JVC HV-34LH21 Service Manual Download

Page: 15 / 21

No.52200

2-8

2-7

VOLTAGE(V)

PIN NO.

VOLTAGE(V)

PIN NO.

VOLTAGE(V)

PIN NO.

IC201

3.9

4.4

3.9

4.4

3.9

4.4

3.9

4.4

7.9

3.9

4.4

3.9

4.4

3.6

8.9

4.4

4.6

4.4

4.3

4.2

3.9

4.4

IC501

5.7

5.6

11.9

3.3

3.2

2.8

2.2

2.3

2.8

5.5

IC551

6.5

6.4

6.5

6.3

11.9

IC701

3.2

IC901

11.9

IC902

4.9

3.4

6.5

Q210

6.1

-0.7

0.2

Q211

-0.7

Q214

-0.7

Q216

3.9

8.9

4.6

Q217

8.9

3.9

4.6

Q305

1.1

4.9

1.8

Q501

11.5

-1.4

Q502

2.2

3.8

2.8

Q701

6.3

0.6

6.5

Q702

3.2

0.6

CN1002

2.3

2.2

1.3

1.6

1.9

0.3

6.5

11.9

4.7

2.6

2.7

2.8

1.5

3.2

3.7

4.3

3.2

2.4

4.8

5.4

2.2

3.2

4.4

3.2

0.1

1.5

3.2

3.9

11.9

6.5

3.6

4.3

4.2

2.3

2.9

3.4

2.9

POWER & DEF PWB

MICOM/100Hz PWB

MAIN PWB (1/2)

