Onkyo TX SR875 - AV Receiver Manuale utente

TX-SR875

SERVICE MANUAL

Ref. No. 3996

062007

AV RECEIVER

MODEL TX-SR875

TX-SR875 Black, Golden and Silver models

220-240V AC, 50Hz

220-240V AC, 50/60Hz

B UMP, S UMP, B UMB, S UMB

B MMP, S MMP, B MMB, S MMB

G UMK, G UMT

RC-690M

SAFETY-RELATED COMPONENT

WARNING!!

COMPONENTS IDENTIFIED BY MARK ON THE

SCHEMATIC DIAGRAM AND IN THE PARTS LISTARE

CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.

REPLACE THESE COMPONENTS WITH ONKYO

PARTS WHOSE PART NUMBERSAPPEARAS 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.

B UDC, S UDC, B MDC, S MDC

G UDT 120V AC, 60Hz

STANDBY/ON

MASTER VOLUME

CDTUNER

TAPECBL/SAT GAME/TV AUX 1 AUX 2VCR/DVR

DVDAUDIO SELPURE AUDIO PHONO DISPLAY

PUSH TO OPEN

STANDBY

READY

ZONE 2

ZONE 3

INPUT SELECTOR

LISTENING MODE

ON STANDBY

GNITUMYALPSID

RC-

690

DIMMER

CDR/MD

SAT

TAPE/AMP

SLEEP

MACRO

REMOTE MODE

SUBTITLE

AUDIO

REPEAT

PLAY MODE

---

10 11 12

VIDEO OFFOPEN/CLOSE

TV CH

TV VOL

PLAYLIST

RANDOM

DVD

AUX1AUX

GAME/TV

CBL/SATVCR/DVR

D. TUN

TUNER

TAPE

PHONO

VCRVCR DVDDVD HDDHDD

S. RESTORE

REC

ENTER

TEST TONE

AUDIO SEL

CH SEL

SURR

DIRECT

THX

PURE A

STEREO

LEVEL

L NIGHT

ALL ST

VOL

DISC

ALBUM

VCR

CABLE DOCK

DVD

RECEIVER

123

ZONE

INPUT

+10 0

CLEAR

123

456

789

Re-EQ

TX-SR875

EXPLODEDVIEWS-1

TX-SR875

A070

x 4 pcs.

P6800

x 18 pcs.

A008

x 3 pcs.

A008

x 3 pcs.

A008

x 3 pcs.

A008

x 2 pcs.

A008

x 15 pcs.

A008

x 2 pcs.

A008

x 2 pcs.

A008

x 2 pcs.

A402

A404

x 6 pcs.

A406

A408

x 3 pcs.

A321

x 2 pcs.

A113

A008

x 5 pcs.

A068

x 4 pcs. A075

x 3 pcs.

A076

x 4 pcs.

A112

x 51 pcs.

A112

x 8 pcs.

A112

x 2 pcs.

A112

x 2 pcs.

A112

x 5 pcs.

A112

x 2 pcs.

A112

x 4 pcs.

A114

x 2 pcs.

A094

x 2 pcs.

A078

x 3 pcs.

A066

A400

A412

A411

A410

A137

A270

A086

A087

A205

A219A239

A223

A112

A221

A209

A211

A213

A215

A259

A311

A313

A315

P9008

DT,MP,MA

MK,MQ,MT

type only

A207

A217

A201

A261

A008

A253

A251

A255

A301

A303

A281

A104

A100

A110

P101

P2801

P7501

U33

U38

U41

U39

U34

U35

U36U40

A119

F2501

F2502

U14 U017

U06

U09

U10

U26

U31

U32

A120

U11

U13

U12

U42

U25

U28

U27

U07

U08

U30

P102

F9100

F9000

F9101

F9102

A116

A118

A067

A106

A096

A092

A090

A098

A008

A105

A139

Refer to <Fig-1> in

EXPLODED VIEWS-2

DC type only

TX-SR875

EXPLODEDVIEWS-2

TX-SR875

A001

U04

U05

T901

A022 A021

A021

A058

A062 A048

A022

Q6093

Q6083

Q6063

Q6053

Q6051

Q6081

Q6061

Q6091

Q6056

Q6066

Q6086

Q6096

Q6084

Q6094

Q6054

Q6064

Q6082

Q6092

Q6052

Q6062

Q6095

Q6085

Q6065

Q6055

Q6090

Q6080

Q6060

Q6050

A015

A001

A022 A022

U37

A040

A049

F9301

P062

P061

A044

A014

A120 F6601

F6603

F6602

F6604

A120

A005

x 4 pcs.

A007

x 4 pcs.

A011

x 2 pcs.

A008

x 8 pcs.

A008

x 4 pcs.

A008

x 3 pcs.

A008

x 2 pcs.

A025

U03

U01

U18

U23

U21

U19

U24

U20

U22

U02

U16

U17

A008

x 7 pcs.

A060

x 2 pcs.

A042

x 4 pcs. A090

x 4 pcs.

A018

A004

A008

A046

x 4 pcs.

A056

x 4 pcs.

A008

x 2 pcs.

A120

A008

x 2 pcs.

A008

x 6 pcs.

A013

x 2 pcs.

Q6080A

x 2 pcs.

Q6050A

x 2 pcs.

A013

x 2 pcs.

A005

x 4 pcs.

A007

x 4 pcs.

A009

x 12 pcs.

A009

x 16 pcs.

