Yamaha RX-V461 - AV Receiver Service Manual Download Page 40

Page: 40 / 57

RX-V461/HTR-6040/DSP-AX461

GND

Vin

IC235

DVD

DTV/CBL

DVR

/OSDSEL

/VR1

MON

VIA

VIB

VIC

SDTOSD3

SCKOSD3

CEOSD3

0dB

LC74782

OSD

iPod

DVR IN

DTV/CBL

DVD

iPod

DVD

DTV/CBL

DVR

iPod

V-AUX

DVD

DTV/CBL

VIDEO

DOCK (iPod)

DVR IN

74HC4051

INPUT SELECTOR

VIA

VIB

VIC

VIA

2,4,13

1, 2, 4

VIB

VIC

SEL_IN_T

SEL_IN_C

VIA

VIB

VIC

74HC4051

IC301

IC322

IC302

IC342

Q3401

OSD_OUT_Y

REC_OUT_Y

REC_OUT_C

MON_OUT_Y

MON_OUT_C

IC343

IC344

IC304

(J model)
IC324

(U, C, R, K, A, L models)

IC305

(J model)

IC306 (J model)

IC325

(U, C, R, K, A, L models)

1
5

INPUT SELECTOR

74HC4051

INPUT SELECTOR

Pr/Cr

Pb/Cb

VCR

DVD

VCR

DTV/CBL

VCR

DVD
DTV/CBL

VCR

DVD
DTV/CBL

VCR

DVD
DTV/CBL

VCR

DVD
DTV/CBL

DVD

IC303 (J model)
IC321 (U, C, R, K, A, L models)

(U, C, R, K,
A, L models)

(J model)

OSD

MUTE

Pb/Cb

74HC4052

/CBYPASS

74HC4052

Pr/Cr

6dB

LA73050

OUTPUT AMP

6dB

NJM2581

OUTPUT AMP

MONITOR OUT

DVR OUT

VIDEO

S VIDEO

VIDEO

S VIDEO

MONITOR

VIC

VIB

VIA

MONITOR OUT LOGIC

(VIDEO /S VIDEO)

MUTE

DTV/CBL

DVD

DVR

V-AUX

DOCK

MUTE

VIB

VIA

MONITOR

MONITOR OUT LOGIC

(COMPONENT)

DVR

MUTE

DTV/CBL

OSD

DVD

VIA

VIB

DIGITAL INPUT

COAXIAL

OPTICAL

DTV/CBL

MD/CD-R

DVD

MD/CD-R

DR0SEL

DR0PRI

PJ301

U301

U302

A/D DATA

DIR DATA

RX0

RX1

RX2

OPTIMIZER

MIC

/MC

TUNER

CD L/R

MD/CD-R L/R

DTV/CBL L/R

DVR L/R

V-AUX L/R

PORTABLE

AUDIO INPUT

ANT.

66, 67

IC161

70, 71

68, 69

83, 84

78, 79

72, 73

58, 59

85, 86

REC

OUT

SURROUND L/R

SUBWOOFER

CENTER

FRONT L/R

DVR L/R

MD/CD-R L/R

97, 98

94, 93

81, 82

75, 76

MULTI CH

INPUT

DVD L/R

FM/AM

TUNER

CONTROL

TONE

Buffer amplifier with
adjustable gain.

21, 23

9, 11

IC237

KIA7912

D2162

KIA7812

Power supply for

interface regulator

Power supply for

ADC (4ch)

+3.3S

Power supply for

Microprocessor and peripheral

EX3.3

BF1.2

BF3.3

Q501

Q101

+3.3 IC232

GND

Vin

D2152

Power supply for XM

+5XM

10V

D2158

D2164

D2253, 2254

2256, 2257

POWER TRANSFORMER

SUB TRANSFORMER

T251

Power supply for

AK4588 (IC301)

+5AAK

Power supply for

BN74HC245 (IC404)
SN74LVU04 (IC305)
GP1FA553RZDF (U301,302)

+5D

Power supply for

component video circuit
RDS decoder circuit

IC233

KIA7805

Power supply for

IC161

Power supply for

TUNER

-7 +7

+10B

Q166

Q164

Power supply for

operation amplifier
speaker relay
composite video circuit. (-12)

-12 +12

IC236

Power supply for

component video circuit

-5

IC323

Q165

Power supply for

power amplifier pre-amp stage.