NOT USE

MICOM/100Hz PWB

CRT SOCKET PWB

AV JACK PWB

FRONT CONTROL

PWB

FRONT CONTROL
PWB

D208

C235

IC702

C234

Q217

R286

C210

R287

C225

R288

C237

R289

R290

C231

R281

R282

R296

C246

D217

C247

D218

D219

D220

R270

R269

R267

R265

D215

R295

D216

C562

C240

CN00F

R711

C705

R712

D530

C530

R540

Q505

R541

LC003

Y016

Y018

R713

Y015

Y008

C238

Y006 Y007

Y017

C213

LC002

LC001

R240

Y009

R213

Y010

LC004

Y011

Y005

R243

R245

C206

R247

C245

Y012

R212

C229

C230

C215

R279

R280

C228

R235

C216

C214

R237

C711

R234

R236

R244

C207

R215

R216

CN00B

CN001

R246

C209

R217

R218

R266

C223

R273

R271

R268

C224

R274

R272

R709

R207

R206

R205

Q702

R710

C202

C204

C205

R211

R210

R208

R209

D202

D203

D201

C208

IC902

C902

C236

C903

R275

R276

R258

R259

D207

D206

C226

C227

R260

PROTECT

STB_5V

C908

Y019

CN0C1

R701

R705

D704

D703

D702

D701

CN0RT

C514

R311

C310

C503

R539

32V

R312

D503

A_VCC

A2_GND

C551

C703

CN00R

C552

C554

IC551

R552

CN003

CN004

CN005

Q305

R551

R556 R557

R553

R559

R560

R555

R554

R538

R535

C555

GND

C553

R558

Q504

C513

C505

Q210

Q214

Q211

D982

C217

C901

IC901

D981

C218

C906

R505

IC501

C907

C904

C905

R502

R503

D502

R506

R517

R501

R504

IC701

C502

R514

C501

D504

C509

R536

Q501

R524

R523

R526

R527

R525

R507

R511

R513

C515

D501

R512

R510

R509

C504

R537

R529

R532

C510

R530

Q502

R533

R528

CN002

R531

R521

R519

R515

R516

R520

R277

R278

Q216

D705

R534

Q701

C702

R706

C701

R707

R708

C512

R522

Q503

W_ON/OFF

C303

C302

C304

C301

R315

R314

R313

C308

C309

C511

CN002

IC201

R518

K552

K551

L_OUT

A_GND

R_OUT

C561

C222

R264

R239

R238

C201

R702

R703

R704

H/P_R

H/P_L

AGC

SDA1

LTV

RTV

AFC

A_MUTE

MSP_RST

P_ON/OFF

SCL1_2

AMP_MUTE

SDA2

V_TV

C507

C508

C506

A.MUTE

A_PROT

EEPROM

KTC3199/YG/-T

R1/2

NCF31AZ-105X

QGA2501C1-12

QQR1199-001

QRT039J-3R3

NCF31AZ-105X

TIMER_ON/OFF

QGF1220C2-19

STBY_5V

GND

A_GND

R_OUT

L_OUT

P.ON/OFF

ECO_ON/OFF

3D_ON/OFF

ECO

REMOCON

KEY3

KEY2

KEY1

S_4

12V

QGB1505J1-35

NCF31AZ-105X

RESET

NCF31AZ-105X

MM1565AF-X

QGA2501F1-06

MA3056/M/-X

QGA2501C5-03Z

R1/2

80%

QGA2501C1-10

80%

LA6515

ROTATION

QGB1506L1-16

KTC3199/YG/-T

80%

INV

MUTING

DTC323TK-X

MUTING

DTC323TK-X

AN78L08-T

/6.3

NCB20JK-225X

VCC

GND

BA10324AF-XE

/10

NCF31AZ-105X

AT24C32A-29WH21
EEPROM

EHT

CORRECT

EHT

QGC2507C1-96

BUFFER

RESET

INV

R1/2

CXA2089Q-X

QQR0621-002Z

Vcc

TEST

SCL0

SDA0

Vss

NDC31HJ-390X

GND

Cont

Sub

Vin

Vcc

TEST

SCL0

SDA0

Vss

SDA1

GND

H/P_DET

PROTECT

REMOCON

KEY3

PW_LED

KEY2

PW_ON/OFF

KEY1

GND

STB_5V

STB3.3V

GND

SCL0

SDA0

SCL1_2

ECO

ROTATION

GND

SC_YS1

HFLB

SC_R1

SC_G1

ABL

SC_B1

VD+

VD-

V3/Y

VPROT

HPROT

M_C

M_CV/Y

Rout

Gout

Bout

NC( PWMV)