<Fig-1>

A064

TX-SR875

BLOCK DIAGRAM-1

AUDIO SECTION

TX-SR875

BCDEFGH

SPDIF

RX0

RX5

MCH SR

RX6

RX7

DAC_FL

DAC_SL

DAC_SR

DAC_SBR

DAC_SBL

V_OUT_L

V_OUT_R

DAC_FR

DAC FL

MIX L

MIX R

DAC FR

DAC_CT

DAC_SW

MCH C

DAC C

MCH SW

DAC SW

MCH SL

MAIN L

MAIN R

DAC SL

DAC CT2

DAC SW2

MCH_SBR

MCH_SBL

MCH_SR

MCH_SL

MCH_SW

MCH_CT

CENTER

SURR LEFT

SURR RIGHT

ZONE2 RIGHT

VCR/DVR OUT

TAPE OUT

SUUR BACK

FRONT RIGHT

FRONT LEFT

- FRONT RIGHT(BTL) +

- FRONT LEFT(BTL) +

TAPE

VCR/DVR IN

CBL/SAT

GAME/TV

DVD

OUT

IN 4

IN 1

IN 2

IN 3

ch3

ch4

ch14

SUUR BACK

or Bi-AMP LEFT

or Bi-AMP RIGHT

RS-232

TRANCEIVER

RS-232

Q3031 ICL3221E

RIex

Q7001

MAIN MICROPROCESSOR

INTERFACE

IR OUT

IR IR IN

12V TRIGGER/Z2

12V TRIGGER

CONTROL

OPTICAL IN 1

DIGITAL IN

(FRONT)

COAX IN 2

COAX IN 1

HDMI

REMOTE

SENSOR

SPEAKER TERMINALS

7 CH

POWER

AMPLIFIERS

SBL

HDMI

I/F

FLASH ROM

SD_RAM

I2S

DSD

+20dB

SW2

I2S

DSD

PHONO

OPTICAL IN 2

+29dB

ZONE2 LEFT

SBR

LFRONT

SURR

BACK

SUBWOOFER

CENTER

PRE OUT

(DC Type Only)

TUNER UNIT

AM ANTENNA

ANTENNA

ZONE2 PREOUT/LINEOUT

TONE

Q4204 R2S15211FP

0dB FIX

ZONE3 PREOUT/LINEOUT

ADC

-6dB

Q3041

CS42516

MAIN B

SBL

SBR

Q4305

NJU7313A

HEADPHONES

(DVD audio,etc)

Q4306

NJU7311A

0dB

Video REC

0dB -6dB

-6dB

Q4405

CS3318

VIDEO IN

AUX 2

AUX 1

Q4029

TC94A46CFG

ch13

ch12

ch11

ch10

ch9

ch8

ch2

RIAA

Sirrus

MAIN A

DIR

TONE

0dB FIX

NJU7313A

ch7

ch6

ch5

Q4304

NJU7312A

0dB FIX

SETUP MIC

OPTICAL OUT

COAX IN 3

MULTI CHANNEL INPUT

SBL

SBR

PCM1796

DAC PCM1796

DAC

Q3701 Q3721 Q3741 Q3761 Q3781

PCM1796

DAC PCM1796

DAC

TC74VHC157FT MULTIPLEXER

2nd DSP Q3501 D708E001BRFP

(SD-11)

DSP BLOCK

1st DSP Q3401 D710E001BZDH

(SD-10)

3rd DSP Q3601 D707E001BRFP

(SD-11)

I2S/DSD

MULTIPLEXER

TC74VHC157FT

Q3001

TC74VHC157FT

<Note>

Refer to SCHEMATIC DIAGRAM-9 and -20 (SD-9 and SD-20)

for digital audio signal flow wave forms.

TX-SR875

BLOCK DIAGRAM-1

AUDIO SECTION

BCDEFGH

SPDIF

RX0

RX5

MCH SR

RX6

RX7

DAC_FL

DAC_SL

DAC_SR

DAC_SBR

DAC_SBL

V_OUT_L

V_OUT_R

DAC_FR

DAC FL

MIX L

MIX R

DAC FR

DAC_CT

DAC_SW

MCH C

DAC C

MCH SW

DAC SW

MCH SL

MAIN L

MAIN R

DAC SL

DAC CT2

DAC SW2

MCH_SBR

MCH_SBL

MCH_SR

MCH_SL

MCH_SW

MCH_CT

CENTER

SURR LEFT

SURR RIGHT

ZONE2 RIGHT

VCR/DVR OUT

TAPE OUT

SUUR BACK

FRONT RIGHT

FRONT LEFT

- FRONT RIGHT(BTL) +

- FRONT LEFT(BTL) +

TAPE

VCR/DVR IN

CBL/SAT

GAME/TV

DVD

OUT

IN 4

IN 1

IN 2

IN 3

ch3

ch4

ch14

SUUR BACK

or Bi-AMP LEFT

or Bi-AMP RIGHT

RS-232

TRANCEIVER

RS-232

Q3031 ICL3221E

RIex

Q7001

MAIN MICROPROCESSOR

INTERFACE

IR OUT

IR IR IN

12V TRIGGER/Z2

12V TRIGGER

CONTROL

OPTICAL IN 1

DIGITAL IN

(FRONT)

COAX IN 2

COAX IN 1

HDMI

REMOTE

SENSOR

SPEAKER TERMINALS

7 CH

POWER

AMPLIFIERS

SBL

HDMI

I/F

FLASH ROM

SD_RAM

I2S

DSD

+20dB

SW2

I2S

DSD

PHONO

OPTICAL IN 2

+29dB

ZONE2 LEFT

SBR

LFRONT

SURR

BACK

SUBWOOFER

CENTER

PRE OUT

(DC Type Only)

TUNER UNIT

AM ANTENNA

ANTENNA

ZONE2 PREOUT/LINEOUT

TONE

Q4204 R2S15211FP

0dB FIX

ZONE3 PREOUT/LINEOUT

ADC

-6dB

Q3041

CS42516

MAIN B

SBL

SBR

Q4305

NJU7313A

HEADPHONES

(DVD audio,etc)

