JVC AV-28T5BK Service Manual Download Page 44

Page: 44 / 68

2-16(No.YA261)

(No.YA261)2-15

c10336001a001_0221_1/1_1.0

C964

C979

R910

R917

C411

K951

Q593

C953

R964

HS004

R404

C951

C955

IC965

C541

R403

CN003

HS961

HS003

HS962

R543

R907

C405

C463

R525

R402

C935

C531

R506

Q461

D904

K955

R462

Y955

C410

L954

C406

C561

PC901

D956

C960

Y953

T551

C958

D957

C408

C961

D553

K956

R952

CP955

CN009

C933

HS965

D966

L955

R932

Y523

R574

R597

R413

CN0HV

R494

D492

D493

D905

R492

R493

R541

CP951

K952

R933

D951

T561

D963

C522

C952

IC961

R467

R542

R526

R944

C919

R401

IC901

C529

R919

CN004

IC401

L521

C528

R943

D968

CN00X

R938

D965

R937

Q934

C523

C521

Q901

R911

C911

C522

Q902

D907

R915

R914

C914

HS001

Q931

D525

C920

D964

D592

R913

Q573

R934

C524

R931

C524

CP954

Q932

HS955

Y522

C571

C592

R576

R554

R461

HS956

R573

R935

C591

D959

HS002

Y905

C934

C974

C965

C968

C966

D594

C593

Q591

Y906

R504

R572

R505

R592

PC571

C572

Y524

L461

C913

C491

R577

CP954

R578

R579

Q572

C916

C409

R574

R571

R575

R495

C572

R496

Q571

Q574

Y401

Y950

Q541

K955

D956

R416

Q402

C594

R551

R552

R596

R554

D541

D593

HS956

L951

R595

C961

R497

R903

D491

Q521

R541

R546

R545

R522

R544

R521

R544

T521

C461

R523

C501

Q501

D591

CN0Z2

R594

Y521

R555

C431

R951

R908

C932

C905

C909

R905

D909

R909

C904

C992

D911

R912

C970

R918

C991

CN0Z1

IC951

K953

C910

R941

IC962

C959

D953

R524

R991

D524

C532

R979

R942

R553

D551

R591

C527

C553

D901

C503

R552

C530

C533

R551

R593

C551

C560

T501

C555

C552

D983

D955

R904

R504

R505

R503

C525

C432

R502

R501

D554

D523

C502

R967

C526

D954

CP952

C976

D981

C956

C901

C993

R902

L901

L902

CP953

C975

K901

L952

K954

TH901

R561

R562

L561

C562

R563

R417

C969

L522

C554

L903

T901

C402

C403

R916

R415

K902

C957

LF902

CNDEG

C407

C404

C918

C521

R939

D967

C903

C912

D910

D958

Q592

C967

K401

C401

Y954

D401

Y952

Y951

C907

D906

D902

C954

C906

K504

K503

R414

D521

D522

C908

C902

VA561

D402

1/2W

QQR0872-001Y

/500

1/2W

LC32986-001A

QCZ0122-561

/500

GND

IN OUT

BA033T

QGB1506M1-16

LC30416-002B

LC33021-001A

1/2W

QRL039J-823

RDN050N20

1SR35-400A-T2

SJW-2013A

QQL26AM-5R6Z

QCZ0337-180Z

PC123Y22FZ

SJW-2011A

EHT

FOCUS2

FOCUS1

SCREEN

QQH0183-001

QQR0621-002Z

ICP-N75-Y

QGA2501C5-06Z

SJW-2014A

/35

QETM1VM-338

LC42130-014A

QQL26AK-220Z

1/2W

QGZ8005C3-05

1SR35-400A-T2

ICP-N50-Y

QQR0621-002Z

RU4AM-F1

MTZJ3.9B-T2

1.5kV

MPP

QEZ0203-227

PQ120RDA1SZ

QRL039J-120

