Yamaha HTR-5140 Service Manual Download

Page: 54 / 68

DSP-R495/RX-V495/RX-V495RDS/HTR-5140/HTR-5140RDS

IC1 : LA1266
AM/FM IF

IC3 : LA3401
MPX

IC2 : LC72131
PLL Controller

• PK1 : ENV-172A4G1 (V2716700)

ANT

AGC

GND2

GND3

IF OUT

OSC OUT

C11
22P

39P

C28

100K

15P

C31

0.01

C32

0.01

0.75P

DT1

SVC212

100K

C4
7P

100K

10P

2SK439

150

10K

R26

1.5K

R27

390

C30

0.018m

C13

0.018m

C6
7P

DT2

SVC212

DT3

SVC212

100K

C8
4P

2.5P

C10
27P

C26

0.01

C12

0.018

C14
47P

C25

0.01

R10

4.7K

C16

DT4

SVC212

C15

2SC461

R20

330K

R21

470

C29

C27

0.018m

R12
10K

C17

2SC461

C18
27P

R13
10K

R14

1.8K

470P

R7
1M

2SC535

R19

C24
47P

R23

330

R22

330K

C19

C20
12P

R24

2SC461

R25

C23
15P

0.47m

■

SCHEMATIC DIAGRAM (TUNER) B, G models

★

All voltages are measured with a 10M

Ω

/V DC electric volt meter.

★

Components having special characteristics are marked and
must be replaced with parts having specifications equal to those
originally installed.

★

Schematic diagram is subject to change without notice.

PIN CONNECTION DIAGRAM OF DIODES, TRANSISTORS AND IC’s.

IC4 : LC72720N
RDS Decoder

REFERENCE

VOLTAGE

57kHz

bpf

(SCF)

CCB

TEST

PLL

(57kHz)

ANTIALIASING

FILTER

SMOOTHING

FILTER

RAM

(24 BLOCK DATA)

ERROR CORRECTION

(SOFT DECISION)

SYNC/EC

CONTROLLER

SYNC

DETECT-1

DATA

DECODER

CLOCK

RECOVERY

(1187.5Hz)

MEMORY

CONTROL

OSC/DIVIDER

VREF

CLK(4.332MHz)

SYNC

DETECT-2

VDDA

VSSD

VDDD

RDS-ID

SYNC

SYR

VSSA

MPX IN

T1
T2
T3
T4

X IN

VREF

OUT

C IN

X OUT

11 16 17

Each voltage given here repressents that in the FM (98.1MHz STEREO) reception mode
but the one in the parentheses ( ) is that in the AM (1080kHz, MAN’L) reception mode.

SAMPLE 0.1us

SAMPLE 50us

V : 2V/div

H : 50nsec/div

Point

1 (Pin22 of IC2)

DC range

1 : 1 probe

V : 2V/div

H : 0.1

sec/div

Point

2 (Pin12 of IC4)

DC range

1 : 1 probe

LA1266
LC72720N

2SC535(A, B,G)
2SC1815(Y)

1SS133
1SS176
HSS104
MTJ5.6B
1SS355
UDZS5.6BTE- 17

Anode

Cathode

2SC1740S(R,S)
DTA114ES
DTC144ES

LA3401
LC72131

(0)

1.5

(2.0)

1.5

2.7

(2.3)

(2.9)

(1.1)

2.4

1.5

(1.9)

(10.6)

(3.5)

3.9

(3.5)

3.9

(2.2)

3.1

11.2

SIGNAL METER ADJ.

(6.9)

3.1

(3.1)

5.1

(5.1)

3.1

(3.1)

3.1

(3.1)

5.1

(5.1)

3.1

(3.1)

3.2

(3.2)

3.1

(3.1)

3.1

(3.1)

0.5

(4.5)

(0)

4.9

(0)

(2.8)

2.8

(9.2)

2.8

(5.5)

2.8

(5.5)

2.8

(7.3)

2.8

(2.0)

(11.3)

3.4

(1.5)

(9.2)

2.8

(0)

(2.1)

2.5

(2.8)

3.1

(11.2)

11.0

2.6

3.1

(2.8)

(2.2)

(2.3)

2.3

(3.7)

3.8

(9.2)

2.8

(0)

(11.2)

(0)

(11.2)

11.0

(11.2)

11.1

(11.2)

2.4

11.1

(0)

2.4

(1.1)

2.4

(1.1)

2.4 (2.4)

2.5

(2.5)

(0) 0

(0)

(0.2)

11.5

(0)

(10.6)

0.1

(0)

4.1

(5.1)

(1.0)1.1

(4.9) 4.9

2.4

(0)

(2.4) 0

(4.5) 0.5

(2.4)

(0)

5.6

(5.6)

5.6

(11.6)

11.5

(4.9)

4.9

(2.5)

2.5

(0)

(2.1)

2.1

(0)

4.2

(4.2)

(2.1)

2.1

(2.1)

2.1

(2.4)

2.4

(4.9)

4.9

(0)

(4.9)

4.9

(0)

SEPARATION ADJ.

(4.9)

4.9

(0)

AM SENSITIVITY ADJ.

(4.3)

4.3

5.1

(5.1)

(7.5)

7.6

(9.4)

9.4

(5.1)

5.0

(10.6)

0.1

(11.6)

10.4

(0)

10.3

DISCRIMINATOR BALANCE ADJ.

MONAURAL DISTORTION ADJ.