Q4306

NJU7311A

0dB

Video REC

0dB -6dB

-6dB

Q4405

CS3318

VIDEO IN

AUX 2

AUX 1

Q4029

TC94A46CFG

ch13

ch12

ch11

ch10

ch9

ch8

ch2

RIAA

Sirrus

MAIN A

DIR

TONE

0dB FIX

NJU7313A

ch7

ch6

ch5

Q4304

NJU7312A

0dB FIX

SETUP MIC

OPTICAL OUT

COAX IN 3

MULTI CHANNEL INPUT

SBL

SBR

PCM1796

DAC PCM1796

DAC

Q3701 Q3721 Q3741 Q3761 Q3781

PCM1796

DAC PCM1796

DAC

TC74VHC157FT MULTIPLEXER

2nd DSP Q3501 D708E001BRFP

(SD-11)

DSP BLOCK

1st DSP Q3401 D710E001BZDH

(SD-10)

3rd DSP Q3601 D707E001BRFP

(SD-11)

I2S/DSD

MULTIPLEXER

TC74VHC157FT

Q3001

TC74VHC157FT

<Note>

Refer to SCHEMATIC DIAGRAM-9 and -20 (SD-9 and SD-20)

for digital audio signal flow wave forms.

TX-SR875

BLOCK DIAGRAM-2

VIDEO SECTION

TX-SR875

BCDEFGH

CBL/SAT

VCR/DVR

AUX 1

DVD

GAME/TV

MONITOR OUT

VCR/DVR OUT

MONITOR OUT

VCR/DVR OUT

S VIDEO

ZONE2 OUT

AUX 2

(FRONT)

CBL/SAT

VCR/DVR

AUX 1

DVD

GAME/TV

AUX 2

(FRONT)

COMPOSITE VIDEO

CB1

CR1

CB2

CR2

CR3

CB3

IN 1

IN 2

IN 3

COMPONENT VIDEO

CVBS

HDBSC

CVBS

HDBPY

HDBPB

24MHz MAX

S VIDEO INPUT

COMPOSITE VIDEO

COMPONENT VIDEO

HDMI BOARD

(NAHDM-9114, SD-15,16,17,18,19)

VIDEO BOARD (NAVD-9052, SD-6)

HDBCV

12MHz MAX

HDBSY

MONITOR OUT

C-DET

MAIN

NOTE

MMP is short for MAIN MICROPROCESSOR.

S-DET

Z2 S-DET

VCL

VDATA

VSTB

CONTROL

NJU7312AM

VCL

VDATA

VSTB

CONTROL

NJU7313AM

LPF(12MHz)

LPF(6MHz)

MAIN

Q2201

NJW1321

74HC4051

VMUT

Q2012,Q2013

NJM2587

Q2012,Q2013

NJM2587

MM1512

BPF(140K-6MHz)

LPF(6MHz)

HDAPY

HDAPB

HDAPR

HDACV

HDASC

HDASY

Q2206

NJM2586A 100MHz -3dB

LPF(12MHz)

LPF(6MHz)

LPF(12MHz)

BPF(140K-6MHz)

6dB DRV

DRV

MMP

6dB DRV

DRV6dB

6dB DRV

6dB

6dB DRV

75 75 75

6dB DRV

6dB

MMP

MMPV

MMP

TX-SR875

BLOCK DIAGRAM-2

VIDEO SECTION

BCDEFGH

CBL/SAT

VCR/DVR

AUX 1

DVD

GAME/TV

MONITOR OUT

VCR/DVR OUT

MONITOR OUT

VCR/DVR OUT

S VIDEO

ZONE2 OUT

AUX 2

(FRONT)

CBL/SAT

VCR/DVR

AUX 1

DVD

GAME/TV

AUX 2

(FRONT)

COMPOSITE VIDEO

CB1

CR1

CB2

CR2

CR3

CB3

IN 1

IN 2

IN 3

COMPONENT VIDEO

CVBS

HDBSC

CVBS

HDBPY

HDBPB

24MHz MAX

S VIDEO INPUT

COMPOSITE VIDEO

COMPONENT VIDEO

HDMI BOARD

(NAHDM-9114, SD-15,16,17,18,19)

VIDEO BOARD (NAVD-9052, SD-6)

HDBCV

12MHz MAX

HDBSY

MONITOR OUT

C-DET

MAIN

NOTE

MMP is short for MAIN MICROPROCESSOR.

S-DET

Z2 S-DET

VCL

VDATA

VSTB

CONTROL

NJU7312AM

VCL

VDATA

VSTB

CONTROL

NJU7313AM

LPF(12MHz)

LPF(6MHz)

MAIN

Q2201

NJW1321

74HC4051

VMUT

Q2012,Q2013

NJM2587

Q2012,Q2013

NJM2587

MM1512

BPF(140K-6MHz)

LPF(6MHz)

HDAPY

HDAPB

HDAPR

HDACV

HDASC

HDASY

Q2206

NJM2586A 100MHz -3dB

LPF(12MHz)

LPF(6MHz)

LPF(12MHz)

BPF(140K-6MHz)

6dB DRV

DRV

MMP

6dB DRV

DRV6dB

6dB DRV

6dB

6dB DRV

75 75 75

6dB DRV

6dB

MMP

MMPV

MMP

TX-SR875

BLOCK DIAGRAM-3

HDMI SECTION

TX-SR875

BCDEFGH

HDASY

HDAPR

HDAPB

HDAPY

HDACV

HDASC

SDA_VDVE

SCL_VDVE

INT_VD

VD_RST

OERX

VDOFF

HDBSY

HDBCV

HDBSC

HDBPR

HDBPB

HDBPY

SCL_VDVE

RST_VE

SDA_VDVE

OEDECTH

VSYNC

HSYNC

FIELD/DE

Y(P10-19)ITU656

CR(P20-29)