SJW-2012A

MPP

PCS

VCC

SRC

RZI

GND

OFC

OUT

ICE1QS01

QFM72DK-393

QGB1506M1-16

V.out

Vcc

-Vcc

PUMP
UP

THERMAL

PROTECTION

LA78041

SJW-2012A

QQR1422-003

QRL039J-102

GND

QGA2501C5-05Z

MTZJ4.7B-T2

400V

QFP32GJ-223

SJW-2011A

STP13NK60ZFP

1/2W

QFZ0196

-352

QFZ0196

-302

DISCHARGE

1SR35-400A-T2

QFZ0196

-103

QFZ0196

-113

/100

LC32673-001B

MTZJ5.1B-T2

MTZJ33B-T2

MTZJ7.5B-T2

1/2W

RDN050N20

D.M.SW

QFM72DK

-104

DTC124ESA-T

LC33021-001A

QFM72DK

-823

1/2W

LC42133-002A

/35

MTZJ7.5S-T2

2SA1208/ST/Z1-T

PROTECTER

PC123Y22FZ

200V

MPP

QQLZ036-821

SJW-2014A

SJW-2013A

QRL039J

-222

KTC3199/YG/-T

/25

QRL039J

-222

1/2W

DTC124ESA-T

D.M.SW

RDN050N20

QFZ0197

-154

QFZ0197

-124

ICP-N70-T

-002Z

QQR0621

1W_OMF

QRG01GJ-820

FMX-G12S

-001A

LC33021

/10

QQLZ026-460

QRT039J

-1R2

QRT039J

-1R2

QRZ9021

-1R2

QETM1VM

-228

QRF104K-3R9

H.OUT

2SC5902-RL

QRL039J

-332

QRL039J

-332

QRL039J-103

QRT039J

-1R5

QRT039J

-1R5

QRZ9021

-4R7

1/2W

QEZ0195-475Z

1/2W

BSN304-T

QRZ9011-4R7

QRL039J-823

AC400V

QCZ9054-472

QCZ0122-561

1/2W

AC400V

QCZ9054-472

AC400V

MTZJ18C-T2

QEHR1CM-107Z

AC400V

QCZ9079-332

SE140N

QQR0621-002Z

/2kV

QCZ0122-391

PQ050RDA1SZ

QETM1VM-338

QRZ9017-4R7

QRZ9046-825Z

QRL039J-102

10W

QRF104K-5R6

1/2W

QEHR2EM-475Z

QEHR1EM-108Z

D3SBA60

QEHR2CM-105Z

/500

QCB32HK-561Z

QETM2CM-227

QQR1414-001

QEHR1EM-108Z

FMX-G12S

FSF05A20

1/2W

QCB32HK-681Z

QRL039J-223

QFZ0197-254

ICP-N50-Y

/16

QTMM1CM-228

QFZ9075-473

1/2W

QQL402K-100

QMFZO49-4R0Z-E

QMFZ034-4R0Z-J1

QQR1113-001Z

QQL26AK-820Z

QQR0621-002Z

CEKP002-003

QAD0133-9R0

1/2W

QEHR1CM-477Z

QQR1106-002

QQR1200-001

QQS0262-001

QETM1VM-108

DEF_GND

S_COR

DEF_GND

VGVARD

VD-

VD+

HFB

ABL

QRX01GJ-1R8

QQR0621-002Z

QQR1095-001

QGA7901C1-02

QFZ9072-104

QFZ9073-104

1.5kV

AU_GND

GND

PROTECT

POW_ON/OFF

AUDIO27V

AUDIO24V

AUDIO27V

AUDIO24V

GND

32V

STB3.3V

12V

QRZ9017-4R7

MTZJ5.6B-T2

QFZ9072-104

QFZ9073-104

1SR35-400A-T2

DTC124ESA-T

PROTECTER

QQR0621-002Z

QEHR1VM-227Z

QEZ0649-227

1SR35-400A-T2

FR107GT-T3

QTMM1EM-228

AC400V

QCZ9054-472

QQR0582-001Z

1/2W

RH3G-F1

RU4AM-LFT2

QCB32HK-103

1SR35-400A-T2

QGA7901C1-02

0.68

OPEN

330k

22k

.1/100

390p

2.2k

560p/2kV

390p

2.2k

OPEN

2.7k

82k

.0047

OPEN

2.2k

100

OPEN

.022

2.2k

82k

OPEN

.33

5.6

OPEN

FR105

.33

FR105

2.2k

3300

OPEN

100k

27k

OPEN

120k

68k

220k

OPEN

220/160

33k

OPEN

.001

100

OPEN

330

5.6k

390k

100k

470k

.068

15p

10k

4.7k

OPEN

47/25

120k

330

18k

22k

100/10

OPEN

470

.01

10/100

OPEN

2.2k

1.2k

OPEN

82p

10/50

10k

OPEN

100

47p

10k

12k