11.5

(0.2)

11.5

(11.6)

(9.4)

(0)

(4.9)

4.9

(5.6)

7.4V

5.1V

1.4V

1611KHz

1080KHz

531KHz

8.3V

4.1V

1.7V

108.0MHz

98.1MHz

87.5MHz

REGULATOR

RDS DECODER

AM/FM IF

MPX

PLL

bottom view

TO INPUT(1)
CB107
P60 H-8

s29

s32

s31

s23

s28

s27

s26

s24

s29

s25

s23

s26

s25

s23

s29

s30

s23

s25

s23

Lead Type & SMD

1SS355

VT33290

UDZS5.6BTE-17

VU17200

VU88950

8P/50V

UB05080

0.01/50

UB04410

1000P/50

UB01310

47P/50

UB05147

10P/50

V400610

0.047/50

UB04447

470P/50

UB01247

330P/50

UB01233

560P/50

UB01256

Lead Type

1SS133,

1SS176,

HSS104

VD631600

MTZJ5.6B

VG43700

Vi54610

8.2P/50V

VG27580

0.01/16

F467300

1000P/50

VF46700

47P/50

VA46670

10P/50

VA76060

0.047/16

VJ59900

470P/50

VF46690

330P/50

VG27860

560P/50

VG27880

D1, 2

L1,2,3,4,5

C5,8,9,10,23,27

C11,15

C16

C19

C21,50,56

C38

C47,57

C48

Summary of Contents for HTR-5140

Page 1: ...s specified For these reasons we advise all YAMAHA product owners that any service required should be performed by an authorized YAMAHA Retailer or the appointed service representative IMPORTANT The presentation or sale of this manual to any individual of firm does not constitute authorization certification or recognition of any applicable technical capabilities or establish a principle agent rela...

Page 2: ...n solder and your skin When soldering do not inhale solder fumes or expose eyes to solder flux vapor If you come in contact with solder or components located inside the enclosure of this product wash your hands before handling food REMOTE CONTROL PANELS U C R T A and L models B and G models WALL OUTLET EQUIPMENT UNDER TEST AC LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE CAUTION F804 FOR CONTINUED...

Page 3: ...2 RX V495 RX V495RDS HTR 5140 HTR 5140RDS FRONT PANELS RX V495 U C R T A and L models RX V495RDS B and G models HTR 5140 U C T and A models HTR 5140RDS G model ...

Page 4: ...3 RX V495 RX V495RDS HTR 5140 HTR 5140RDS REAR PANELS RX V495 HTR 5140 U model RX V495 HTR 5140 C model RX V495 R model RX V495 HTR 5140 T model ...

Page 5: ...4 RX V495 RX V495RDS HTR 5140 HTR 5140RDS RX V495 HTR 5140 A model RX V495RDS B model RX V495RDS HTR 5140RDS G model RX V495 L model ...

Page 6: ...r G model only MAIN L R 1kHz 0 04 THD 8Ω 65W 65W Power Band Width MAIN L R 0 1 THD 30W 8Ω 10Hz to 50kHz Damping Factor SPEAKER A MAIN L R 20Hz to 20kHz 8Ω 60 Input Sensitivity Input Impedance PHONO MM 2 5mV 47kΩ CD etc 150mV 47kΩ MAIN L R EXTERNAL DECODER 150mV 47kΩ CENTER 150mV 40kΩ SURROUND L R 150mV 40kΩ SUB WOOFER 150mV 40kΩ Maximum Input Signal Level 1kHz PHONO MM 0 1 THD 100mV CD etc EFFECT ...

Page 7: ...ecifications subject to change without notice U U S A model A Australian model C Canadian model B British model R General model G European model T China model L Singapore model VIDEO SECTION Video Signal Type U C models NTSC R model NTSC PAL T A B G L models PAL Video Signal Level 1Vp p 75Ω Maximum Input Level 1 5Vp p Signal to Noise Ratio 50dB Monitor Output Frequency Response 3dB 5Hz 10MHz DIMEN...

Page 8: ...C E F G H I J K L D 1 POWER TRANSFORMER 2 P C B MAIN 3 3 P C B OPERATION 7 R T models only 4 P C B OPERATION 3 5 P C B MAIN 4 6 P C B MAIN 8 7 P C B OPERATION 6 8 P C B MAIN 2 9 P C B MAIN 1 0 P C B INPUT 2 A P C B INPUT 1 B P C B INPUT 3 C P C B TUNER D P C B MAIN 5 E P C B OPERATION 5 F P C B OPERATION 4 G P C B MAIN 7 H P C B OPERATION 1 I P C B MAIN 6 J P C B INPUT 4 K P C B OPERATION 2 L P C ...

Page 9: ...CT OFF 2 VFD DISP OFF 3 VFD DISP ALL 4 CHECKED PATTERN 5 RELEASE DATE 1 ALL 2 MAIN L 3 CENTER 4 MAIN R 5 REAR R 6 REAR L 7 LFE 1 INHIBIT Inhibit Memory Init 2 RESERVED Init Memory 1 2 KEY 3 TUNING SIGNAL 5 PS PROTECTION 1 DSP CPU STATUS 2 CHANNEL STATUS 3 VERSION INFORMATION 4 CHECK SUM 5 BSI0 AC3 DTS 6 BSI1 7 BSI2 8 BSI3 9 BSI4 10 BSI5 1 MAIN MC CHECK SUM 2 SUB MC CHECK SUM 3 MAIN M C VERSION 4 S...

Page 10: ...ANCELLATION 1 STARTING UP THE FUNCTION AND THE DISPLAY After starting up menu No 1 is selected A How to start diagnostic program Using the front panel keys of the main unit hold down the INPUT MODE and FM AM keys simultaneously Step 1 and press the STANDBY ON key Step 2 Plug in the AC power cord to the outlet and when the main power off condition submenu No 1 of diagnosis main menu No 1 will start...

Page 11: ...fter two seconds FL display at start up of diagnostic program When the diagnostic program has started the history 2 of the protection function 1 is displayed If the protection function has been activated in the past the type and voltage value are displayed After a few seconds the diagnosis function menu will appear 1 If a faulty condition is detected such as excessive current a bad power supply or...

Page 12: ...d the submenu by using the PROGRAM keys The UP or key will increase the main or submenu number 2 Other functions available while diagnosis function is active Listed below are the other functions available while the diagnosis function is active Selecting input source Tape monitor Ext decoder Adjusting effect level Center Rear Sub woofer Adjusting master volume Muting on off Power on off 3 Diagnosis...

