6066 Q6063 Q6061
F951 Q951F A101
P901
F952 x 4 pcs. A100
F931 x 4 pcs.
A405 A402
x 44 pcs. F932
A069
U13 A068 A105 A080 Q6054 Q6052 Q6050
A404 A092 x 3 pcs.
A408 A403 U17 Q6055 Q6053 Q6051
x 5 pcs. A059 A099
A097
P601 x 2 pcs.
P710
U12
A090
A082
x 2 pcs. A105 A095
P701 U14
P8000 x 2 pcs. P7534
A660
U011 A077 A003
Q6050A
x 2 pcs. x 2 pcs. A002
A401 U20 U07 A003
A070 U18 A105
x 2 pcs. x 3 pcs. A105 A087 x 15 pcs. A003 A003
A057 U09 A082 x 3 pcs. x 2 pcs.
U19 x 2 pcs. x 12 pcs. U04 x 3 pcs. U11
F6902 A105 U01
A430 A067 x 4 pcs. U03 A001
A051 F6901 U05
A003
U06 x 5 pcs.
U15 A020
A092 A006
x 2 pcs.
A003 A005
A062 A088 A410
x 4 pcs. x 2 pcs. A089 A044
Q6050A x 2 pcs.
U046 x 4 pcs.
A056 A003 x 12 pcs. A081
x 4 pcs. U22
F901 A115 A080
A060 A010
A691 A416 A009
x 2 pcs. A011
A063 A412
F903 A417 A418 x 3 pcs.
x 2 pcs. A020 A029 A040
U16 A110 x 3 pcs. A035
A050 P/T/R/K
T901 A037 A019 A036
A119 models x 5 pcs.
A106 A022
TX-SR804/804E
x 4 pcs. A025
x 2 pcs.
A105 A027 A032
A055 A111
x 11 pcs. A052 A039
x 4 pcs. A030
A054 U02 A411
x 3 pcs. A038
A053 A114 A031 A402
x 3 pcs. x 4 pcs. A033 A023 x 2 pcs.
TX-SR804/804E
A B C D
BLOCK DIAGRAM-1
XM ANTENNA
XM-RADIO
FM/AM TUNER UNIT
AUDIO SECTION
UNIT
D type only
MIC AMP DAC
AK4384
XM/DT IC
SET UP MIC
1 L
51
Q3003 NJW1157
VIDEO 4 IN 52
R
Q3001
53 41 42
L RIAA
+
46
PHONO EQ 54 43 44 45
R +
48
55 47
L -6dB
CD 56
R
57
L
TAPE OUT 58
R Q3002
59
NJU7311AM
L 27 4
TAPE IN 60
29 Z2_L
27
3
R 28 28
30 2 MIX_L
Z2_R
61 29 MIX_R
+9.7dB
L
2
RTING
VIDEO 3 IN
62
R
INVE
SOURCE_R
SOURCE_L
-6dB
63
L
VIDEO 2 OUT 64
21 12
7 VOLIN_SBL
R 23
25
65
L 22 19
VIDEO 2 IN 66
24
11
24 VOLIN_SBR
R 26
20
67
L
VIDEO 1 OUT 68
10
21
5
26
R 6
9 25
69 22
L 8
ADRT+
VIDEO 1 IN
ADLT+
ADRT-
ADLT-
23
70
R
71
DAC_SBR
MCH_SBL
DAC_SBL
MCH_SW
DAC_SW
MCH_SR
MCH_CT
DAC_SR
MCH_SL
DAC_FR
DAC_CT
DAC_SL
DAC_FL
73
3 73
FL
(MULTI CHANNEL INPUT)
TAPE_OUT_R
74 TAPE_OUT_L
V1_OUT_R
V2_OUT_R
V1_OUT_L
V2_OUT_L
FR
C
SW
DVD
SL
SR
+6dB
+6dB
SBL
VLSC
VLSC
VLSC
SBR
Q331, 341, 351
MCLK
2ch ADC
IN 1 2ch ADC
LPF
LPF
LPF
4 Micro
Controller
HDMI
RX
BCLK
LRCLK
ADLT-
ADLT+
ADRT+
IN 2 2ch ADC
36
37
35
34
32
33
HDMI ADRT-
61
54
13
14
15
16
60
CS5340x3
SWITCHING
PCM (FL,FR,C,SW,SL,SR,SBL,SBR)
OUT HDMI & CLOCK Q141 2ch ADC
TX
TC74VHT157F
SPDIF
Q161
(FRONT) TC74VHT157F
OPT IN
127
82
81
80
79
86
85
59
131
Q211
OPT IN 1 119
MX26LV040 134
111 2
FLASH ROM Q201 117 3
OPT IN 2 4M bit CS494003 107 1
106 64
DSP 109 63
OPT IN 3 Q285 110
118
62
56
IC42S16100
5 OPT IN 4 SD RAM
16M bit
RX0 49
RX1 48
COAX 1 RX4 43
RX6 47
RX5 46 DIR
COAX 2 RX3 45
RX2 44
RX7 42
TX 50
OPT OUT
TX-SR804/804E
E F G H
HEADPHONES
7 ch POWER
AMPLIFIER
+29dB
LEFT
80
FRONT SPEAKERS
88 1
TONE +29dB
RIGHT
81
89 2
TONE
+29dB
82
3
CENTER SPEAKER
90
A PRE OUT
87 Q3007
95 8 FL +29dB
LEFT
A +20.2dB
FR
83
91 4 SURROUND SPEAKERS
C +29dB
84 SW RIGHT
92 5
SL
85
+29dB
93 6 SR LEFT
+6dB@ZONE2
SBL SURROUND BACK
86
94 7
SPEAKERS
+29dB
SBR
RIGHT
LEFT
ZONE2 LINE OUT ZONE2 SPEAKERS
Z2L_PO
L
HP DET
RIGHT
CSRL
MCH_SBR
SBRL
MCH_SBL
Z2R_PO
Z2RL
MCH_SR
MCH_SL
FRL
R
Z2LMUT
SBMUT
AMUT
+6dB
+6dB
+6dB
+6dB
+6dB
+6dB
12V TRIDDER 12V TRIGGER
VLSC
VLSC
VLSC
VLSC
VLSC
CONTROL
OUT ZONE 2
LPF
LPF
LPF
LPF
LPF
32
33
31
30
28
29
27
26
22
23
21
20
IR IN
IR
REMOTE SENSOR
IR OUT
8ch DAC
RI
INTERFACE RIex
RS-232C
INTERFACE
Q701 RS232
M30627FHPGP
Q361 Main Micro
CS42528 Processor
Refer to SCHEMATIC DIAGRAM-13(SD-13) for
the digital audio signal flow and wave forms.
TX-SR804/804E
A B C D
BLOCK DIAGRAM-2
VIDEO SECTION-1
1
NAVD-8991
VIDEO BOARD
V_Y
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