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Onkyo TX-SR875 Service Manual
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SERVICE MANUAL
AV RECEIVER
MODEL
STANDBY/ON
STANDBY
READY
ZONE 2
ZONE 3
PURE AUDIO
AUDIO SEL
DVD
VCR/DVR
CBL/SAT
TX-SR875 Black, Golden and Silver models
B UDC, S UDC, B MDC, S MDC
G UDT
B UMP, S UMP, B UMB, S UMB
B MMP, S MMP, B MMB, S MMB
G UMK, G UMT
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK
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
GAME/TV
AUX 1
AUX 2
TAPE
TUNER
CD
PHONO
DISPLAY
120V AC, 60Hz
220-240V AC, 50Hz
220-240V AC, 50/60Hz
ON THE
TX-SR875
Ref. No. 3996
062007
ON
STANDBY
TV
INPUT
DVD
VCR/DVR
CBL/SAT
+
1
2
3
GAME/TV
AUX 1
AUX 2
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
ZONE
3
REMOTE MODE
DVD
VCR
CD
ZONE
2
CDR/MD
TV
CABLE
DOCK
RECEIVER
SAT
TAPE/AMP
DIMMER
SLEEP
+
CH
DISC
ENTER
VOL
ALBUM
-
PREV
CH
D
S I
P
L
A
Y
M
U
T
N I
G
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
VCR
DVD
DVD
HDD
HDD
RC-
690
M
RC-690M

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Summary of Contents for Onkyo TX-SR875

  • Page 1 VIDEO OFF S. RESTORE AUDIO SEL L NIGHT Re-EQ 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...
  • Page 2 All manuals and user guides at all-guides.com TX-SR875...
  • Page 3 All manuals and user guides at all-guides.com TX-SR875...
  • Page 4 All manuals and user guides at all-guides.com TX-SR875 DIA RA -1 AUX 2 Q4029 VIDEO IN TC94A46CFG AUDIO SE TIO SETUP MIC ANTENNA TUNER UNIT AM ANTENNA MAIN A NJU7312A MAIN L MAIN B DAC FL (DC Type Only) MIX L...
  • Page 5 All manuals and user guides at all-guides.com TX-SR875 7 CH POWER AMPLIFIERS HEADPHONES SPEAKER TERMINALS Q4304 Q4405 NJU7312A CS3318 +29dB FRONT LEFT MAIN L DAC FL MIX L +29dB FRONT RIGHT MAIN R DAC FR MIX R +29dB MCH C...
  • Page 6: Video Board

    All manuals and user guides at all-guides.com TX-SR875 DIA RA -2 VIDEO SE TIO VIDEO BOARD (NAVD- 2 SD- ) COMPONENT VIDEO Q2201 C-DET NJW1321 IN 1 IN 2 IN 3 Q2012,Q2013 74HC4051 NJM2587 HDAP COMPOSITE VIDEO MAIN HDAPB LPF(12MH )
  • Page 7 All manuals and user guides at all-guides.com TX-SR875 COMPONENT VIDEO Q2206 NJM2586A 100MH -3dB MONITOR OUT MMPV 24MH MAX Q2012,Q2013 HDMI BOARD NJM2587 (NAHDM- 114 SD-1 1 1 1 1 ) 12MH MAX HDBCV LPF(12MH ) CVBS HDBSC LPF(12MH )
  • Page 8: Hdmi Board

    All manuals and user guides at all-guides.com TX-SR875 DIA RA -3 D I SE TIO HDMI BOARD HDAS SFL/S NCOUT HDAS (NAHDM- 114 SD-1 1 1 1 1 ) HDASC HDASC HDACV HDACV HDAP 76_77 HDAP HC/CS HDAPB HDAPB FIELD/DE...
  • Page 9 All manuals and user guides at all-guides.com TX-SR875 VIDEO ENCODER HDBP Q8901 HDBP HDBPB HDBPB ADV7320 VS NC HDBPR VS NC HDBPR HS NC HDBS HS NC HDBS FIELD/DE HDBCV FIELD/DE HDBCV CR(P20-29) HDBSC HDBSC CB(P0-09) (P10-19)ITU656 (P10-19) TC74VCX162827FT X2...
  • Page 10: Audio Section