Page 13: ...P without being processed This shows that the device is not operating DIR2 CODEC DA AK4526 YM3436 CODEC AD AC3Dav YSS908 AK4526 DECODER DA AK4320 1M SRAM DSP ANALOG IN L R L R FRONT R REAR L REAR R CENTER SUBWOOFER L R L R L R DIGITAL IN FRONT L MAIN R MAIN L DIR2 CODEC DA AK4526 YM3436 CODEC AD AC3Dav YSS908 AK4526 DECODER DA AK4320 1M SRAM DSP ANALOG IN L R L R FRONT R REAR L REAR R CENTER SUBWO...

Page 14: ...ull bits DIR2 CODEC DA AK4526 YM3436 CODEC AD AC3Dav YSS908 AK4526 DECODER DA AK4320 1M SRAM DSP ANALOG IN L R REAR L REAR R CENTER SUBWOOFER L R DIGITAL IN FRONT R FRONT L MAIN R MAIN L L R L R DIR2 CODEC DA AK4526 YM3436 CODEC AD AC3Dav YSS908 AK4526 DECODER DA AK4320 1M SRAM DSP ANALOG IN L R FRONT R REAR L REAR R CENTER SUBWOOFER L R L R L R L R DIGITAL IN FRONT L MAIN R MAIN L This shows that...

Page 15: ...udio or AC3 DOLBY DIGITAL 2 0 input the L R C and S signals are PRO LOGIC decoded and output With AC3 DOLBY DIGITAL other than 2 0 PRO LOGIC does not operate and AC3 DOLBY DIGITAL playback is executed Remote control code 7A 8A 2 EFFECT OFF MAIN L R are bypassed and output DIR2 CODEC DA AK4526 YM3436 CODEC AD AC3Dav YSS908 AK4526 DECODER DOLBY DIGITAL or PRO LOGIC DA AK4320 1M SRAM DSP ANALOG IN RE...

Page 16: ...of the effect in the main level function 4 B MAIN C N Verification of the mixing circuit effect to the main channel 5 LFE B MAIN Verification of the bass mix gain 6 LFE B SWFR Verification of the LFE maximum output 7 C NONE Verification of the center mix gain 8 C S REAR S Verification of the high and low pass filter response and gain in the bass redirection mode 9 FRONT MIX Verification of the fro...

Page 17: ...7 MANUAL TEST The noise generator built into the DSP outputs test noise from the channel specified by the submenu No 8 FACTORY PRESET The menu is used to reserve whether or not to set the back up data for the effect level delay time and so on to the factory preset state The Signal is processed with EFFECT OFF 1 INHIBIT The back up data is not initialized To keep the data setby the user check that ...

Page 18: ...vel Turning the rotary encoder DC DC protection value normal value 1 13 Press the PROGRAM key PS Power voltage protection value Table 1 normal value 28 54 AD Value 0 11 23 36 51 67 84 TIME LEVEL TAPE MD MON EXT DECODER 7 A B C D E TUNING DOWN 8 TUNING MODE 1 TUNING UP SET MENU MEMORY 2 INPUT MODE EDIT 3 EFFECT 4 EON PTY SEEK MODE FM AM 5 PROGRAM PTY SEEK START PROGRAM RDS MODE 6 K1 K2 K3 K4 1 If K...

Page 19: ... 5 00000000 10 DVD LD 8 00000000 10 DVD LD 9 00000000 bit7 1 during AC3 decode OK bit3 Demodulator muting without RF signal bit6 1 during DTS decode OK bit2 IEC958 digital format error bit5 1 during read DTS lock bit1 IEC958 commercial use device bit bit4 1 for audio other than PCM linear audio bit0 IEC958 digital data bit bit7 Mute request bit3 acmod 0000B 1 1 0001B 1 0 0010B 2 0 0011B 3 0 0100B ...

Page 20: ...4 3 2 1 0 0 0 0 0 0 0 0 0 Always absent 0 Always absent 0 Tuner Mode V1 1 Tuner Mode V2 1 Always absent 0 Always absent 0 Model Type RDS 2 Model Type DSP R 2 No 11 CPU VERSION CHECK SUM PORT INFO EXIT DIAG The check sum version and port setting of main CPU DSP CPU are displayed The signal is EFFECT OFF Operating the submenu will finish self diagnosis and ordinary operation mode will be restored Th...

Page 21: ...DISCO 40ms CD ROCK CONCERT 16ms PHONO CONCERT HALL 44ms SET MENU No SET MENU PRESET VALUE 8 CENTER DELAY 0 ms 7 DYNAMIC RANGE MAX 6 LFE LEVEL 0 dB 1 CENTER SPEAKER LARGE 2 REAR SPEAKER LARGE 3 MAIN SPEAKER LARGE 4 LFE BASS OUT SW SUBWOOFER 5 MAIN LEVEL NRML NORMAL 9 MEMORY GUARD OFF 10 INPUT MODE TV DBS AUTO PRESET STATIONS STATION FM FACTORY PRESET DATA MHz PAGE NO U C R T A B G L 1 87 5 87 5 2 9...

Page 22: ...and reconfirm the voltage again Confirm that the voltage is 0 25mV 15 0mV after 60 minutes Note If R571 R577 R589 R595 and R583 have already been cut off and idling current does not flow r e c o n n e c t R 5 7 1 R 5 7 7 R589 R595 and R583 Q521 Q525 are transistors for temperature correction Apply silicone grease to contact surface with the heat sink R571 Lch R577 Rch R589 Cch R595 RLch R583 RRch ...

Page 23: ...r TEST POINT Dummy antenna AM SG 50Ω AM dummy antenna AM loop antenna 50Ω 10KΩ AM ANT GND FM SG 50Ω E1 FM dummy antenna 60Ω 10Ω 45Ω E2 RECEIVER 75Ω E2 dB E1 dB 6 dB FM SG 75Ω E1 FM dummy antenna E2 RECEIVER 75Ω E2 dB E1 dB TP2 TP1 IFT PK1 FRONT END IC3 IC2 IC1 VR1 PK2 T2 T3 VR2 T5 T4 T1 IC4 CB4 16 SIGNAL METER ADJ SEPARATION ADJ DISCRIMINATOR BALANCE ADJ FRONT MONAURAL DISTORTION ADJ ANTENNA AM SE...