GND

AV_LINK

YS2

C.V

S_CV

12V

SDA2

AUDIO_MUTE

AMP_MUTE

GND

V_PULSE

H_PULSE

GND

A_PROT

AFC

AGC

GND

MSP_RESET

RESET

IIC_FREE

W_ON/OFF

ZD12

100/16

OPEN

.01

100

.01

150

.01

100

10/25

100

0.01

ZD12

0.01

ZD12

100

ZD12

33K

ZD12

OPEN

3.3

OPEN

OPEN *

OPEN

100

OPEN

100

10/50

100

10/50

OPEN

100

10/50

10/25

10/50

5.6k

.01

33k

OPEN

33k

.1/16

2.2k

100

2.2k

33k

100

2.2k

33k

100

2.2k

33k

100

2.2k

33k

2.2k

NPN

100k

10/50

33k

2.2k

ZD12

OPEN

.1/16

470/16

100/16

390

82k

ZD12

10/50

100k

220/16

OPEN

220

OPEN

390

.22/16

1000p

OPEN

.22/16

OPEN

.22/16

120K

100K 10

68K

33K

4.7K

150K

5.6K

OPEN

.22/16

47/25

5.6K

OPEN

.1/16

PNP

OPEN

100/16

OPEN

2.2

120k

470p

10/50

12k

12K

4.7k

12k

12K

OPEN

3.9k

OPEN

.1/16

150K

NPN

220k

68k

56k

22k

27k

6.8k

3.3k

.01

15k

56k

12k

.1/16

12k

47K

12k

.033/25

150k

NPN

2.7k

4.7k

47k

4.7k

33k

12k

33k

100

2.2K

NPN

OPEN

PNP

.1/16

100

OPEN

220/16

OPEN

.01

OPEN

22k

390

.22/16

.001

OPEN

12k

10/50

100

10/50

220

.1/16

100/16

.1/16

S_4

GOUT

ROUT

BOUT

SVM

12V

A.MUTE

RT_GND

LED

RT_12V

HP_DET

REMOCON

KEY3

KEY2

KEY1
L_OUT

S_1

A_GND

R_OUT

S_4

H/P_L

H/P_R

SDA0

SCL0

W_ON/OFF

V3/Y_OUT

LINEOUT

V3/Y_IN

V3/Y_OUT

LTV

W_ON/OFF

RTV

HFLB

HPROT

PROTECT

S_1

PROTECT

AV_LINK

VD+

P_ON/OFF

VPROT

VD_

RESET

ABL

RGB_5V

LINEOUT

IIC_FREE

SDA0

SCL0

R_OUT

V_TV

SDA1

A_GND

SCL1_2

L_OUT

PROTECT

A_PROT

ROTATE

SDA2

SCL1_2

SDA2

SDA1

AFC

AGC

MSP_RST

A.MUTE

P_ON/OFF

A_MUTE

AMP_MUTE

V_TV

H/P_L

H/P_R

V3/Y_OUT

HFLB

ABL

LTV

RTV

VD+

VPROT

HPROT

ROUT

GOUT

AV_LINK

SVM

BOUT

MSP_RST

AGC

AFC

AMP_MUTE

A_MUTE

IIC_FREE

SDA2

SDA1

SDA0

SCL0

HP_DET

KEY1

KEY2

KEY3

P_ON/OFF

LED

REMOCON

SCL0

SDA0

VD_

RESET

ROTATE

W_ON/OFF

CN002-10

1.5

IC201-23

IC201-36,40,43

CN002-5

1.7

CN002-25

1.7

CN002-24

CN002-26

1.8

CN002-72,84

MAIN PWB CIRCUIT DIAGRAM (2/2)

MAIN PWB ASS'Y (2/2)

SML-1502A-H2 (HV-34LH21)
SML-1507A-H2 (HV-34LH21/E)
SML-1505A-H2 (HV-34LH51/S)
SML-1504A-H2 (HV-34LH71/G)

Y019

LC001

LC002

LC004

Y009

Y010

Y007

Y008

SML-

QQR1199

-001

SML-

1505A

SML-

1507A

QQR1199

-001

QQR1199

-001

1502A

1504A

QQR1199

-001

QQR1199

-001

QQR1199

-001

OPEN

VIDEO/AUDIO

SELECT

Summary of Contents for HV-34LH21

Page 1: ...COLOUR TELEVISION 52200 2003 11 HV 34LH21 HV 34LH21 E HV 34LH51 S HV 34LH71 G TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 4 3 DISASSEMBLY 1 7 4 ADJUSTMENT 1 14 5 TROUBLESHOOTING 1 33 BASIC CHASSIS ML RM C1350 HV 34LH71 RM C1351 HV 34LH21 RM C1353 HV 34LH51 ...

Page 2: ... and the SYSTEM CONSTANT SET screen of Fig 2 will be displayed d Check the setting values of the SYSTEM CONSTANT SETTING If the value is different select the setting item with the MENU key and set the correct value with the MENU key e Press the OK key to memorize the setting value f Press the DISPLAY key and return to the normal screen 5 Receive channels setting Refer to the OPERATING INSTRUCTIONS...

Page 3: ...ANNEL ONLY DIGITAL VNR AUTO OTHER NON SPACE Digi Pure AUTO AUTO PROGRAM GROUP 1 HV 34LH21 PULL DOWN AUTO TELETEXT LANGUAGE GROUP 2 Unused COLOUR SYSTEM TV Depends on PR CH EXT AUTO GROUP 3 HV 34LH21 E GROUP 4 HV 34LH51 S ZOOM REGULAR HV 34LH71 G PICTURE TILT Center GROUP 5 Unused FAVORITE CH SETTING PRO1 RED PRO2 GREEN PRO3 YELLOW PRO4 BLUE PICTIRE MODE BRIGHT DIGITAL VNR AUTO WHITE BALANCE MID Di...

Page 4: ...4 TOP BLK 15 BTM BLK 16 YUV BRIGHT 17 YUV CONT 18 YUV COLU 19 YUV COLV 20 YUV YDEL 21 YUV UVDEL 22 YCDELM COOL WARM NORMAL 6 WDR R 7 WDR G 8 WDR B Do not adjust 6 STATUS Do not adjust 1 SOFT 7 PIP HV 34LH51 S HV34LH71 G only 1 HUE 2 SC ADJ 3 PIP HOR POS 4 PIP VER POS 5 YCDELS 8 SURROUND 1 CH CONFIG 2 MATRIX 3 REPRODUCT 4 CENTER MODE 5 SPATIAL EFF 6 VIRTUAL EFF 7 BASS EFFECT 8 HARM 9 HPF 10 LPF 11 ...