10k

18k

BW10

OPEN

220

2.67k

FR105

OPEN

19.6k

OPEN

15k

3.3k

4.7k

22k

10k

3.9k

4.7k

OPEN

470

OPEN

2.2k

4.7

OPEN

82k

OPEN

.0047

560p

470k

OPEN

1.8M

.0047

OPEN

100/16

.0033

390p

3300/35

FR105

4.7

8.2M

OPEN

5.6

FR105

12k

4.7/250

1000/25

1/160

560p

56p/500

18k

10/250

220/160

1000/25

1500p/500

470k

1.5k

OPEN

10k

560

FR105

680p/500

22k

FR105

47/25

2200

OPEN

330

220/10

OPEN

470/16

1500p/500

1000/35

OPEN

82k

OPEN

4.7

680p

OPEN

220/10

220/35

OPEN

220/385

2200/25

.0047

5.6

.01/500V

OPEN

STB3.3V

H_DRIVE

VD-

VD+

POWER

AUDIO24V

STB3.3V

PROTECT

32V

AUDIO27V

12V

AUDIO27V

32V

STB3.3V

ABL

GND3

AU_GND

PROTECT

AU_GND

AUDIO24V

POWER

S_COR

12V

14V

ABL

NECK

VD+

VD-

PROTECT

S_COR

H_DRIVE

HFB

POWER & DEF PWB ASS'Y

SJW-2012A-U2

FRONT CONTROL

PWB

MAIN PWB (2/2)

CRT SOCKET
PWB

POWER & DEF PWB CIRCUIT DIAGRAM

Summary of Contents for AV-28T5BK

Page 1: ...y was changed based on AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR AV 28T5SP Therefore this service manual describes only the items which differ from those of the AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR and AV 28T5SP service manual For details other than those described in this manual please refer to the AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR and AV 28T5SP service manual No YA261 2005 3 PE is added t...

Page 2: ... SJW 3012A U2 LCA90245 05B CRT SOCKET PWB 41 SJW 8011A U2 LCA90300 02A FRONT CONTROL PWB 42 SJW 2012A S2 LCA10364 09C POWER DEF PWB 43 SJW0J011A U2 LCA90248 02C AV JACK PWB 45 SJW 8111A U2 LCA90301 02B SIDE CONTROL PWB Ref No Part No PART NAME DESCRIPTION AV 28T5BR AV 28T5BR P 26 LC11364 078A U LC11364 088A U RATING LABEL 40 SJW 3012A U2 LCA90245 05B CRT SOCKET PWB 41 SJW 8011A U2 LCA90300 02A FRO...

Page 3: ...TION AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR AV 28T5SP AV 28T5BK P AV 28T5BR P AV 28T5SK P AV 28T5SR P AV 28T5SP P SJW 2012A U2 LCA10364 09C Q571 DTC124ESA T DIGI TRANSISTOR Delete Q572 KTC3199 YG T TRANSISTOR Delete Q573 RDN050N20 POWER MOS FET Delete Q574 RDN050N20 POWER MOS FET Delete D909 AU01Z T2 FR DIODE Addition D910 AU01Z T2 FR DIODE Addition D955 FSF05A20 FMX G12S SI DIODE C524 QFM72DK 10...

Page 4: ...Ω 1 4W J CN0HV CHC802T 05N J CHC802T 05N T LV CONNECTOR K902 QQR0621 002Z FERRITE BEADS Delete PC571 PC123Y22FZ PHOTO COUPLER Delete TH901 CEKP002 003 QAD0121 9R0 P THERMISTOR 9Ω Ref No Part No PART NAME DESCRIPTION AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR AV 28T5SP AV 28T5BK P AV 28T5BR P AV 28T5SK P AV 28T5SR P AV 28T5SP P SJW 2012A U2 LCA10364 09C Ref No Part No PART NAME DESCRIPTION AV 28T5BK A...