Page 24: ... and TP2 DC 0V 100mV 1 Rough adjustment of monaural distortion Same as Step 1 98 1MHz A 4 T1 Antenna side core REC OUT L R Minimize the distortion 2 Fine adjustment of discriminator balance Same as Step 1 98 1MHz A 4 T1 Front side core Both ends of R25 Between TP1 and TP2 DC 0V 50mV 3 Fine adjustment of monaural distortion Same as Step 1 98 1MHz A 4 T1 Antenna side core REC OUT L R Minimize the di...

Page 25: ...8dBµ or less 8 Verification of sensitivity FM ANT 75Ω 88 1MHz 98 1MHz 106 1MHz MONO 1kHz Modulation off 88 1MHz A 6 98 1MHz A 4 106 1MHz A 7 ANT 75Ω With SSG output at L or R the signal leakage level at the other channel should be minimized 28dB or more 9 Adjustment of separation FM ANT 75Ω 98 1MHz 70dBµ Stereo L or R 1kHz 100 modulation 98 1MHz A 4 VR2 REC OUT L R 10 33dB 2 2 or less STEREO indic...

Page 26: ... be maximized 2 Verification of sensitivity AM ANT 630kHz 1080kHz 1440kHz 1kHz 30 modulation 630kHz B 1 1080kHz B 2 1440kHz B 3 AM ANT Auto reception should be available when the tuning key is moved UP and DOWN 4 Verification of auto tuning AM ANT 60dBµ Distortion should be 10 or less at each frequency Check to ensure that the voltage at the ANT terminal is 54dBµ or less Execution of FACTORY PRESE...

Page 27: ...0 S23 PC7 S22 PC6 S21 PC5 S20 PC4 VP 51 52 53 54 55 56 57 58 59 60 71 72 73 74 75 76 77 78 79 80 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 P16 P17 P30 P31 P32 P33 P34 P35 P36 P37 RES XT1 XT2 VSS1 CF1 CF2 VDD1 P80 AN0 P81 AN1 P82 AN2 30 29 28 27 26 25 24 23 22 21 P83 AN3 P84 AN4 P85 AN5 P86 AN6 P87 AN7 P70 INT0 P71 INT1 P72 INT2 P...

Page 28: ... 1 detect PRD 1 24 P86 AN6 PRO2 I Protection 2 detect PRI 1 25 P85 AN5 PRO3 I Protection 3 detect PRV1 1 Pin Pin Port I O Function No Name 26 P70 INT0 PDT I Power down detect 27 P71 INT1 FMT O Full mute L ON 28 P72 INT2 I O Unconnected 29 P73 INT3 REMOTE I Remote Control signal 30 S0 T0 G1 O FL Grid 1 31 S1 T1 G2 O FL Grid 2 32 S2 T2 G3 O FL Grid 3 33 S3 T3 G4 O FL Grid 4 34 S4 T4 G5 O FL Grid 5 3...

Page 29: ... S44 PF4 10dB O 10 dB select L 10dB 78 S45 PF5 VCR O VCR select inhibit H inhibit 79 S46 PF6 Unconnected 80 S47 PF7 STANDBY SW I Standby on H ON 81 S48 PG0ROTARY A I Rotary encoder A 82 S49 PG1ROTARY B I Rotary encoder B 83 S50 PG2DSP A SEL I Mode check DSP R 2 84 S51 PG3 85 P00 VOL DN O Volume down 86 P01 VOL UP O Volume up 87 P02 V SEL1 O Video selector 1 3 88 P03 V SEL2 O Video selector 2 3 89 ...

Page 30: ...19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 PA3 PA4 PA5 P70 INT0 P71 INT1 P72 INT2 P73 INT3 RES XT1 XT2 VSS1 CF1 CF2 VDD1 P80 AN0 P81 AN1 P82 AN2 P83 AN3 P84 AN4 P85 AN5 TOP VIEW SERIAL I O 0 SO0 SI0 SCK0 SERIAL I O 1 SO1 SI1 SCK1 SERIAL I O 2 SO2 SI2 SCK2 TIMER 0 TIMER 1 TIMER 4 TIMER 5 PWM0 PWM1 BASE TIMER BUS INTERFACE INTERRUPT CO...

Page 31: ...onnected 35 P17 PWM NC I O Unconnected 36 SO2 STM TX Transmit data for CPU 37 SI2 MTS RX Receive data from CPU 38 SCK2 CKIF RXCK Clock from CPU 39 SI2P3 WCIF O Clock for CPU 40 PWM1 TRQ O Transmit request for CPU Pin Pin Port I O Function No Name 41 PWM0 NC OL Unconnected 42 VDD2 VDD2 5V 5V power supply 43 VSS2 VSS2 G Ground 44 P00 NC I O Unconnected 45 P01 NC I O Unconnected 46 P02 NC I O Unconne...

Page 32: ... 31 KM2 I Clock mode switching input 2 32 KM0 I Clock mode switching input 0 33 FS1 O Channel status sampling frequency display output 1 34 FS0 O Channel status sampling frequency display output 0 35 CSM I Channel status output method selection 36 EXTW I External synchronous auxiliary input word clock 37 DDIN I EIAJ AES EBU data input 38 LR O PLL word clock output 39 VDD Logic section power 5V 40 ...

Page 33: ...N RAMA16 RAMA15 SDIB0 SDIB1 SDIB2 XI XO PVSS AVDD TEST TEST TEST OVFB TEST TEST TEST CPO AVSS 30 29 28 27 26 25 24 23 22 21 VDD SDOA2 SDOA1 SDOA0 RAMA14 RAMA13 RAMA12 RAMA11 RAMA10 VSS TOP VIEW SDBCK0 CONTROL SIGNALS SDI SERIAL DATA INPUT SDO SERIAL DATA OUTPUT CONTROL SIGNALS CONTROL REGISTERS INPUT BUFFER PLL OPERATING CLOCK 25MHz STREAM0 7 L R Ls Rs C LFE DELAY RAM ERAMUSE EXTERNAL RAM INTERFAC...