CB(P0-09)

LLC

RTC

OEDEC

SCL_RX

SDA_RX

RX_RST

MUTEOUT

INT_RX

SCDT

DDCSDA1

DDCSCL1 VD_SCK

VD_SI

VD_STB

VSYSRST

VD_SO

TXMUTE

RXMUTE

CEC_IO

VSYNC

VOCLK

HSYNC

FIELD/DE

HSYNC

VSYNC

CR(P0,9)

Y(0,9)

CB(0,9)

VICLK

VIFLD1

VIDEN1

27MHz

CR(O26-O35)

Y(O14-O23)

CB(O2-O11)

CR(O24-O35)

CB(O0-O11)

Y(O12-O23)

FIELD/DE

HSYNC

MCLK

VSYNC

ICDK

SD0_3

LRCK_HDMI

BCK_HDMI

SCL_TX

SDA_TX

RST_TX

INT_TX

ODDC_SDA

ODDC_SCL

HPLGDET

HDMI_POW

OETX

OERXTH

TXDB

RXDB

RESET

VSPREQ/BOOT

+3.3VHD

OE444

OEEN

PRODDC1

HPR_R1

VIDEO BOARD

NAVD-9052

Q8701

MPD70F3716GC

VIDEO MICROPROCESSOR

TO MAIN

MICROPROCESSOR

TO MAIN

MICROPROCESSOR

Q8405

SN74CB3Q3305

HDMI RECIEVER

Q8501

SiI9135

256 Mbit SDRAM X4

EVNODD

TO DSP BOARD

U8001

VX-50

IP conversion

Scaler & OSD

U8031

128 Mbit

FLASH MEMORY

HDMI INPUT MULTIPLEX

Q8101

AD8196

VIDEO DECODER

R0X2

R0X1

R0X0

R0XC

PRESET

SCDT

INT

CSDA

CSCL

MUTEOUT

MCLKOUT

MCLKIN

SCK

SD0-7

SPDIF

Y(O12-O23)

CB(O0-O11)

CR(O24-035)

HSYNC

VSYNC

ODCK

W1 VICLK1

U5 VICNTL0_VS

V3 VICNTL1_HS

/RESET

Y24

TXDB/DATA16

Y23

RXDB

Y21

TXDA

Y22

RXDA

Y26

TWIBDAT

U21

TWIBCLK

Y25

TWIADAT

V21

TWIACLK

U22

VOFIELD

VODAT(20,29)

VODAT(10,19)

VODAT(0,9)

V22

VOACT

W24

VOHS

W23

VOVS

W26

VOCLK

FLASH_CS(0,1)

PCI_CBE(1.3)

PCI_AD(0-31)

GPIO(16,22)

W2 VICNTL3_DEN

V4 VICNTL2_FIELD

VIDAT(0,9)

VIDAT(10,19)

VIDAT(20,29)

AB11 REFCLK

DSCL0

DSDA0

R0PWR5V

R1X2

R1X1

R1X0

R1XC

DSCL1

DSDA1

R0PWR5V

Q8901

ADV7320

VIDEO ENCODER

1RTC

2LLC

3VSYNC

4HSYNC

5FIELD/DE

8Y(P10-19)

21 SDA

22 SCLK

33 RESETB

HDBSC

HDBCV

HDBSY

HDBPR

HDBPB

HDBPY

Q8800

ADV7401

71 HDASY

75 HDASC

73 HDACV

76_77 HDAPY

74 HDAPB

72 HDAPR

3INTREQ

19_81 SDA1_2

16_82 SCLK1_2

78 RESET

Y(P10-19)

CB(P0-P9)

CR(P20-29)