Page 5: ...AV 28T5SK AV 28T5SR AV 28T5SP No YA261 about this section SECTION 3 DISASSEMBLY Please refer to AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR AV 28T5SP No YA261 about this section SECTION 4 ADJUSTMENT Please refer to AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR AV 28T5SP No YA261 about this section SECTION 5 TROUBLESHOOTING Please refer to AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR AV 28T5SP No YA261 about this...

Page 6: ... No YA261B AV MULTIMEDIA COMPANY DISPLAY CATEGORY 12 3 chome Moriya cho Kanagawa ku Yokohama city Kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan ...

Page 7: ...3 COLOUR TELEVISION YA261 2005 3 AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SP AV 28T5SR TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 5 3 DISASSEMBLY 1 7 4 ADJUSTMENT 1 13 5 TROUBLE SHOOTING 1 27 BASIC CHASSIS JW2 1 4 7 2 5 8 0 3 6 9 P AV TV OK MENU P TV F T L ...

Page 8: ...ency PAL 4 43MHz SECAM 4 40625MHz 4 25MHz NTSC 3 58MHz 4 43MHz Teletext System FLOF Fastext WST Standard system TOP German system FLOF Fastext WST Standard system Power Input AC220V AC240V 50Hz Power Consumption 110W Standby 2 7W Picture Tube Visible size 66cm measured diagonally H 58 3cm V 33 0cm High Voltage 31 0kV 1kV 1 5kV at zero beam current Speaker 13cm 6 5cm oval type 2 Audio Power Output ...

Page 9: ...replacements or alternatives approved by the manufacturer of the complete product 7 Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kΩ 2W resistor to the anode button 8 When service ...

Page 10: ...aracteristics are identified in the Parts List of Service Manual Electrical components having such features are identified by shading on the schematics and by on the Parts List in the Service Manual The use of a substitute replacement which does not have the same safety characteristics as the recommended replacement part shown in the Parts List of Service Manual may cause shock fire or other hazar...

Page 11: ...ut 500mV rms Nominal Low impedance Used TV OUT Used LINE OUT Not used 2 AUDIO R input 500mV rms Nominal High impedance Used R1 Used R2 Used R3 3 AUDIO L output 500mV rms Nominal Low impedance Used TV OUT Used LINE OUT Not used 4 AUDIO GND Used Used Used 5 GND B Used Used Used 6 AUDIO L input 500mV rms Nominal High impedance Used L1 Used L2 Used L3 7 B input 700mV B W 75Ω Used Used Not used 8 FUNCT...

Page 12: ...fIn Avl RefOut O L Other SW L H 97 REMOCON I Remote control 34 AudoIn5L I Not used 98 P10 Int1 I AV_LINK control 35 AudioIn5R I Not used 99 P11 TO O AV_LINK control 36 AudOutSL O Audio Left 100 V1 8C2 I 1 8V 37 AudOutSR O Audio Right 101 VssC2 GND 38 DecsDem Not used 102 P04 I2SWs Not used 39 QssO AmO AudeEm Not used 103 P03 I2SClk Not used 40 Gnd2 GND 104 P02 I2SDo2 Not used 41 PllIf Not used 105...

Page 13: ... TERMINAL BOARD Remove the REAR COVER 1 Remove the 2 screws D 2 Remove the 2 claws under the CHASSIS then remove the AV TERMINAL BOARD 3 1 6 REMOVING THE SPEAKER Remove the REAR COVER Remove the CHASSIS BASE 1 Remove the 4 screws E then remove the SPEAKER 2 Follow the same steps when removing the other hand MAIN SPEAKER 3 1 7 CHECKING THE PW BOARD To check the back side of the PW Board 1 Pull out ...