Page 34: ...lly unconnected 25 RAMA14 O RAM address terminal 14 output terminal connected to external 1M SRAM address 26 RAMA13 O RAM address terminal 13 output terminal connected to external 1M SRAM address 27 RAMA12 O RAM address terminal 12 output terminal connected to external 1M SRAM address 28 RAMA11 O RAM address terminal 11 output terminal connected to external 1M SRAM address 29 RAMA10 O RAM address ...

Page 35: ...ta 73 RAMD1 I O RAM data bus terminal 1 connected to external 1M SRAM data 74 RAMD2 I O RAM data bus terminal 2 connected to external 1M SRAM data 75 RAMD3 I O RAM data bus terminal 3 connected to external 1M SRAM data 76 RAMD4 I O RAM data bus terminal 4 connected to external 1M SRAM data 77 RAMD5 I O RAM data bus terminal 5 connected to external 1M SRAM data 78 RAMD6 I O RAM data bus terminal 6 ...

Page 36: ...X X L H Mode Data I O Power NOTE H High Level L Low level X Don t care Non selectable Non selectable Write mode Read mode High impedance High impedance Input Output High impedance On Standby On On On CE1 X H L L L 18 512 IC6 AK4526 CODEC AD DA 20 bit 6 channel A D D A Converter VR VR VR VR VR VR LPF DAC LPF DAC LPF DAC LPF DAC LPF DAC LPF DAC SDOS OCKS M S BICK LRCK SDTI1 SDTI2 SDTI3 SDTO DAUX DFS...

Page 37: ...j j j j j j P10 1k k 1k k k k k k k k k k k k P11 1m m 1m m m m m m m m m m m m P12 1n n 1n n n n n n n n n n n n P13 1p p 1p p p p p p p p p p p p P14 1r r 1r r r r r r r r r r r r P15 t t t t t t t t P16 2a 2a 2a P17 2b 2c PTY 2b B1 P18 2d P19 2e 2f RT 2d B3 S1 P22 2g 2e B4 S2 P21 2j 2p CT 2f B5 PS P22 2m 2g S3 7G 5G Left Right 36 37 BLOCK DIAGRAM 1 2 AM IF COIL CONTROL DECODER S CURVE LEVEL DET...

Page 38: ...RELAY DRIVE OVER CURRENT DETECT CENTER MAIN REAR VCR PHONO CD 1 3 7 5 IC104A B L R L R L R L R L R L R DVD LD TV DBS IN OUT VCR IN PLAY L R L R TAPE MD L R MAIN CENTER L R SUB WOOFER SURROUND EXTERNAL DECODER INPUT AUDIO SIGNAL DIGITAL SIGNAL TUNER INPUT SELECTOR IC101 1 3 2 22 30 28 29 TAPE MONITOR IC102 VIDEO AUX DVD LD TV DBS IN OUT VCR Q305 306 VIDEO AMP SELECTOR IC303 MONITOR OUT T800 D751 D4...

Page 39: ...J 12 1 24 1 22 12 22 1 11 12 W1 11 1 SAMPLE 0 1us 2V SAMPLE 50us 2V 2V V 2V div H 50nsec div Point 1 Pin22 of IC2 DC range 1 1 probe 0V V 2V div H 0 1µsec div Point 2 Pin12 of IC4 DC range 1 1 probe 0V V 2V div H 0 1µsec div 2V SAMPLE 0 1us Point 1 Pin22 of IC2 DC range 1 1 probe 0V J U C R T A and L models P C B TUNER Lead Type J U C R T A and L models Semiconductor Location B and G models Semico...

Page 40: ... T A and L models Semiconductor Location R48 T3 J41 SW1 J42 R55 R57 R58 R60 U C R T A L USED CIRCUIT CHANGES BY MARKET NOT USED J H 42 43 B A C D E F G 1 2 3 4 5 6 PRINTED CIRCUIT BOARD Foil side B and G models P C B TUNER Lead Type SMD SAMPLE 0 1us 2V SAMPLE 50us 2V 2V V 2V div H 50nsec div Point 1 Pin22 of IC2 DC range 1 1 probe 0V V 2V div H 0 1µsec div Point 2 Pin12 of IC4 DC range 1 1 probe 0...

Page 41: ... G3 Q12 H3 Q13 G3 Q14 D4 6 5 1 16 M5M51288BKJ 20LTEL 17 32 LC87F5164A 41 60 20 1 61 80 40 21 1 30 YSS908 F 51 50 80 81 31 100 1 11 AK4526 23 22 33 34 12 44 1 11 YM3436DK 23 22 33 34 12 44 1 12 AK4320 13 24 7 1 HD74HC02FP 14 8 5 8 NJM2904M IN COM OUT uPC29M331 E1 1 4 1 4 uPC4570G2 5 8 1 4 uPC4570G2 5 8 1 4 uPC4570G2 5 8 1 4 uPC4570G2 5 8 1 4 uPC4570G2 5 8 5V 12 5VD DG LDC 0 ISL0 DG TRQ SBR 12 5V WC...

Page 42: ...only R T A L models only U C R T models only B G models only J A L models only J U C models only B G models only 5V RESET COM B A MG DATA SEL CLK RDT DEST RDO TCE TMUTE STM MTS CKIF MG VDN PRV2 SDT CELC VSEL1 10dB RCK RCE DO ST METER SBR TRQ MG RTN VUP SCK CETC VSEL0 VCR FMT 8 TO INPUT 1 MG PRY S12 SPRY PRI PRO VP PRV1 CRY W803 W801 YE W802 YE 14 TO MAIN 1 TO POWER TRANSFORMER B G models only 8 1 ...

Page 43: ... 220V 2 3 6 7 110V 3 4 7 8 120V 4 5 8 1 MG S12 PRY NC TO MAIN 1 TO OPERATION 6 15 W815 W812 GY W813 BR SWITCHED 100W MAX TOTAL AC OUTLETS R T models only J U C models only U C models only G L models only A B models only MG S12 PRY NC TO MAIN 1 TO OPERATION 6 15 W815 W812 GY W813 BR SWITCHED 100W MAX A B models 100W MAX TOTAL G L models AC OUTLETS TO OPERATION 7 R T models only TO OPERATION 3 Excep...