FIELD/DE

HC/CS

LLC

SFL/SYNCOUT

11OE

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

HDMI IN 1 HDMI IN 2 HDMI IN 3 HDMI IN 4

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

47K

Q8175

BR24L02FV-W

5SDA

6SCL

7WP

8VCC 1

GND

47K

5.6K

5.6K 0

Q8174

47K

11OE

R8514

1OE

+3_3V

Q8401

Sil9134

IDCK

VSYNC

HSYNC

D16-23

D0-7

D8-15

SD0-3

SCK

MCLK

SPDIF

DSDCLK

DSDDA

INT

RESET#

CSCL

CSDA

HPD

DSDA

DSCL

TXC+/-

TX0+/-

TX1+/-

TX2+/-

HDMI TRANSMITTER

4.7K

+3_3V

47K

+3_3V

+13VS

Q8305

S-812C50BUC

GND

VIN

4.7K

104Z

10K

4.7K

10K

4.7K

104Z

10K

4.7K

AUX_D0

AUX_D1

AUX_D2

AUX_D3

IN/P_D0

IN/P_D1

IN/P_D2

IN/P_D3

AUX_C0

AUX_C1

AUX_C2

AUX_C3

IN/P_C0

IN/P_C1

IN/P_C2

IN/P_C3

AUX_B0

AUX_B1

AUX_B2

AUX_B3

IN/P_B0

IN/P_B1

IN/P_B2

IN/P_B3

AUX_A0

AUX_A1

AUX_A2

AUX_A3

IN/P_A0

IN/P_A1

IN/P_A2

IN/P_A3

I2C_SCL

I2C_SDA

RESET

AUX_COM1

AUX_COM0

AUX_COM3

AUX_COM2

AUX_COM1

AUX_COM0

AUX_COM3

AUX_COM2

ON0/OP0

ON1/OP1

ON2/OP2

ON3/OP3

ON0/OP0

ON1/OP1

ON2/OP2

ON3/OP3

TC74VCX162827FT X2

20 bit BUS BUFFER

TC74VCX162827FT X2

20 bit BUS BUFFER

TC74VCX162827FT X2

20 bit BUS BUFFER

TC74VCX162827FT X2

20 bit BUS BUFFER

16 bit BUS BUFFER

1OE

TC74VCX162244 X2 1

1OE

HDMI OUT

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

SN74CB3T3306DCT

11OE

21A

52A

4GND 6

2OE

VCC

DDCSDA2

DDCSCL2

+3.3VHD

PRODDC2

HPR_R2

47K

Q8155

BR24L02FV-W

5SDA

6SCL

7WP

8VCC 1

GND

47K

5.6K

5.6K 0

Q8154

47K

SN74CB3T3306DCT

11OE

21A

52A

4GND 6

2OE

VCC

DDCSDA3

DDCSCL3

+3.3VHD

PRODDC3

HPR_R3

47K

Q8125

BR24L02FV-W

5SDA

6SCL

7WP

8VCC 1

GND

47K

5.6K

5.6K 0

Q8124

47K

SN74CB3T3306DCT

11OE

21A

52A

4GND 6

2OE

VCC

DDCSDA4

DDCSCL4

+3.3VHD

PRODDC4

HPR_R4

47K

Q8105

BR24L02FV-W

5SDA

6SCL

7WP

8VCC 1

GND

47K

5.6K

5.6K 0

Q8104

47K

SN74CB3T3306DCT

11OE

21A

52A

4GND 6

2OE

VCC

Q8151

AD8196

I2C_SCL

I2C_SDA

RESET

16 bit BUS BUFFER

TC74VCX162244

HDMI BOARD

(NAHDM-9114, SD-15,16,17,18,19)

VIDEO BOARD

NAVD-9052

TX-SR875

BLOCK DIAGRAM-3

HDMI SECTION

BCDEFGH

HDASY

HDAPR

HDAPB

HDAPY

HDACV

HDASC

SDA_VDVE

SCL_VDVE

INT_VD

VD_RST

OERX

VDOFF

HDBSY

HDBCV

HDBSC

HDBPR

HDBPB

HDBPY

SCL_VDVE

RST_VE

SDA_VDVE

OEDECTH

VSYNC

HSYNC

FIELD/DE

Y(P10-19)ITU656

CR(P20-29)

CB(P0-09)

LLC

RTC

OEDEC

SCL_RX

SDA_RX

RX_RST

MUTEOUT

INT_RX

SCDT

DDCSDA1

DDCSCL1 VD_SCK

VD_SI

VD_STB

VSYSRST

VD_SO

TXMUTE

RXMUTE

CEC_IO

VSYNC

VOCLK

HSYNC

FIELD/DE

HSYNC

VSYNC

CR(P0,9)

Y(0,9)

CB(0,9)

VICLK

VIFLD1

VIDEN1

27MHz

CR(O26-O35)

Y(O14-O23)

CB(O2-O11)

CR(O24-O35)

CB(O0-O11)

Y(O12-O23)

FIELD/DE

HSYNC

MCLK

VSYNC

ICDK

SD0_3

LRCK_HDMI

BCK_HDMI

SCL_TX

SDA_TX

RST_TX

INT_TX

ODDC_SDA

ODDC_SCL

HPLGDET

HDMI_POW

OETX

OERXTH

TXDB

RXDB

RESET

VSPREQ/BOOT

+3.3VHD

OE444

OEEN

PRODDC1

HPR_R1

VIDEO BOARD

NAVD-9052

Q8701

MPD70F3716GC

VIDEO MICROPROCESSOR

TO MAIN

MICROPROCESSOR

TO MAIN

MICROPROCESSOR

Q8405

SN74CB3Q3305

HDMI RECIEVER

Q8501

SiI9135

256 Mbit SDRAM X4

EVNODD

TO DSP BOARD

U8001

VX-50

IP conversion

Scaler & OSD

U8031

128 Mbit

FLASH MEMORY

HDMI INPUT MULTIPLEX

Q8101

AD8196

VIDEO DECODER

R0X2

R0X1

R0X0

R0XC

PRESET

SCDT

INT

CSDA

CSCL

MUTEOUT

MCLKOUT

MCLKIN

SCK

SD0-7

SPDIF

Y(O12-O23)

CB(O0-O11)

CR(O24-035)

HSYNC

VSYNC

ODCK

W1 VICLK1

U5 VICNTL0_VS

V3 VICNTL1_HS

/RESET

Y24

TXDB/DATA16

Y23

RXDB

Y21

TXDA

Y22

RXDA

Y26

TWIBDAT

U21

TWIBCLK

Y25

TWIADAT

V21

TWIACLK

U22

VOFIELD

VODAT(20,29)

VODAT(10,19)

VODAT(0,9)

V22

VOACT

W24

VOHS

W23

VOVS

W26

VOCLK

FLASH_CS(0,1)

PCI_CBE(1.3)

PCI_AD(0-31)

GPIO(16,22)

W2 VICNTL3_DEN

V4 VICNTL2_FIELD

VIDAT(0,9)

VIDAT(10,19)

VIDAT(20,29)

AB11 REFCLK

DSCL0

DSDA0

R0PWR5V

R1X2

R1X1

R1X0

R1XC

DSCL1

DSDA1

R0PWR5V

Q8901

ADV7320

VIDEO ENCODER

1RTC

2LLC

3VSYNC

4HSYNC

5FIELD/DE

8Y(P10-19)