Page 14: ...ASE FRONT CONTROL PWB MAIN PWB CHASSIS BASE AV JACK PWB POWER CORD POWER DEF PWB AV TERMINAL BOARD Claw Claw Claw Claw REAR COVER SIDE CONTROL BASE SIDE CONTROL JACK ASSY SIDE CONTROL PWB CRT SOCKET PWB SPEAKER SPEAKER A B C E D E ...

Page 15: ...here these differ select the addres with the FUNCTION key and adjust it with the FUNCTION keys The letter of the selected item is displayed in yellow 5 Setup will become effective if the main power is shut off 5 Receiving channel setting Refer to the OPERATING INSTRUCTIONS and set the receive channels Channels Preset as described 6 User settings Check the user setting items according to the given ...

Page 16: ...et CH EXT AUTO 4 3 AUTO ASPECT PANORAMIC Setting item Setting position STEREO I II Stereo sound BASS 2 TREBLE 2 BALANCE Centre HYPER SOUND OFF Setting item Setting position SLEEP TIMER OFF BLUE BACK ON CHILD LOCK OFF Setting item Setting position AUTO PROGRAM TV channel automatically set EDIT MANUAL PRESET CH only The others BLANK LANGUAGE ENGLISH DECODER EXT 2 OFF EXT SETTING ID BLANK S IN BLANK ...

Page 17: ...1 BOW 12 V S CR 13 V LIN 2 V C 1 SCREEN 2 CUTOFF R G 3 WDR R G B 4 BRIGHT 5 CONT 6 COLOUR 7 HUE 8 BLACK OFFSET B Y 9 SHARP 10 Y DELAY 11 TINT DVD 12 RGB BLK 5 VSM PRESET BRIGHT SOFT STANDARD 1 BRIGHT 2 CONT 3 COLOUR 4 SHARP 5 HUE COOL WARM NORMAL 1 R DRIVE 2 G DRIVE 3 B DRIVE 3 AUDIO Do not adjust 1 DCX0 ADJ 2 NICAM LOWER ERRLIM 3 NICAM UPPER ERRLIM 4 A2 ID THR 6 VPS Do not adjust VPS PDC WSS SN 7...

Page 18: ...he tweezers and remove the chip part Transistors diodes variable resistors etc 1 Apply extra solder to each lead 2 As shown in the figure push the part with tweezers and alternately melt the solder at each lead Shift and remove the chip part NOTE After removing the part remove remaining solder from the pattern 2 How to install Chip parts Resistors capacitors etc 1 Apply solder to the pattern as in...

Page 19: ...wn in the adjustment items of this service adjustment 4 2 PRESET SETTING BEFORE ADJUSTMENT Unless otherwise specified in the adjustment items preset the following functions with the REMOTE CONTROL UNIT 4 3 MEASURING INSTRUMENT AND FIXTURES 1 DC voltmeter or digital voltmeter 2 Oscilloscope 3 Signal generator Pattern generator PAL SECAM NTSC 4 Remote control unit 4 4 ADJUSTMENT ITEMS CHECK ITEM B1 ...

Page 20: ...EN CN003 CN009 CN001 CN3008 CN3009 CN004 CN008 MAIN PWB AV JACK PWB POWER DEF PWB PW DEG TUNER FRONT FRONT FRONT TOP CRT SOCKET PWB SOLDER SIDE FRONT CONTROL PWB SIDE CONTROL PWB SPEAKER POWER CORD 1 TP 91 B1 2 TP E 3 X RAY1 4 X RAY2 5 TP E DEF YOKE DEG COIL TP 47R TP 47G TP E TP 47B 1 5 ...

Page 21: ...rize 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 INFORMATION key Return to the SERVICE MODE main manu screen 3 AUDIO 6 VPS and 7 SHIPPING OFF It is not requirement to adjustment 4 6 2 4 MEMORIZE THE ADJUSTMENT DATA When adjustment is completed press the MENU key to memorize the adjustment ...