Page 44: ...C B E TO OPERATION 1 15 PRV1 RYV RYV TO MAIN 4 W815 15 MG S12 PRY NC TO OPERATION 3 CENTER REAR SURROUND SPEAKERS R L H 50 B A C D E F G PRINTED CIRCUIT BOARD Foil side 51 P C B MAIN 5 P C B MAIN 1 P C B MAIN 2 Ref No Location D507 C2 D508 C2 D509 F2 D510 D2 D511 E2 D512 C3 D513 C3 D514 F3 D515 E3 Q521 B1 Q522 C1 Q523 F1 Q524 D1 Q525 E1 Q526 B2 Q527A C1 Q527C B1 Q529 C2 Q530 C2 Q531A D1 Q531C C1 Q...

Page 45: ... P C B MAIN 6 P C B MAIN 3 P C B MAIN 4 P C B MAIN 7 P C B MAIN 8 H Semiconductor Location Ref No D501 D502 D503 D721 D722 D751 D762 D763 IC722 IC723 IC724 IC725 Location E4 D3 E3 G3 G3 A4 C3 C2 G3 G4 G3 G3 Ref No Q501 Q502 Q503 Q504 Q505 Q506 Q507 Q508 Q509 Q510 Q511 Q512 Location D2 E2 F2 E2 F2 D3 E3 F3 E3 F3 D3 D4 Ref No Q513 Q514 Q515 Q516 Q517 Q518 Q519 Q520 Q557 Q721 Q722 Location E3 E4 F3 F...

Page 46: ... OUT REC IN OUT PHONO CD TAPE MD DVD LD TV DBS VCR SUB WOOFER L OUTPUT R L R 1 3 4 E RI LFEI RRI E E CO RLO 12A VUP VG LI E CI RLI LO E RO LFEO RRO 12 VDN 10 7 7 7 TO INPUT 4 DG DG VG 12A 12B 12 10 5D E E 25 25 11 11 TO MAIN 7 12A 12 TIR E TIL E TOR E TOL E 10dB 9 9 8 8 TO OPERATION 4 RR E RL E C E R E L FMT 10 10 TO MAIN 6 RDT DEST RDO TCE TMUTE STM MTS CKIF MG VDN PRV2 SDT CELC VSEL1 10dB RCK RC...

Page 47: ... VCR VSEL1 VSEL0 E AXL E AXR TO INPUT 1 W101 12 12 VIDEO SIGNAL IN TV DBS VIDEO VCR DVD LD MONITOR OUT OUT LA7956 9 1 DSIG 5D ISL1 DG ISL0 LDC 0 TO DSP 1 1 EXTERNAL DECODER INPUT MAIN L R CENTER SUB WOOFER SURROUND L R DIGITAL DVD LD DVD LD TV DBS DIGITAL SIGNAL OPTICAL HD74HC153P 8 1 9 16 TC74HCU04AP 7 1 8 14 GR E GL E GSW E GC E GRR E GRL TO INPUT 1 W102 uPC4570C 4 1 LB1641 10 1 5 8 uPC4570C 4 1...

Page 48: ...NPUT 59 All voltages are measured with a 10MΩ V DC electric volt meter Components having special characteristics are marked and must be replaced with parts having specifications equal to those originally installed Schematic diagram is subject to change without notice Conditions RX V495RDS INPUT CD VOLUME minimum IMPEDANCE SELECTOR Upper PRO LOGIC On PIN CONNECTION DIAGRAM OF TRANSISTORS AND IC s L...

Page 49: ...2 113 µPC4570HA Dual OP Amp A OUT A IN A IN V V B OUT B IN B IN IC401 403 µPC4570C Dual OP Amp IC404 LB1641 Motor Driver REAR L FRONT L FRONT L REAR L FRONT L REAR L REAR L 11 4 0 0 11 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11 6 0 0 0 11 9 0 0 0 11 9 11 6 11 9 11 9 0 0 11 6 0 4 8 4 8 11 9 11 9 0 0 11 6 0 4 8 4 8 11 9 11 9 0 0 11 6 0 4 8 4 8 4 7 11 6 0 0 0 0 0 4 7 11 9 0 ...

Page 50: ... 0 0 24 1 20 2 0 11 7 29 0 0 0 6 11 5 0 42 0 13 5 12 9 0 6 0 6 41 3 0 0 0 1 1 41 8 41 3 0 0 0 6 11 5 0 42 0 0 6 0 6 41 3 0 0 0 1 0 41 8 41 3 0 6 11 5 0 42 0 0 6 41 2 0 0 0 1 0 41 7 41 2 0 6 11 5 0 42 0 0 6 41 2 0 0 0 1 0 41 8 41 2 0 6 11 5 0 42 0 0 6 41 2 0 0 0 1 1 41 8 41 2 43 1 31 8 0 0 0 43 0 31 8 43 0 31 8 0 4 1 0 1 1 0 5 1 0 43 1 31 8 0 0 5 0 5 42 8 43 1 43 0 0 0 0 0 5 1 0 43 1 31 8 0 0 0 43 ...

Page 51: ...7 6 27 6 27 6 27 7 4 0 4 0 0 4 7 11 5 4 2 4 7 2 4 4 7 4 6 0 0 0 4 7 5 5 6 0 13 1 6 6 12 4 0 13 1 7 3 0 5 5 4 7 30 0 23 0 4 7 4 7 0 13 1 4 7 0 0 4 7 4 7 0 4 7 0 4 7 0 0 0 0 4 7 4 7 4 7 4 7 4 7 0 0 6 0 6 4 7 4 7 4 7 4 7 4 7 4 7 0 0 0 4 9 0 2 2 2 5 4 7 4 7 4 7 4 7 4 7 0 0 3 0 1 9 4 9 4 8 4 7 27 6 22 4 22 4 27 6 24 5 27 6 24 8 20 0 9 2 29 8 29 8 29 8 29 8 29 8 29 8 4 7 2 4 4 6 4 7 4 7 4 7 3 2 0 29 6 2...