21 SDA

22 SCLK

33 RESETB

HDBSC

HDBCV

HDBSY

HDBPR

HDBPB

HDBPY

Q8800

ADV7401

71 HDASY

75 HDASC

73 HDACV

76_77 HDAPY

74 HDAPB

72 HDAPR

3INTREQ

19_81 SDA1_2

16_82 SCLK1_2

78 RESET

Y(P10-19)

CB(P0-P9)

CR(P20-29)

FIELD/DE

HC/CS

LLC

SFL/SYNCOUT

11OE

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

HDMI IN 1 HDMI IN 2 HDMI IN 3 HDMI IN 4

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

47K

Q8175

BR24L02FV-W

5SDA

6SCL

7WP

8VCC 1

GND

47K

5.6K

5.6K 0

Q8174

47K

11OE

R8514

1OE

+3_3V

Q8401

Sil9134

IDCK

VSYNC

HSYNC

D16-23

D0-7

D8-15

SD0-3

SCK

MCLK

SPDIF

DSDCLK

DSDDA

INT

RESET#

CSCL

CSDA

HPD

DSDA

DSCL

TXC+/-

TX0+/-

TX1+/-

TX2+/-

HDMI TRANSMITTER

4.7K

+3_3V

47K

+3_3V

+13VS

Q8305

S-812C50BUC

GND

VIN

4.7K

104Z

10K

4.7K

10K

4.7K

104Z

10K

4.7K

AUX_D0

AUX_D1

AUX_D2

AUX_D3

IN/P_D0

IN/P_D1

IN/P_D2

IN/P_D3

AUX_C0

AUX_C1

AUX_C2

AUX_C3

IN/P_C0

IN/P_C1

IN/P_C2

IN/P_C3

AUX_B0

AUX_B1

AUX_B2

AUX_B3

IN/P_B0

IN/P_B1

IN/P_B2

IN/P_B3

AUX_A0

AUX_A1

AUX_A2

AUX_A3

IN/P_A0

IN/P_A1

IN/P_A2

IN/P_A3

I2C_SCL

I2C_SDA

RESET

AUX_COM1

AUX_COM0

AUX_COM3

AUX_COM2

AUX_COM1

AUX_COM0

AUX_COM3

AUX_COM2

ON0/OP0

ON1/OP1

ON2/OP2

ON3/OP3

ON0/OP0

ON1/OP1

ON2/OP2

ON3/OP3

TC74VCX162827FT X2

20 bit BUS BUFFER

TC74VCX162827FT X2

20 bit BUS BUFFER

TC74VCX162827FT X2

20 bit BUS BUFFER

TC74VCX162827FT X2

20 bit BUS BUFFER

16 bit BUS BUFFER

1OE

TC74VCX162244 X2 1

1OE

HDMI OUT

D2+/-

D1+/-

D0+/-

CK+/-

CERemote

DDC CLK

DDC DATA

+5V

HP DET

SN74CB3T3306DCT

11OE

21A

52A

4GND 6

2OE

VCC

DDCSDA2

DDCSCL2

+3.3VHD

PRODDC2

HPR_R2

47K

Q8155

BR24L02FV-W

5SDA

6SCL

7WP

8VCC 1

GND

47K

5.6K

5.6K 0

Q8154

47K

SN74CB3T3306DCT

11OE

21A

52A

4GND 6

2OE

VCC

DDCSDA3

DDCSCL3

+3.3VHD

PRODDC3

HPR_R3

47K

Q8125

BR24L02FV-W

5SDA

6SCL

7WP

8VCC 1

GND

47K

5.6K

5.6K 0

Q8124

47K

SN74CB3T3306DCT

11OE

21A

52A

4GND 6

2OE

VCC

DDCSDA4

DDCSCL4

+3.3VHD

PRODDC4

HPR_R4

47K

Q8105

BR24L02FV-W

5SDA

6SCL

7WP

8VCC 1

GND

47K

5.6K

5.6K 0

Q8104

47K

SN74CB3T3306DCT

11OE

21A

52A

4GND 6

2OE

VCC

Q8151

AD8196

I2C_SCL

I2C_SDA

RESET

16 bit BUS BUFFER

TC74VCX162244

HDMI BOARD

(NAHDM-9114, SD-15,16,17,18,19)

VIDEO BOARD

NAVD-9052

TX-SR875

SCHEMATIC DIAGRAM-1 (SD-1)