+BV

-BV

Power Supply for

power amplifier final stage.

-B +B

Limiter circuit for

positive power supply.
(Q109, 110, 112)

Limiter circuit for

negative power supply.
(Q111, 113, 114)

C1050

C1051

Select for speaker
impedance 8-ohm or 6-ohm

RY106

ACL

ACH

IGND

KIA7805

IC234

D2163

AC4

AC2

AC3

AC5

AC4

IGND

+5I

Power Supply for iPod

D120

XMPWR

/3.3SW

POWER AMPLIFIER

SPEAKER RELAY

MUTE

Q152, 153

Q155

Q151, 154

13dB

IC169

Q451, 452

31.6dB

RY101

IC101

IC102

RY104

RY102

RY105

RY103

PHONES

JK431

FRONT A L/R

FRONT B L/R

CENTER

SURROUND L/R

SUB WOOFER

/HP

HPRY

MRYA

LIM

/8ohm SW

AC IN

For FL display filament

F1
F2

MRYB

CSRY

Filter amplifier with gain for
removal of D/A converter noise.

+7 -7

R2A15215FP

IC162-164

40, 41

DASW

DASL/R

DAC

DAFL/R

ADL/R

42, 43

54, 55

47, 49

43, 45

D/A

Converter

Selector and volume

CODEC

AK4588

A/D Converter

DIR

IC301

51, 52

/FMT

/SMT

/CMT

/SWMT

VIDEO

S VIDEO

COMPONENT VIDEO

DOCK
(iPod)

DOCK (iPod)

DIGITAL OUT

OPTICAL

COMPONENT VIDEO

(J model)

(U, C models)

VIDEO

• See page 79, 80

→

SCHEMATIC DIAGRAM

OPERATION

• See page 75, 76

→

SCHEMATIC DIAGRAM

DSP

• See page 69-74

→

SCHEMATIC DIAGRAM

DSP

• See page 69-74

→

SCHEMATIC DIAGRAM

MAIN

• See page 77, 78

→

SCHEMATIC DIAGRAM

OPERATION

• See page 75, 76

→

SCHEMATIC DIAGRAM

OPERATION

• See page 75, 76

→

SCHEMATIC DIAGRAM

DSP

• See page 69-74

→

SCHEMATIC DIAGRAM

MAIN

• See page 77, 78

→

SCHEMATIC DIAGRAM

VIDEO

• See page 79, 80

→

SCHEMATIC DIAGRAM

SPEAKERS

U, C, R, K, A, L models

J model

■

BLOCK DIAGRAMS

Video, Audio and Power Supply Sections

Summary of Contents for RX-V461 - AV Receiver

Page 1: ...ubject to change without notice or obligation to retrofit Should any discrepancy appear to exist please contact the distributor s Service Division WARNING Static discharges can destroy expensive compo...

Page 2: ...ple of COAXIAL terminal COAXIAL After replacing the following parts with the replacement part be sure to write the latest firmware DSP P C B IC201 DSP P C B Required Tools DVD or CD player with DIGITA...

Page 3: ...FIRMWARE UPDATE mode will then be acti vated and SPDIF Upgrade is displayed Fig 2 3 Connect the power cable of DVD CD player to the AC outlet 4 Press the STANDBY ON key of the DVD CD player 5 Press th...

Page 4: ...ata is not corrupted and perform Steps 1 to 8 of Operation Procedures again If Upgrade Failed is displayed perform Steps 1 to 8 of Operation Procedures again 9 Press the STOP key of the DVD CD player...