Page 5: ...Unless otherwise specified in the adjustment items preset the following functions with the REMOTE CONTROL UNIT 4 2 MEASURING INSTRUMENT AND FIXTURES 1 DC voltmeter or digital voltmeter 2 HV voltmeter 3 Oscilloscope 4 Signal generator Pattern generator PAL SECAM NTSC 5 Remote control unit 4 3 ADJUSTMENT ITEMS CHECK ITEMS B1 POWER SUPPLY check HIGH VOLTAGE check TUNER IF CURCUIT IF VCO check FOCUS F...

Page 6: ...PWB FRONT CONTROL PWB 1 2 FRONT CONTROL PWB 2 2 POWER DEF PWB CRT SOCKET PWB AV SW PWB MEMORY IC IC701 LF901 F901 C901 POWER IC101 TV VIDEO EXIT VOL UP VOL DOWN HEAD POHONE FRONT MENU OK CH DOWN CH UP CRT BRAIDED WIRE TUNER ANT IN IC001 MICON IC301 1pin B1 TP 91 2pin NC 3pin X RAY 4pin X RAY 5pin GND IN VIDEO 4 R L MONO VIDEO S VIDEO AUDIO R4 L4 V4 S IN SP R SP L DEG COIL DY FRONT TOP FRONT CRT PC...

Page 7: ...sts the setting values of the VIDEO circuit 3 AUDIO This mode adjusts the setting values of the multiplicity AUDIO circuit 4 DEF This mode adjusts the setting values of the DEFLECTION circuit for each aspect mode given below 5 VSM PRESET This mode adjusts the initial setting values of BRIGHT STANDARD and SOFT VSM Video Status Memory 6 STATUS It is no requirement to adjustment Do not adjust 7 PIP T...

Page 8: ...F 5 VSM PRESET 7 PIP 8 SURROUND 2 MENU key Select setting items 3 MENU key Set adjust the setting values of the setting items 4 MENU OK key Memorize the setting value Before storing the setting values in memory do not press the CH TV POWER ON OFF key if you do the values will not be stored in memory 5 DISPLAY key Return to the SERVICE MENU screen 6 STATUS 9 SHIPPING OFF AND 0 BUS FREE It is not re...

Page 9: ...7 WDR B 8 BRIGHT 9 CONTRAST 10 COLOUR 11 HUE BRIGHT STANDARD SOFT 12 SHARP 13 SC ADJ 14 TOP BLK 15 BTM BLK 16 YUV BRIGHT 17 YUV CONT 18 YUV COLU 19 YUV COLV 20 YUV YDEL 21 YUV UVDEL 22 YCDELM 5 VSM PRESET 6 STATUS Do not adjust 7 PIP HV 34LH51 S HV 34LH71 G only 8 SURROUND 2 V C 3 AUDIO Do not adjust 4 DEF 1 ERR LIMIT 2 A2 ID THR 3 SYSTEM 4 SUB BASS 5 SUB TREBLE 1 V SHIFT 2 V SIZE 3 H CENT 4 H SIZ...

Page 10: ...0 0 0 0 7 WDR B 0000 0255 150 150 150 150 0 0 0 8 BRIGHT RF 128 0127 50 50 50 50 VIDEO 2 2 2 2 3 3 7 9 CONTRAST RF 0000 0063 42 42 42 42 VIDEO 7 7 7 7 10 COLOUR RF 0000 0063 48 55 30 6 VIDEO 3 0 0 0 8 4 10 11 HUE RF 064 0063 2 1 VIDEO 0 0 12 SHARP RF 015 0015 5 5 5 5 0 0 0 VIDEO 0 0 0 0 0 0 0 13 SC ADJ 0000 0063 18 18 18 18 14 TOP BLK 0000 0255 35 35 46 46 35 46 46 15 BTM BLK 127 0511 15 15 37 37 ...