Page 22: ...ID THR AUDIO 3 AUDIO 1 DCX0 ADJ NOT NICAM 1 VCO 1 IF 2 DELAY POINT BRIGHT STANDARD SOFT 5 VSM PRESET VSM PRESET BRIGHT 1 BRIGHT 1 BRIGHT 2 CONT 3 COLOUR 4 SHARP 5 HUE 1 R DRIVE 2 G DRIVE 3 B DRIVE Do not adjust Do not adjust PICTURE MODE COOL NORMAL WARM COLOUR TEMP 1 SCREEN 2 CUTOFF R G 3 WDR R G B 4 BRIGHT 5 CONT 6 COLOUR 7 HUE 12 RGB BLK 8 BLACK OFFSET B Y 9 SHARP 10 Y DELAY 11 TINT DVD VCO CW ...

Page 23: ...EN 63 63 0 0 0 0 0 3 WDR RED 63 63 0 0 0 0 5 GREEN 63 63 0 0 0 0 0 BLUE 63 63 0 0 0 0 5 4 BRIGHT 63 63 0 0 0 0 0 5 CONT 63 63 10 10 10 10 0 6 COLOUR 63 63 0 0 0 0 3 7 HUE 63 63 0 0 8 BLACK OFFSET B Y 0 3 3 Setting item Variable range Setting value PAL SECAM NTSC NTSC4 43 RGB RF VIDEO RF VIDEO RF VIDEO RF VIDEO 9 SHARP 63 63 5 5 5 5 5 5 5 5 5 Setting item Variable range Setting value PAL SECAM NTSC...

Page 24: ... 20 1 1 0 0 0 12 0 8 0 4 0 6 TRAPEZ 32 31 0 1 0 0 3 0 0 0 0 0 0 0 7 EW PIN 32 31 14 0 0 0 0 0 0 0 2 0 0 0 8 COR UP 32 31 0 0 0 0 0 0 0 0 0 0 0 0 9 COR LO 32 31 0 0 3 0 8 0 0 0 0 0 0 0 10 ANGLE 32 31 0 1 0 0 0 0 0 0 0 0 0 0 11 BOW 32 31 0 0 0 0 0 0 0 0 0 0 0 0 12 V S CR 32 31 14 3 10 0 8 0 0 0 0 0 0 0 13 V LIN 32 31 5 0 0 0 16 0 0 0 0 0 0 0 Item Variable range Setting value PICTURE MODE COLOUR TEMP...

Page 25: ...ect a HV voltmeter to CRT ANODE and chassis GND Ground side is connected previously 6 Make sure that the voltage is DC 31 0kV 1kV 1 5kV 7 Press the FUNCTION key to return to SERVICE MODE NOTE Remove the probe before removing the earth clip IF VCO Remote control unit 1 IF 1 VCO Under normal conditions no adjustment is required It must not adjust without broadcast signal 1 Receive the any broadcast ...

Page 26: ...ake A B 6 Check the adjustment value above in other zoom mode If it is a wrong adjustment readjust in FULL mode and adjust by 1 V SHIFT 7 Press the MENU key to memorize the set value V SIZE Signal generator Remote control unit 4 DEF 3 V SIZE 1 Receive the cross hatch signal 2 Set the ZOOM mode to FULL 3 Select 4 DEF from the SERVICE MODE 4 Set the initial setting value of 3 V SIZE 5 Adjust to make...

Page 27: ...lect 4 DEF from the SERVICE MODE 4 Set the initial setting value of 7 EW PIN 5 Adjust to make the vertical lines at the right and left edges of the screen straight Also make sure that the 3rd vertical lines are straight 6 Press the MENU key to memorize the set value TRAPEZIUM Signal generator Remote control unit 4 DEF 6 TRAPEZ 1 Receive the cross hatch signal 2 Set the ZOOM mode to FULL 3 Select 4...

Page 28: ...grammical distortion of images on the screen 1 Receive the cross hatch signal 2 Set the ZOOM mode to FULL 3 Select 4 DEF from the SERVICE MODE 4 Set the initial setting value of 10 ANGLE 5 Adjust to bring the vertical lines straight 6 Press the MENU key to memorize the set value BOW Signal generator Remote control unit 4 DEF 11 BOW In case where there is a bow shaped distortion of images on the sc...

Page 29: ...e black portion in the screen becomes black 8 Select 3 WDR 9 Each select R B and adjust the screen until the white portion in the screen becomes white NOTE Do not adjust 3 WDR G 10 Press the MENU key to memorize the set value 11 Change the contrast and brightness from low light to high light and check that the tracking of the white balance is good SUB BRIGHT Remote control unit 2 V C 4 BRIGHT 1 Re...