Page 5: ...CHECK SPEAKERS SET 6CH INPUT MIC CHECK FL OSD CHECK TEST TONE FACTORY PRESET AD DATA CHECK XM STATUS U C models DOCK USB Not applied to these models DAB Not applied to these models ANALOG BYPASS DSP...

Page 6: ...3 IF 4 IF 5 IF 6 IF 7 IF 8 IF 9 IF 10 IF 11 IF 12 IF 13 IF 14 IF 15 IF 16 IF 17 PRD L PRD H PRV L PRV H THM PLD8H PLD8L PLD6H PLD6L PRI PDET History 1 History 2 History 3 History 4 SW MODE MODEL DESTI...

Page 7: ...nit an opening mes sage including the protection history appears for a few seconds followed by the DIAG menu display 1 ANALOG BYPASS STANDBY ON 3 FL SLEEP StartingDIAGintheprotectioncancelmode If the...

Page 8: ...y of protection function due to abnormal DC output DC 3 Cause DC output of the power amplifier is abnormal Supplementary information The protection function worked due to a DC voltage appearing at the...

Page 9: ...on PRV PRT xxx 1 Cause The voltage in the power supply section is abnormal Supplementary information The protection function worked due to a de fect or overload in the power supply If the power is tur...

Page 10: ...G BYPASS Functions in DIAG mode In addition to the DIAG menu items functions as listed below are available Power on off Master volume Muting Speakers A B OFF Input selection Audio select Tone control...

Page 11: ...it is possible to select ANALOG BYPASS output or DSP BYPASS output ANALOG BYPASS The analog input sound signal is output to FRONT L R with EFFECT OFF INPUT DVD ANALOG SPEAKER OUT 1 kHz SUBWOOFER OUTP...

Page 12: ...T SML 0dB FRONT SML 0dB The FRONT L R signal when 90 Hz or lower is mixed to the channel specified by LFE BASS FRONT L R 90 Hz LFE BASS CENTER NONE The CENTER signal is distributed to FRONT L R CENTER...

Page 13: ...nu 6 ch INPUT 8 ohm 6 ch INPUT 8 ohm Input level Volume SPEAKER OUT SUBWOOFER OUTPUT INPUT MULTI CH INPUT SPEAKER OUT 1 kHz SUBWOOFER OUTPUT 50 Hz Both ch 20 dBm 6 0 dB FRONT 11 5 dBm CENTER 11 5 dBm...

Page 14: ...OSD OFF OSD OSD characters ON OSD OSD characters ON OSD 6 FL OSD CHECK FL S FL STRAIGHT 6 FL OSD CHECK Use this program to check the FL display section and video control section When checking the vid...

Page 15: ...ngs or to reset the RAM Any protection history will be cleared RAM RAM 8 PRESET RSRV 7 TEST TONE LFE SUBWOOFER 35 80 Hz 500 2 kHz 7 TEST TONE The noise generator with a built in microprocessor outputs...

Page 16: ...ing the sub menu When K0 K1 menu is selected keys become non op erable due to detection of the values of all keys How ever it is possible to advance to the next sub menu by turning the VOLUME of the m...

Page 17: ...resistor solder condition etc Refer to table Reference voltage 3 3 V 255 PLDET LIM H 255 L 102 U C models Reference voltage 3 3 V 255 During normal operation 255 H Value for starting limiter operatio...

Page 18: ...nal is output XM tone 32 0 kHz The XM tone 32 0 kHz is output ISO tone 32 0 kHz The ISO tone 32 0 kHz is output XM bus power OFF The power of XM module is turned off 10 MUTE 44 10 XM TONE 44 10 ISO TO...

Page 19: ...4 TX and No 18 RX between pins No 1 PWR and No 17 ACCPOW and between pins No 4 iPDET and No 8 DGND Start the DIAG function and select the menu The check result is displayed according to the follow ing...

Page 20: ...ohm High The value for canceling limiter operation of PLD8 is displayed PLD8 PLD PLDET Power limiter detection 6 ohm Low The value for starting limiter operation of PLD6 is displayed PLD6 PLD PLDET Po...