    All manuals and user guides at all-guides.com TX-SR875 SCHEMATIC DIAGRAM-1 (SD-1) AUDIO SECTION NAASP-9050(1/2) NAASP-9051 AMPLIFIER PC BOARD PHONO P 2SC2240-BL 2SC2240-BL +14.0V R4089 R4091 NE5532 3.3K 3.3K R4175 Q4023A C4175 152J 470K Q4017 R4077 C4057 R4095 R4093 47/50 Q4019...
  • Page 11 All manuals and user guides at all-guides.com TX-SR875 Note SD- X is short or Shce atic Dia ra - and each soc et s location, X A to H, 1 to 5. O PC BOARD +14.0V 100(1/2W) R4113 22/50 NE5532AP...
  • Page 12 All manuals and user guides at all-guides.com TX-SR875 E ATI DIA RA -2 SD-2 AUDIO SE TIO NAASP-9050(2/2) A PLIFIER P OARD VIDEO5L 22(1/2W) -14.4V R4302 -15V 1.5K R4303 R4305 -14.4V R4307 R4309 2.2K R4311 R4313 MainAL 2.2K C4315 MIXL R4337 10K -14.4V...
  • Page 13 All manuals and user guides at all-guides.com TX-SR875 Note SD- X is short or Shce atic Dia ra - and each soc et s location, X A to H, 1 to 5. HEADPHONE AMP +14.4V C4501 1.8K C4311 102J NE5532AP...
  • Page 14 All manuals and user guides at all-guides.com TX-SR875 E ATI DIA RA -3 SD-3 POWER A PLIFIER SE TIO -1 +64.8V NACLA-9064 (1/4W) +B2R +B1R R5231 +65V +1.1V +62.8V R5181 +62.8V +63.4V DRIVER A P (1/4W) (1/4W) OARD R6311 +52.7V C5011 0.0V...
  • Page 15 All manuals and user guides at all-guides.com TX-SR875 NACLA-9063 (1/4W) +64.8V +B2L +B1L R5230 +65V +1.1V +62.8V R5180 +62.8V +63.4V DRIVER A P (1/4W) (1/4W) OARD R6310 +52.7V C5010 0.0V R5000 R5020 47/50 -0.6V C5020 R5250 221K +0.6V R5260 1.8K -0.9V...
  • Page 16 All manuals and user guides at all-guides.com TX-SR875 E ATI DIA RA -4 SD-4 POWER A PLIFIER SE TIO -2 TO NAAF-9039 SD-5 F3 P6350A NAAMP-9062 POWER A P +65V FRONT R +B1R OARD P6081 0.22(1/2W) P6051 R6331 IPRO L6001...
  • Page 17 All manuals and user guides at all-guides.com TX-SR875 TO NAAF-9039 SD-5 F3 P6340A NAAMP-9061 POWER A P +65V FRONT L +B1L OARD P6080 0.22(1/2W) P6050 R6330 IPRO L6000 R6350 2SC5242 0.22(1/2W) 2SC5242 +0.6V R6180 R6080 R6150 R6160 10(1/4W) (1/4W) (1/4W) 0.0V...
  • Page 18 All manuals and user guides at all-guides.com TX-SR875 E ATI DIA RA -5 SD-5 POWER SUPPL SE TIO NAAF-9039 A PLIFIER P OARD LM61C LM61CIZ NAETC-9042 NAETC-9043 Q6380 T ER AL T ER AL SE SOR SE SOR OARD OARD...
  • Page 19 All manuals and user guides at all-guides.com TX-SR875 Note SD- X is short or Shce atic Dia ra - and each soc et s location, X A to H, 1 to 5. P6140A-G(SOCKET AS) TO NATRM-9055 SD-7 D2 (P6140H) inputC...
  • Page 20 All manuals and user guides at all-guides.com TX-SR875 E ATI DIA RA -6 SD-6 VIDEO SE TIO AVD- VIDEO P OARD R2201 C2201 1/50 Cr/Pr C2202 104Z C2203 1/50 C /P 3 IN R2202 Q2204 Q2205 R2227 C2204 2SK3019 2SK3019...
  • Page 21 All manuals and user guides at all-guides.com TX-SR875 Note TO NADG-9075 SD- X is short or Shce atic Dia ra - and SD-8 G3 each soc et s location, X A to H, 1 to 5. P2010A +SUB GNDSUB ADINCV...
  • Page 22 All manuals and user guides at all-guides.com TX-SR875 E ATI DIA RA -7 SD-7 SP TER I AL SE TIO NATRM-9055 SP TER I AL P OARD 2SB1565-E Q4901 0.22(1/2W) R4901 +14.4V F9101 D3SBA20 D9105 Q4905 2SK365-GR Q4906 2SK365-GR F9102...
  • Page 23 All manuals and user guides at all-guides.com TX-SR875 SPEAKER TERMINALS C6810 C6811 R6900 +13.5V 15(1W) 102J 102J P6800 P6801 GND_SPSL R6901 GND_SPSBL 15(1W) GND_SPL FRONT L FRONT R GND_SPR GND_SPSBR GND_SPSR GND_SPC C6816 C6815 FAN_GND 102J 102J +12V_FAN P6805 P6806...
  • Page 24 All manuals and user guides at all-guides.com TX-SR875 E ATI DIA RA -8 SD-8 I ROPRO ESSOR SE TIO NAAR-9075 I ROPRO ESSOR P OARD MPOWER GNDDG FTXD FBUS +3.3VST R7290 FCLK FRXD CNVSS RESET R7289 +3.3V R7213 R7213 R7212...
  • Page 25 All manuals and user guides at all-guides.com TX-SR875 C7152 100/16 DIGSDO DIGCLK C7151 104Z FLD1CS +5.0V SIOSTB C7027 NC FLD2CS SIOSDO FLDRST ASWSTB KE 0 R7151 R7154 47 SELSDO KE 1 SIOCLK KE 2 SELSTB KE 3 R7152 7 GND...
  • Page 26 All manuals and user guides at all-guides.com TX-SR875 E ATI DIA RA -9 SD-9 DA SE TIO NADG-9074 DA P OARD R3782-3788 220/10 C3781 1 ZEROL 2 ZEROR R3037 R3781 R3031 10K LBC2518T470M 3 MSEL FORCEOFF +3.3V L3031 C3031 1/50...
  • Page 27 All manuals and user guides at all-guides.com TX-SR875 NE5532APSR Q3814 A +14.4V Q3824 A Q3834 A R3978 Q3808 A +OP5 R3808 560 NE5532APSR Resistor Value R3898 R3948 R3908 R3928 R3820-R3839 3.3K C3789 104J C3808 272J R3888 1.5K R3828 R3848 R3688 4.7K...