Page 30: ...ol unit TP 47B TP E CRT SOCKET PWB 2 V C 6 COLOUR Method of adjustment using measuring instrument PAL COLOUR 1 Receive the PAL full field colour bar signal 75 white 2 Set the ZOOM mode to FULL 3 Set the PICTURE mode to STANDARD 4 Select 2 V C from the SERVICE MODE 5 Set the initial setting value of 6 COLOUR 6 Connect the oscilloscope between TP 47B and TP E 7 Adjust 6 COLOUR and bring the value of...

Page 31: ... at the respective values Signal generator Oscilloscope Remote control unit TP 47B TP E CRT SOCKET PWB 2 V C 7 HUE Method of adjustment using measuring instrument NTSC 3 58 TINT 1 Input the NTSC 3 58MHz signal full field colour bar with 75 white from the EXT terminal 2 Set the ZOOM mode to FULL 3 Set the PICTURE mode to STANDARD 4 Select 2 V C from the SERVICE MODE 5 Set the initial setting value ...

Page 32: ... 9 REMOTE CONTROL UNIT KEY B Y B Y Colour mode B W mode R Y R Y Item Measuring instrument Test point Adjustment part Description VSM PRESET Remote control unit 5 VSM PRESET 1 BRIGHT 2 CONT 3 COLOUR 4 SHARP 5 HUE 1 R DRIVE 2 G DRIVE 3 B DRIVE 1 Select 5 VSM PRESET from the SERVICE MODE 2 Set the PICTURE MODE to BRIGHT 3 Select 1 BRIGHT 4 Set the initial setting value of PICTURE MODE as shown in the...

Page 33: ... No YA261 1 27 SECTION 5 TROUBLE SHOOTING This service manual does not describe TROUBLE SHOOTING ...

Page 34: ... No YA261 AV MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12 3 chome Moriya cho kanagawa ku Yokohama kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan ...

Page 35: ...ompany of Japan Limited No YA261 2005 3 COLOUR TELEVISION YA261 2005 3 AV 28T5SP AV 28T5SK AV 28T5SR AV 28T5BR AV 28T5BK BASIC CHASSIS JW2 1 4 7 2 5 8 0 3 6 9 P AV TV OK MENU P TV F T L SCHEMATIC DIAGRAMS CD ROM No SML200503 ...

Page 36: ...ype MM Metalized mylar capacitor PP Polypropylene capacitor MPP Metalized polypropylene capacitor MF Metalized film capacitor TF Thin film capacitor BP Bipolar electrolytic capacitor TAN Tantalum capacitor 3 Coils No unit Others µH As specified No indication Ceramic capacitor 2 Capacitors Capacitance value 1 or higher pF less than 1 µF Withstand voltage No indication DC50 V Others DC withstand vol...

Page 37: ... 2 25 FRONT BOARD PWB PATTERN 2 26 SIDE BOARD PWB PATTERN 2 26 VOLTAGE CHARTS 2 27 WAVE FORMS 2 28 USING P W BOARD IC BOTTOM VIEW FRONT VIEW TOP VIEW 1 N N 1 OUT E IN IN OUT E 1 N TOP VIEW 1 N 1 N CHIP IC TRANSISTOR BOTTOM VIEW FRONT VIEW TOP VIEW CHIP TR E C B E C B C B E B G E S C D E C B E C B P W B ASS Y name AV 28T5SP MAIN P W BOARD CRT SOCKET P W BOARD AV JACK P W BOARD POWER DEF P W BOARD F...

Page 38: ... OUT VM AMP R G B R G B TU101 TUNER V4 L4 L4 R4 L4 R4 R4 L3 R3 L3 R3 Y3 C3 Y3 C3 V3 V3 VM EW VM VD IC602 AUDIO OUT IC603 TONE VOLUME CONTROL IC702 MEMORY SPEAKER R SPEAKER L KEY REMOCON SF101 SAW FILTER SF102 SAW FILTER VIDEO IF AGC AFT VIDEO AMP QSS SOUND IF AGC AM DEMODULATOR H V SYNC SEP H OSC DRIVE V DRIVE VELOCITY SCAN MODULATION RGB CONTROL OSD TEXT INSERT RGB MATRIX VIDEO SW VIDEO FILTER RG...