Page 21: ...V461 HTR 6040 DSP AX461 16 PROTECTION HISTORY 4 16 PROTECTION HISTORY Four protection histories are displayed History 1 1 History 2 2 History 3 3 History 4 4 16 PRI 90 Example 16 PRD 34 Example 16 TH...

Page 22: ...B settings As this is a development menu it is not possible to describe the details Switch mode Model Destination Tuner destination VIDEO format AAC OSD YPAO RDS XM DAB USB DOCK iPod 17 MODEL 461 17 D...

Page 23: ...e is displayed SPI SPD S PDIF checksum Checksum value of SPD firmware update code is displayed SPD XM version Firmware version of XM is displayed XM DAB version Firmware version of DAB is displayed No...

Page 24: ...1 1 2 1 3 1 4 1 5 1 6 1 7 2 1 2 2 2 3 2 4 2 5 2 6 2 7 3 1 3 2 3 3 3 4 3 5 3 6 3 7 4 1 4 2 4 3 4 4 4 5 4 6 4 7 5 1 5 2 5 3 5 4 5 5 5 6 5 7 16G S1 S6 S26 S18 S19 S15 S16 S17 S20 S21 S22 S2 1a 2a 1b 1c 2...

Page 25: ..._CLK PP10 PP11 PP12 VDDINT PP13 PF15 PF14 PF13 GND VDDEXT PF12 PF11 PF10 PF9 PF8 PF7 PF6 GND GND GND GND GND GND VDDEXT PF5 PF4 PF3 PF2 PF1 PF0 VDDINT SCK MISO MOSI GND VDDEXT DT1SEC DT1PRI TFS1 IC DA...

Page 26: ...ransmission Ground of external I O power supply EX3 3 Serial port 0 serial transmission clock Serial port 0 secondary reception data Serial port 0 primary reception data Serial port 0 frame synchroniz...

Page 27: ...Ground of external Ground of external Ground of external I O power supply EX3 3 SDRAM address bus 12 SDRAM address bus 11 SDRAM address bus 10 SDRAM address bus 09 SDRAM address bus 08 SDRAM address b...

Page 28: ...supply Pin No Port Name Function Name Detail of Function 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 OE 1D 2D 3D 4D 5D 6D 7D 8D GND LE 8Q 7Q 6Q 5Q 4Q 3Q 2Q 1Q VCC EXPE D08 D09 D10 D11 D12 D13...

Page 29: ...IN P C B Main speakers B relay RY102 MAIN P C B Center surround speakers relay RY103 RY105 MAIN P C B Subwoofer mute Power supply Pin No Port Name Function Name Detail of Function IC206 1 2 3 4 5 6 7...

Page 30: ...kSPS 8 bit A D converter 1 2 3 4 5 6 7 8 9 10 CS VA GND IN4 IN3 IN2 IN1 DIN DOUT SCLK SPISEL1 VA DGND IN4 IN3 KEY1 KEY0 SPIMO SPIMI SPISCK CS for microprocessor 3 3S Ground of external SPI bus COM IC4...

Page 31: ...tion R416 ohm R410 ohm DEST2 2 pin V A D value 3 3 V 255 Destination 1 5 k 3 3 k 2 1 2 4 164 189 J 5 6 k 22 k 2 5 2 8 190 215 U C 1 0 k 8 2 k 2 8 3 1 216 239 R 6 8 k 3 3 k 1 0 1 3 70 99 K 100 k open 3...

Page 32: ...LPF LPF LOUT4 ROUT4 DAC DATT DEM DAC DATT DEM DAC DATT DEM DAC DATT DEM DAC DATT DEM DAC DATT DEM DAC DATT DEM AVDD AVSS CCLK SCL CDTI SDA CSN DAUX1 SDTI4 SDTI3 SDTI2 SDTI1 XTL1 XTL0 PDN MASTER DZF2 D...