AUDIO SECTION

TX-SR875

BCDEFGH

Z3MUTE

Z2MUTE

BTLR

BTLL

MainBR

MainBL

MainAR

SELSTB

SELSDO

SELCLK

TU_R

XM_R

XM_L

TU_L

XM_R

XM_L

PZ2R

PZ2L

Z2VOLCLK

Z2VOLSDO

-15V

MainAL

TUMUTE

-15VCD

MCH_SBR

MCH_SBL

MCH_SR

MCH_SL

MCH_SW

MCH_C

MCH_SR

MCH_SBL

MCH_SBR

MCH_SW

MCH_C

VIDEO5R

VIDEO5L

TAPEOUTL

TAPEOUTR

VIDEOOUTL

VIDEOOUTR

GND

SR_R

SR_L

+15V

GND

Z2R

Z2L

Z3R

Z3L

MCH_SL

SURROUND

BACK

FRONT

MULTI CH

INPUT

PHONO

LZONE 2 PRE OUT/LINE OUT

LZONE 3 PRE OUT/LINE OUT

TAPE

TAPE OUT

AUX1

GAME/TV

DVD

CBL/SAT

VCR/DVR OUT

VCR/DVR IN

TX-SR805 Only

NAASP-9051

R4606

330

R4616

56K

R4607

330

R4617

56K

C4614

47/50

R4604

330

R4614

56K

R4624

220K

C4615

47/50

R4605

330

R4615

56K

R4625

220K

C4624

47/50

R4634

220K

C4625

47/50

R4635

220K

R4602

330

R4612

56K

R4622

220K

R4603

330

R4613

56K

R4623

220K

R4632

220K

R4633

220K

R4601

330

R4611

56K

R4621

220K

C4043

47/50

R4033

330

R4035

56K

R4073

220K

C4044

47/50

R4034

330

R4036

56K

R4074

220K

C4039

47/50

R4029

330

R4031

56K

R4069

220K

C4040

47/50

R4030

330

R4032

56K

R4070

220K

C4089

102J

C4088

102J

C4015

221J

C4016

221J

C4601

221J

C4602

221J

C4603

221J

C4604

221J

C4605

221J

C4606

221J

C4607

221J

C4019

47/50

R4037

220K

C4020

47/50

R4038

220K

C4023

47/50

R4009

330

R4011

56K

R4047

220K

C4024

47/50

R4010

330

R4012

56K

R4048

220K

C4005

221J

C4006

221J

C4087

102J

R4004

56K

R4006

330

R4041

10 R4045

220

R4042

R4046

220

C4003

221J

C4616

47/50

R4626

220K

C4617

47/50

R4627

220K

C4626

47/50

R4636

220K

C4627

47/50

R4637

220K

R4043

100

R4044

100

R4122

Q4026

R4161

10K

R4162

10K

R4164

220K

C4112

47/50

R4160

10K

C4111

47/50 R4163

220K

R4159

10K

R4007

220K

R4008

220K

R4126

220K

R4125

220K

R4005

330

R4003

56K

R4121

C4623

47/50

C4613

47/50

C4612

47/50

C4611

47/50

Q4025

R4257 220K

R4600

330

C4600

221J

C4610

47/50

R4620

220K

R4610

56K

C4017

221K

C4018

221K C4001

221K

C4002

221K

Q4002B

NE5532

Q4002A

NE5532

Q4014B

NE5532

Q4014A

NE5532

Q4015B

NE5532

Q4015A

NE5532

Q4001B

NE5532

Q4001A

NE5532

Q4040B

NE5532

Q4040A

NE5532

Q4041B

NE5532

Q4041A

NE5532

Q4042B

NE5532

Q4042A

NE5532

Q4043B

NE5532

Q4043A

NE5532

R4158

220K R4157

220K

C4108

47/50

C4107

47/50

R4156

220K

C4106

47/50

R4155

220K

C4105

47/50

R4154

220K R4153

220K

C4104

47/50

C4103

47/50

C4102

47/50

R4151

220K

R4152

220K

C4101

47/50

Q4030B

NE5532AP

R4080

56K R4079

56K

C4622

47/50

R4220

220 Q4206

RN1441

R4218

220K

Q4205

RN1441

R4219

220

Q4210

RN1441

C4219

47/50

C4220

47/50

R4221

100

R4222

100 R4224

Q4208

RN1441

R4223

Q4207

RN1441

R4236

Q4212

RN1441

R4234

100

R4235

Q4211

RN1441

R4233

100

R4226

220K

C4217

221J

R4225

220K

C4222

221J

R4238

220K

C4221

221J

R4237

220K

R4239

R4240

R4227

C4243

102J

R4232

220

R4231

220

R4230

220K R4229

220K

R4228

R4217

220K

C4216

47/50

C4215

47/50

C4218

221J

Q4209

RN1441

R4258

220K

R4123

2.2K

R4124

2.2K

R4166

100

R4167

100K R4168

100K

R4169

47K

R4171

100K

R4165

100

R4170

100

C4119

47/50

C4120

47/50

Q4031A

NE5532AP

Q4031B

NE5532AP

C4055

221K

C4056

221K

RN1441

P4030A

C4081

100/50

C4083

100/50

C4085

100/50

C4094

100/50

C4027

47/50

R4019

56K

R4057

220K

C4028

47/50

R4018

330

R4020

56K

R4058

220K

C4009

221J

C4010

221J

Q4011A

NE5532

Q4011B

NE5532

R4017

330

C4031

47/50

R4021

330

R4023

56K

R4061

220K

C4032

47/50

R4022

330

R4024

56K

R4062

220K

C4011

221J

C4012

221J

Q4012A

NE5532

Q4012B

NE5532

C4035

47/50

R4025

330

R4027

56K

R4065

220K

C4036

47/50

R4026

330

R4028

56K

R4066

220K

C4013

221J

C4014

221J

Q4013B

NE5532

Q4013A

NE5532

R4015

220K

R4016

220K

R4051

10 R4053

100

R4052

10 R4054

100

C4007

221J

C4008

221J

R4056

220

R4055

220

R4014

R4013

C4090

102J

P4007

P4001

P4004

P4005

R4001

330

R4002

330

P4008

P4033A

R4129

10K

R4130 10K

R4131

10K

R4115

22(1/2W)

R4116

22(1/2W)

R4118

22(1/2W)

R4119

22(1/2W)

R4120

22(1/2W)

R4128

22(1/2W)

R4127

22(1/2W)