Page 11: ... H CENT 128 0127 15 1 2 0 0 0 4 H SIZE 128 0127 14 1 0 0 0 0 5 TRAPEZ 063 0064 3 0 0 0 3 0 6 EW PIN 128 0127 17 0 0 0 1 0 7 COR UP 064 0064 0 1 0 0 1 6 8 COR LO 064 0064 1 0 0 0 0 0 9 COR UP S 064 0064 2 2 0 0 2 5 10 COR LO S 064 0064 4 0 0 0 0 0 11 HUE 128 0127 5 0 0 0 0 0 12 BOW 128 0127 0 0 0 0 0 0 13 V S CR 064 0063 17 0 0 0 0 0 14 V LIN 064 0063 2 0 0 0 0 0 Setting item Variable range Initial...

Page 12: ...98 32 159 Setting item Variable range Initial setting value Regular RF Composite Video S Video Component video PAL SECAM NTSC 3 58 NTSC 4 43 50Hz i 60Hz i 60Hz p 5 YCDELS RF 016 0015 1 1 1 1 VIDEO 1 1 1 1 Setting item Variable range Initial setting value LOW HIGH 1 CH CONFIG 0000 0001 1 1 2 MATRIX 0000 0127 16 16 3 REPRODUCT 0000 0015 6 6 4 CENTER MODE 0000 0015 3 3 5 SPATIAL EFF 0000 0127 40 50 6...

Page 13: ...PWB CRT VM COIL CRT SOCKET PWB SP R IC203 B OUT IC202 R OUT IC201 G OUT ROTATION COIL SP L HEAD PHONE T551 HVT TU001 TUNER IC701 MEMORY IC601 FRONT CONTROL PWB 2 2 VIDEO 4 Y C 4 V 4 L R 4 VIDEO 1 VIDEO 2 VIDEO 3 LINE OUT V 1 L R 1 V 2 L R 2 CB CR L R 3 L R2 OUT Q501 H DRIVE TV L R VTV Y C 4 V 4 L R 4 V3 Y Y C 1 V 1 L R 1 V 2 L R 2 L R 3 L R L R L R Y Cb Cr L R L R HD VD R G B VM R G B VM REMO KEY ...

Page 14: ...001 Q002 Y001 C663 C010 C003 L001 C662 HS651 C119 K101 C664 C120 C660 C131 C130 C123 C122 K102 X101 C118 C117 C101 C102 C127 C125 C128 C126 C124 C105 C106 C121 C103 LC101 L102 C104 R102 R101 L101 IC101 Q631 C667 R644 R643 R642 C661 C658 C659 C655 C656 CN00A CN0SP R624 R625 R660 R623 R659 D652 R636 R629 R632 C666 R633 K642 K641 C642 C641 C129 H P_R H P_L RTV LTV D632 R L 8V 9V Y013 Y014 D205 K002 C...

Page 15: ... R_OUT L_OUT P ON OFF ECO_ON OFF 3D_ON OFF ECO REMOCON KEY3 KEY2 KEY1 S_4 12V QGB1505J1 35 NCF31AZ 105X NCF31AZ 105X NCF31AZ 105X RESET NCF31AZ 105X NCF31AZ 105X CH MM1565AF X QGA2501F1 06 MA3056 M X MA3056 M X MA3056 M X MA3056 M X QGA2501C5 03Z R1 2 80 QGA2501C1 10 80 80 LA6515 ROTATION QGB1506L1 16 QGB1506L1 16 QGB1506L1 16 KTC3199 YG T 80 INV MUTING MUTING DTC323TK X MUTING DTC323TK X CH AN78L...

Page 16: ...HT11B 002Q 1 SC 200V MY QFM72DJ 393 CH DAF 1 2W 1 2W QETN1CM 107Z TF MY 1 2W 2SA1208 ST Z1 T MTZJ27B T2 CH BA10393 CE41832 001 H DRIVE D G S BSN304 T AU01Z T2 MTZJ7 5B T2 1 2W LA7876NZ QRZ9017 470 QETM2CM 227 H OUT 2SC5857 LB T QETN1VM 107Z DTC144ESA T OMF3W MY QFLC2AJ 104Z TF SC TF QETM1VM 108 TF OMF2W 1 2W OMF1W QQR0621 002Z QRT01EJ 1R0X QQR0621 002Z 1SR35 400A T2 FB OLP VIN OCP INH S GND D STR ...