Page 33: ...I2C pin H Control data input pin in serial mode I2C pin L Control data pin in serial mode I2C pin H Chip select pin in serial mode I2C pin L This pin should be connected to DVSS I2C pin H AUX audio se...

Page 34: ...ould be connected to PVSS Receiver channel 1 pin Internal biased pin Internally biased at PVDD 2 Test 1 pin This pin should be connected to PVSS Receiver channel 2 pin Internal biased pin Internally b...

Page 35: ...OUT SLOUT SBR OUT SBL OUT SBLC SBRC SWC SRC SLC A GND A GND A GND A GND A GND A GND TREL BASSL2 BASSL1 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 50 A VEE 0 6 12 18dB ATT SUB 0 95dB 0 5...

Page 36: ...nalog GND terminal L R C SW SL SR SBL SBR ch terminal to connect capacitor to reduce noise from changing the volume FL FR C SW SL SR SBL SBR ch output terminal Analog GND terminal FL FR C SW SL SR SBL...

Page 37: ...R ch input terminal input selector No connected L R ch input terminal input selector L R ch REC output terminal L R ch input terminal input selector L R ch REC output terminal No connected L R ch inp...

Page 38: ...e select Code write Code command control circuit DIG00 63 53 DIG10 2 data timing clock dot data write scan pulse RESET SCK SDATA XOUT XIN Vcc1 SEG34 SEG33 SEG32 SEG31 SEG30 SEG29 SEG28 SEG27 SEG26 SEG...

Page 39: ...nt output Segment output Segment output Segment output Segment output Segment output Segment output Segment output Segment output Segment output Segment output Segment output Segment output Segment ou...

Page 40: ...D L R FM AM TUNER CONTROL TONE Buffer amplifier with adjustable gain 21 23 17 9 11 15 IC237 KIA7912 D2162 KIA7812 Power supply for interface regulator Power supply for ADC 4ch 3 3S Power supply for Mi...

Page 41: ...ISCK ADSEL0 2 SPIMI SPIMO SPISCLK SCKOSD3 SDTOSD3 5SPIMO 5SPISCK CEOSD3 SPISEL4 SPISEL6 SCLK DI DO 5SPIMI 5SPISEL5 5SPIMI 5SPISCK 5SPISEL6 5SPIMO 5SPISCK CEP SCLK RDDA 5SPIMI 5SPISCK RDS_RST SPISEL5 C...

Page 42: ...2 7 0 3 0 3 0 4 0 4 0 4 0 4 0 4 0 4 1 4 3 3 3 3 3 3 2 1 2 0 2 0 2 2 2 3 2 3 2 2 2 5 3 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 POINT 3 Pin 11 of IC101 IC101 ADSP BF531 CPU Microprocessor IC102 BR25L3...

Page 43: ...DRAM DQ0 DQ15 UDQM LDQM CLK CKE A10 CLOCK BUFFER COMMAND DECODER ADDRESS BUFFER REFRESH COUNTER COLUMN COUNTER CONTROL SIGNAL GENERATOR MODE REGISTER CELL ARRAY BANK 2 COLUMN DECODER SENSE AMPLIFIER C...

Page 44: ...illator PDN INT0 LRCK2 BICK2 SDTO2 DAUX2 MCKO2 XTO XTI R PVDD PVSS CDTI CDTO CCLK CSN DVDD DVSS TVDD MCKO1 I2C RX0 RX1 RX2 RX3 RX4 RX5 RX6 RX7 DIT TX0 Error Detect STAT US INT1 Q subcode buffer TX1 B...

Page 45: ...N74LV4051APWR 8 channel analog multiplxers demultiplexers IC401 ADC084S021 CIMM 4 channel 200 ksps 8 bit A D converter IN1 IN2 IN3 MUX T H VA 8 Bit SUCCESSIVE APPROXIMATION ADC GND IN4 GND SCLK CONTRO...