Page 52: ...0 0 0 0 2 0 2 0 0 2 4 2 4 0 0 0 4 7 2 3 2 4 2 4 0 2 4 2 4 0 0 3 1 4 9 0 0 4 7 2 4 2 4 0 0 2 4 1 5 0 3 1 0 3 1 4 9 4 9 4 9 2 3 0 9 4 6 0 1 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 2 4 2 4 0 0 0 0 4 7 0 4 9 0 0 0 0 0 0 4 9 0 4 9 0 4 9 0 0 4 9 0 0 4 9 0 0 0 0 4 9 4 9 4 8 0 4 9 2 4 2 4 2 4 2 4 2 3 4 9 0 2 4 2 4 0 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 4 7 2 3 4 7 4 6 2 3 0 9 0 1 0 1 0 1 0 0 0 1 0 1 0 1 0 1 0 0 ...

Page 53: ...onents having special characteristics are marked and must be replaced with parts having specifications equal to those originally installed Schematic diagram is subject to change without notice PIN CONNECTION DIAGRAM OF DIODES TRANSISTORS AND IC s LA1266 2SC535 A B G 2SC1815 Y 1SS133 1SS176 HSS104 MTZJ5 6B Anode Cathode 2SC1740S R S DTA114ES DTC144ES E C B LA3401 LC72131 12 24 Each voltage given he...

Page 54: ... 2V div H 50nsec div Point 1 Pin22 of IC2 DC range 1 1 probe 0V V 2V div H 0 1µsec div Point 2 Pin12 of IC4 DC range 1 1 probe 0V LA1266 LC72720N 2SC535 A B G 2SC1815 Y 1SS133 1SS176 HSS104 MTJ5 6B 1SS355 UDZS5 6BTE 17 Anode Cathode 2SC1740S R S DTA114ES DTC144ES E C B LA3401 LC72131 12 24 AM FM AM FM 0 0 1 5 2 0 1 5 2 7 2 3 0 2 9 1 1 2 4 1 5 1 9 10 6 0 3 5 3 9 3 5 3 9 2 2 3 1 11 2 SIGNAL METER AD...

Page 55: ... DISPLAY LED INFRD LED INFRARED MODUL RF MODULATOR RF PHOT CPL PHOTO COUPLER PHOT INTR PHOTO INTERRUPTER PHOT RFLCT PHOTO REFLECTOR PIN TEST PIN TEST POINT PLST RIVET PLASTIC RIVET R ARRAY RESISTOR ARRAY R CAR CARBON RESISTOR R CAR CHP CHIP RESISTOR R CAR FP FLAME PROOF CARBON RESISTOR R FUS FUSABLE RESISTOR R MTL CHP CHIP METAL FILM RESISTOR R MTL FILM METAL FILM RESISTOR R MTL OXD METAL OXIDE FI...

Page 56: ...C121 UR847100 C EL 10uF 25V P C B DSP Schm Ref PART NO Description New Parts New Parts Schm Ref PART NO Description V3005700 P C B DSP CB1 VQ044200 CN BS PIN 6P CB3 VQ044500 CN BS PIN 11P CB6 VQ044600 CN BS PIN 13P C1 UB245100 C CE M CHP 0 1uF 25V C2 UB052100 C CE M CHP 100pF 50V C3 UB052100 C CE M CHP 100pF 50V C4 UB245100 C CE M CHP 0 1uF 25V C5 UB052100 C CE M CHP 100pF 50V C6 UB052100 C CE M C...

Page 57: ...20LTEL IC6 XV951A00 IC AK4526A VQ IC7 XR361A00 IC AK4320 VM E1 IC8 XF291A00 IC uPC4570G2 IC9 XF291A00 IC uPC4570G2 IC10 XF291A00 IC uPC4570G2 IC11 XF291A00 IC uPC4570G2 IC13 XF291A00 IC uPC4570G2 IC14 XV260E00 IC LC875164A 5K20 CPU IC15 XU965A00 IC uPC29M33T E1 3 3V Q1 VV655300 TR DGT DTA144EKA Q2 VV655300 TR DGT DTA144EKA Q3 VV655300 TR DGT DTA144EKA Q4 VD303700 TR 2SC3326 A B Q5 VD303700 TR 2SC3...

Page 58: ...100 C MYLAR 100pF 50V C155 UA952100 C MYLAR 100pF 50V C156 UR837100 C EL 10uF 16V C157 UR847100 C EL 10uF 25V C158 UR837100 C EL 10uF 16V C159 UR837100 C EL 10uF 16V C160 UR837100 C EL 10uF 16V C161 VJ599100 C CE TUBLR 0 1uF 50V C162 VJ599100 C CE TUBLR 0 1uF 50V C163 UA952100 C MYLAR 100pF 50V C164 UA952100 C MYLAR 100pF 50V C165 UA954270 C MYLAR 0 027uF 50V C166 UA954270 C MYLAR 0 027uF 50V C167...

Page 59: ...00uF 16V C428 UR838100 C EL 100uF 16V C429 VG277000 C CE TUBLR 33pF 50V BG C430 UA952100 C MYLAR 100pF 50V C431 UR818100 C EL 100uF 6 3V C432 UA952100 C MYLAR 100pF 50V C433 UR818100 C EL 100uF 6 3V C434 VG277000 C CE TUBLR 33pF 50V BG C435 UR838100 C EL 100uF 16V C436 VJ599100 C CE TUBLR 0 1uF 50V D101 VM975300 DIODE ZENR HZS11B2TD 11V D102 VM975300 DIODE ZENR HZS11B2TD 11V D103 VM975300 DIODE ZE...

Page 60: ...CE 33pF 50V UCRT C518 UA952220 C MYLAR 220pF 50V ABGL C519 UA952470 C MYLAR 470pF 50V C520 VQ245400 C PP 33pF 200V C521 UR838100 C EL 100uF 16V C522 UA953100 C MYLAR 1000pF 50V C523 VQ245400 C PP 33pF 200V C524 UR838100 C EL 100uF 16V C525 UA953100 C MYLAR 1000pF 50V C526 VQ245400 C PP 33pF 200V C527 UR837470 C EL 47uF 16V C528 UA953100 C MYLAR 1000pF 50V C529 VR516400 C CE 15pF 500V C530 UR837470...