P4006 P4003

Q4029

ANALOG SW ARRAY

TC94A46CFG

80 S04

79 NC

78 S03

77 NC

76 S02

75 NC

74 S01

73 NC

72 NC

71 S01

70 NC

69 S02

68 NC

67 S03

66 NC

65 S04

64 NC

63 S05

62 NC

61 S06

60 NC

59 S07

58 NC

57 S08

56 NC

55 S09

54 NC

53 S10

52 NC

51 S11

50 NC

49 S12

48 NC

47 S13

46 NC

45 S14

44 NC

43 COM1

42 NC

41 COM2

38 NC

39 COM3 38

40 NC 37

VDD 36

NC 35

CS2 34

STB 33

DATA 32

CK 31

GND 30

CS1 29

NC 28

VSS 27

27 NC

26 COM3

25 NC

COM2 23

NC 22

COM1 21

NC 20

S14 19

NC 18

S13 17

NC 16

S12 15

NC 14

S11 13

NC 12

S10 11

NC 10

S09 9

NC 8

S08 7

NC 6

S07 5

NC 4

S06 3

NC 2

S05 1

R4117

22(1/2W)

P4032A

Q4030A

NE5532AP

Q4032A

NE5532AP

Q4032B

NE5532AP

P4030A

C4004

221J

R4176

220

C4176

152J

R4175

220

Q4018

2SC2240-BL

Q4017

2SC2240-BL

R4089

3.3K

Q4023B

NE5532

Q4023A

NE5532

R4084

22K R4083

22K

R4090

3.3K

R4092

3.3K

C4060

47/50 C4059

47/50

R4087

2.7K

R4095

470K

R4097

820

R4091

3.3K

R4085

220K

R4088

2.7K

Q4022

2SC2712

R4096

470K R4094

39K

R4098

820

R4086

220K

Q4021

2SC2712

D4002

UDZS5.6B

D4001

UDZS5.6B

R4133

220

R4134

220

R4135

220

R4136

220

C4065

182J

C4064

682JC4066

182J

C4061

220/25

C4062

220/25

C4063

682J

R4099

820

C4067

22/50

R4102

220K

C4070

222J

C4080

220/25

R4100

820

C4068

22/50

C4069

222J

Q4019

2SC2240-BL

Q4020

2SC2240-BL

R4114

100(1/2W)

R4081

2.7K(1/2W)

R4082

2.7K(1/2W) P4030B

P4030B

C4079

220/25

R4101

220K

C4057

47/50

C4058

47/50

Q4291

2SC2120

D4292

UDZS7.5B

D4291

UDZS7.5B

C4291

220/25

R4294

1.5K R4293

1.5K

R4291

47(1/2W)

C4292

220/25

C4293 47/50

C4294 47/50

R4292

47(1/2W)

C4295 220/25

C4296 220/25

C4213

47/50

C4240

47/50

C4214

47/50

C4233

47/50

C4236

47/50

C4235

47/50

C4238

47/50

C4237

47/50

C4239

47/50

Q4292

2SA950

P4033B

-14.4V

R4256 10K

R4255 10K

Q4204

SELECTOR

VOL, TONE

R2S15211FP

40 MONO

39 SUBL

38 SUBR

37 ADCR

36 ADCL

35 FRIN2

34 FLIN2

33 SRIN2

32 SLIN2

31 SWIN2

30 CIN2

29 SBRIN2

28 SBLIN2

27 TRE_R

26 BASS_R2

25 BASS_R1

24 AVCC

23 TRE_L

22 BASS_L2

20 BASS_L1

FRC

19 FROUT

18 AGND

17 FLOUT

16 FLC

15 6-C

14 6-OUT

13 AGND

12 5-OUT

11 5-C

10 4-C

94-OUT

8AGND

73-OUT

63-C

52-C

42-OUT

3AGND

21-OUT

11-C

80 SBRIN1 79

79 SBLIN1 78

SRIN1 77

SLIN1 76

SWIN1 75

CIN1 74

FRIN1 73

FLIN1 72

RECL3 71

RECR3 70

INL11/RECL5 69

69 INR11/RECR5

68 INL10/RECL4

67 INR10/RECR4

66 INLB/RECL2

65 INRB/RECR2

INL9 63

INR9 62

INLA/RECL1 61

INRA/RECR1 60

INL8 59

INR8 58

INL7 57

INR7 56

INL6 55

INR6 54

INL5 53

INR5 52

INL4 51

INR4 50

INL3 49

INR3 48

INL2 47

INR2 46

INL1 45

INR1 44

AVEE 43

CLOCK 42

42 DATA

41 DGND

C4206

47/50

Q4202B

NE5532AP

Q4202A

NE5532AP

Q4201B

NE5532AP

Q4201A

NE5532AP

C4205

47/50

C4201

47/50

R4201

220K

C4202

47/50

R4202

220K

C4203

47/50

C4204

47/50

R4203

220K

R4204

220K

R4205

220K

R4206

220K

C4207

47/50

C4208

47/50

R4207

220K

R4208

220K

P4032B

R4078

R4077

1K C4175

152J R4093

39K

R4179

1.2K

R4180

1.2K

C4091

221K

+6.9V

-6.9V

+14.4V

-14.4V

+14.4V

-14.4V

+14.4V

R4113

100(1/2W)

C4232

474J

R4254

1.8K

C4228

223J

C4230 823J

C4227

223J

C4229

823J

C4234

47/50

R4253 1.8KC4231

474J R4177

C4177

221J

R4178

C4178

221J

NAASP-9050(1/2) U06 AMPLIFIER PC BOARD

U32 AMPLIFIER PC BOARD

U07 PHONO PC BOARD

NAASP-9080

CENTER

SUB WOOFER

TO NAASP-9050(2/2)

SD-2

TO NAASP-9050(2/2)

SD-2

<Note>

SD-x:XY is short for Shcematic Diagram-x and

each socket's location, X=A to H, Y=1 to 5.

+14.4V

-14.4V

-14.0V

+14.4V

+14.0V

Altri manuali per TX SR875 - AV Receiver

Indice

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Onkyo TX-NR708 Manuale utente

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Onkyo TX-RZ840 Manuale utente

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