Page 46: ...Pin 4 of Q501 AC cable ON AC cable OFF Pin 13 of IC101 B Pin 9 of IC201 C A Pin 4 of Q501 Pin 13 of IC101 B Pin 9 of IC201 C AC cable ON ANALOG L FL SW SL C 4B 13 4A 12 4Y 11 3B 10 3A 9 3Y 8 1B 2 1Y...

Page 47: ...must be replaced with parts having specifications equal to those originally installed Schematic diagram is subject to change without notice DSP 6 6 No replacement part available U C models U C models...

Page 48: ...6 21 4 21 4 21 4 26 4 13 4 13 8 19 8 19 7 18 1 18 2 26 4 23 2 13 3 15 0 15 0 17 3 19 6 19 6 18 3 26 4 24 9 24 9 24 9 24 9 24 9 24 9 24 9 24 9 24 9 24 9 24 9 24 9 24 9 24 9 5 3 2 8 1 6 4 7 IC202 AZ4580...

Page 49: ...r Current Protection Thermal Protection IC232 NJM2388F33 Low dropout voltage regulator with ON OFF control GND Cont Vin Vout 2 1 4 3 Thermal Protection Bandgap Reference ON OFF control Over Voltage Pr...

Page 50: ...3 47 0 47 2 47 2 47 5 47 5 46 3 3 0 2 6 2 9 2 9 3 2 0 0 0 4 0 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SURROUND L SURROUND L CENTER CENTER FRONT L FRONT L IC101 STK433 330 E 3 channel AF power...

Page 51: ...AGND INR1 INR2 INR3 INR4 INR5 INR6 INR7 INR8 INR9 INL1 INL2 INL3 INL4 INL5 INL6 INL7 INL8 INL9 N C N C N C N C INRB RECR2 INLB RECL2 INR10 RECR4 INR11 RECR5 INL10 RECL4 INL11 RECL5 RECR3 RECL3 FLIN1...

Page 52: ...version 3rd inversion 3rd inversion 3rd inversion control register 31 inking control register 31 inking control register Character control counter Timing generator Line control counter 31 inking contr...

Page 53: ...voltmeter Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed Schematic diagram is subject to change witho...

Page 54: ...8MHz JP1 JP2 JP3 JP4 C2 TP31 TP26 TP25 TP24 TP23 TP22 TP21 TP20 57 58 59 SCENE 2 SCENE 3 SCENE 4 TP19 TP17 TP16 TP13 TP12 TP11 TP10 TP15 TP14 AMP TV SW1 SOURCE TP30 TP6 47 ohms R3 R1 1 ohm R2 470 ohm...

Page 55: ...V Mute TV Input P1 P2 P3 P4 P5 P6 P7 P8 BAND PRESET A B A E PRESET 14 V AUX DOCK TV Power Power TV VOL up TV CH up TV VOL down TV CH down TV Mute TV Input 1 2 3 4 5 6 7 8 9 0 10 10 enter VCR CH up VCR...

Page 56: ...3 23 P20 24 P21 25 P22 26 P23 27 P24 28 P34 14 P33 13 U1 ZLR32300H2832G 3V J1 R6 100 K ohms 1 3 2 TV POWER MULTI CH INPUT AV POWER MUTE POWER SLEEP STANDBY AUDIO SEL DVD CD D TV CBL TV CH TV CH TUNER...

Page 57: ...84 7A 9F 7A DE 7A 9E 7A AA 7A 9C 7A C2 device device device device device device device device 7A 59 7A 58 7A 94 7A 56 7A 8D 7A 95 7A DD TV Power 7F01 20 TV CH TV CH TV VOL TV Power 7F01 00 TV CH TV C...

Search results

Summary of Contents for RX-V461 - AV Receiver

Reviews:

Related manuals for RX-V461 - AV Receiver

Brands by name

Popular brands

Yamaha RX-V461 - AV Receiver, Service Manual

Search results

Summary of Contents for RX-V461 - AV Receiver

Reviews:

Related manuals for RX-V461 - AV Receiver

Brands by name

Popular brands