Page 61: ...21 VM976300 DIODE ZENR HZS242TD 24V D722 VM976300 DIODE ZENR HZS242TD 24V D751 VN011400 DIODE BRG D5SB20 5A 200V D762 VS997800 DIODE 1T2 D763 VS997800 DIODE 1T2 HS501 V2692300 HEAT SINK BPUE36 30 IC722 XD343A00 IC NJM79M12FA IC723 XJ604A00 IC NJM78M05FA IC724 XJ608A00 IC NJM7812FA IC725 XJ608A00 IC NJM7812FA JK711 VS899700 JACK PHONE JY 6317 02 030 L501 VU038200 COIL 0 95uH L502 VU038200 COIL 0 95...

Page 62: ...1W R598 HV753470 R CAR FP 4 7Ω 1 4W R599 HV755330 R CAR FP 330Ω 1 4W R602 HV753470 R CAR FP 4 7Ω 1 4W R603 HV753470 R CAR FP 4 7Ω 1 4W R605 HV755330 R CAR FP 330Ω 1 4W R607 HV753470 R CAR FP 4 7Ω 1 4W R608 HV753470 R CAR FP 4 7Ω 1 4W R610 HV755330 R CAR FP 330Ω 1 4W R611 HV753470 R CAR FP 4 7Ω 1 4W R612 HV753470 R CAR FP 4 7Ω 1 4W R614 HV755330 R CAR FP 330Ω 1 4W R615 HV753470 R CAR FP 4 7Ω 1 4W R...

Page 63: ...BLR 0 1uF 50V C824 VJ599100 C CE TUBLR 0 1uF 50V C825 VJ599100 C CE TUBLR 0 1uF 50V C826 UR848220 C EL 220uF 25V RT C826 UR848330 C EL 330uF 25V UCABGL C827 UR837470 C EL 47uF 16V C828 UA655120 C MYLAR 0 12uF 50V C829 UA952100 C MYLAR 100pF 50V C830 UA952100 C MYLAR 100pF 50V C831 UA655120 C MYLAR 0 12uF 50V C832 UR837470 C EL 47uF 16V C833 VF466800 C CE TUBLR 100pF 50V C834 VF466800 C CE TUBLR 10...

Page 64: ...AA BG SW826 VG392900 SW TACT SKHVAA SW827 VG392900 SW TACT SKHVAA SW828 VG392900 SW TACT SKHVAA BG SW829 VG392900 SW TACT SKHVAA BG SW831 VA961800 VOLT SELCT ESE 37247 F RT T800 XC083A00 TRANS PWR UC T800 XC084A00 TRANS PWR ABGL T800 XT331A00 TRANS PWR RT TE800 VT915000 OUTLET AC 2P A TE800 VU543100 OUTLET AC 2P UCRT TE800 VU543300 OUTLET AC 1P B TE800 VU543400 OUTLET AC 2P GL U800 VU591000 L DTCT...

Page 65: ... C36 UA952270 C MYLAR 270pF 50V ABGL C36 UA953100 C MYLAR 1000pF 50V UCRT C37 UA952270 C MYLAR 270pF 50V ABGL C37 UA953100 C MYLAR 1000pF 50V UCRT C38 UB012470 C CE M CHP 470pF 50V C39 VG287200 C EL 10uF 50V C40 VG290700 C EL 3 3uF 50V C41 UA953390 C MYLAR 3900pF 50V C42 UM397220 C EL 22uF 25V C43 UA953390 C MYLAR 3900pF 50V C44 VG290700 C EL 3 3uF 50V C45 UR837470 C EL 47uF 16V C46 UR837470 C EL ...

Page 66: ...PJ BL 2 18 V2468400 ESCUTCHEON PJ TI 2 18 V2468500 ESCUTCHEON PJ GD 2 21 EP600830 BIND HEAD B TITE SCREW 3x8 FCRM3 BL 2 22 VN413300 BIND HEAD BONDING B T SCREW 3x8 MFZN2 BL 2 23 VT669300 PW HEAD B TITE SCREW 3x8 8 MFC2 2 24 EP630220 BIND HEAD P TITE SCREW 3x8 ZMC2 BL 3 1 V2463200 HEAT SINK 3 2 V3216500 P C B ASS Y MAIN U 3 2 V3216600 P C B ASS Y MAIN C 3 2 V3216700 P C B ASS Y MAIN RT 3 2 V3216800...

Page 67: ... V0042500 LEG D60xH21 HTR 5140 T 121 V2774200 KNOB D40 GD 121 VV148800 KNOB D40 BL 121 VV148900 KNOB D40 TI 122 V2467600 KNOB ENC D30 BL 122 V2467700 KNOB ENC D30 TI 122 V2467800 KNOB ENC D30 GD 123 V0016700 KNOB D14 GD Ref No PART NO Description Remarks Markets New Parts Ref No PART NO Description Remarks Markets New Parts 80 81 123 VV311000 KNOB D14 BL 123 VV311400 KNOB D14 TI 124 V2467300 BUTTO...

Page 68: ...30 kΩ 390 kΩ 470 kΩ 560 kΩ 680 kΩ 820 kΩ 1 0 MΩ 1 2 MΩ 1 5 MΩ 1 8 MΩ 2 2 MΩ 3 3 MΩ 3 9 MΩ 4 7 MΩ 37 29 30 31 32 36 35 34 20 12 NC 25 P30 INTP0 P07 NC NC NC P06 P05 P04 P00 P01 P02 P52 11 3 2 1 44 43 42 41 40 NC 10 9 8 7 6 5 4 SCL SDA U2 R2 R1 6 5 VDD VDD VDD VDD J1 VDD WP 8 VSS 4 C3 C4 C8 7 A0 A1 A2 1 2 3 SCL SDA U3 6 5 VDD WP 8 VSS 4 7 A0 A1 A2 1 2 3 P40 KR0 P41 KR1 P42 KR2 P43 KR3 P44 KR4 P45 KR...

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