Page 17: ...4 D213 C124 L204 QQL26AK 820Z TDA6111Q R OUT 1 2S QRC121K 152Z H 2SA1530A QR X LC31150 002A 1 2W QETN1CM 107Z LC31150 002A LC31150 002A TDA6111Q B OUT H 2SA1837 CHGY0146 0A G NCF31CZ 104X QJK002 063631 1 2W KTC3199 YG T CE41492 001Z FR QRZ9021 561 1 2W 2SC4793 CEHP00N 001Q 1 2W 1 2W RH1S T3 CE41832 001 CHHB003 100R G WJM0048 002A RH1S T3 1 2W CE41492 001Z MA3062 M X 1 2W CEHP00N 001Q TDA6111Q G OU...

Page 18: ...6 3 B2 SML 0Z502A SML 0Z501A VSP9407B VSP9405B 6 3 1 2W 1 2W 6 3 B1 656o4 656o3 Vout RESET VDDP3 VSSP3 CLKout VDDD3 VSSD3 656o2 656o1 656o0 VSSD4 VDDD4 VSSAfbl FBL1 FBL2 VDDAfbl Rin1 Gin1 CVBso3 CVBso2 CVBso1 VSSAc2 VDDAc2 VDDD1 VSSD1 VDDAppl Xout Xin TCLK VDDP1 VSSP1 656Hin CLKF20 I656iclk I656i0 I656i1 I656i2 I656i3 I656i4 DFVBL H2SYNC V2SYNC NC ASG1 HFLB SAFETY VPROT RSW2 RSW1 SENSE GNDM VERT V...

Page 19: ...X NQL034K 4R7X D G S D G S OPEN 1 1 1 150p 47k DI 0 OPEN 1 4 7k 4 7k 0 OPEN OPEN OPEN OPEN OPEN 0 10k 10k 10k OPEN OPEN OPEN OPEN NRZ NRZ OPEN OPEN OPEN OPEN OPEN OPEN 100k 1 82k 033 OPEN OPEN 1k 033 33p OPEN 33p OPEN 0 OPEN 1 1 1 1 16 100 6 3 OPEN 47 16 1 OPEN 47 16 1 OPEN 0 NRZ NRZ OPEN OPEN OPEN 10 16 10 16 10 16 OPEN OPEN OPEN 4 7k OPEN 4 7 1k 1k 1k 47k 1k 1k 1k 1k 100k 47k 1k 1 NRZ 1 1 1 1k 1...

Page 20: ...5 R117 R122 Q102 C116 R123 R124 R125 Q103 C117 R132 R133 R134 Q106 C113 J105 C157 QGB1505K1 35 AV_COMPULINK QNZ0454 001 QNN0348 001 QNN0349 002 QNN0349 001 QNN0349 001 QNN0349 001 0015 0015 X X 0 0 0 X 0 0 0 0 X 33k 0015 0015 0015 0015 0047 0047 75 75 75 75 75 75 75 4 4 4 10 50 22k 22k 470 1 10 50 22k 15k 2 2k 1 10 50 22k 15k 2 2k 1 BW 10 50 V2 V_OUT L_OUT R_OUT S_1 V1 AV_LINK Y1 Cr_GND C1 V3 Y_GN...

Page 21: ...CN0PW LF901 VA901 C901 LC002 QGA2501C5 04Z QGF1220C2 19 QJB003 035433 1 2W 1 2W 3D PHONIC YLW L4IN CEMN011 002 ECO GRN R4IN CEMN011 003 V4IN CEMN011 001 GP1UM281QK QSW0619 003Z NCB31CK 104X QSW0619 003Z QSW0619 003Z MA3068 M X POWER SPR 39MVWF QSW0750 001 LED SW QNS0155 001 HEADPHONE CHRC12 24 TF LED SW QMCC004 C01 QGA2501C1 12 QSW0619 003Z QSW0619 003Z QSW0619 003Z QMFZ027 5R0 J1 CHGH0001 0H N AC...

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JVC HV-34LH21, Service Manual

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