Page 39: ... GndA V1 8ADC VssADC V3 3A2 V1 8A TDA12020H N1D01 A0 A1 A2 VSS VCC WP SCL SDA M24C16 WBN6 AT24C08A10PI2 7 6 3 50 16 16 16 50 QFVF1HJ 104Z SJW 1913A 50 50 16 16 2SA562TM Y T 1 2W 1 2W 16 SJW 1913A 16 RESET SJW 1912A RESET 16 RB161L 40 X SJW 1012A SJW 1914A SJW 1012A SJW 1911A SJW 1912A 50 CH D G S D G S AMP 2SC5397 CD T IF NC BT NC BP MB SDA SCL ADRS NC AGC TUNER QAX0531 001 QAU0373 001 002 QAU0344...

Page 40: ... BUFFER BUFFER F F F ROTATION QGB1506L1 16 F SJW 1011A QGA2501 C5 03Z SJW 1012A LA6515 MUTING MUTING UN2226 X MUTING UN2226 X SJW 1911A SJW 1912A SJW 1913A CH CH SJW 1914A SW QJK002 034423 E 16 NCB11EK 105X CXA2089Q X QQR0621 002Z QQR0621 002Z AN78L09 T 16 16 16 QGA2501C5 06Z 50 CH N 16 CH ZD12 100 01 01 100 01 150 OPEN 75 100 100 10 680 1k 68 100 180 100 100 100 ZD12 100 100 100 100 100 OPEN OPEN...

Page 41: ...2A AN7585 SJW 1012A LC32265 003A SJW 1012A CH QETM1VM 228 QGA2501C5 03Z SJW 1911A SJW 1912A QETM1EM 338 SJW 1914A AN5277 SJW 1914A SJW 1914A SJW 1914A UN2213 X SJW 1011A SJW 1913A SJW 1011A SJW 1011A SJW 1912A SJW 1911A SJW 1911A QGB1505 J1 35 SJW 1011A SJW 1011A SJW 1911A SJW 1912A SJW 1912A SJW 1012A BD3869 AF X 1 2W QRE121J 562Y LC32265 001A LC32265 002A AN7585 1 2W R1 2 CH SJW 1913A SJW 1913A ...

Page 42: ...A2501C1 03Z R1 2 500V R1 2 FR105GT T3 16 2SC4793 QCB32HK 472Z FR105GT T3 160 QQL244J 391Z QCB32HK 472Z R1 2 16 10 CH QRZ0107 152Z QETM2EM 106 QRZ0107 152Z TDA6107AJF N1 QRZ0107 152Z 250 QETM2EM 336 QRE121J 105Y CH QGZ8005C3 01 QQR0621 002Z QJK002 063231 E QJK002 062611 E R1 2 BK GK RK QNZ0536 001 W76QEN693X001 QGZ0017C1 01Z SJW 3012A QNZ0536 001 QRZ0107 474Z 50 3011A SJW 16 QCZ0131 222 VM1 QFK62EK...

Page 43: ...LC0122 R0101 R0103 C0101 C0104 R0123 R0122 J0001 C0106 R0106 C0105 C0107 C0108 R0108 C0109 C0110 2 2 QNZ0465 001 QGB1505K1 35 50 50 50 NQR0389 003X NQR0389 003X NQR0389 003X QNZ0463 001 1 2 QNZ0465 001 CH CH 10 10 ZD5 6 ZD5 6 10 OPEN ZD5 6 ZD5 6 ZD5 6 75 75 75 75 75 ZD5 6 ZD5 6 ZD5 6 0047 OPEN OPEN 0047 75 75 75 ZD5 6 OPEN OPEN 0 0 OPEN 75 75 0047 0047 0 0 220p 75 0047 0047 220p 75 0047 0047 GND A...

Page 44: ... PC123Y22FZ 200V MPP QQLZ036 821 SJW 2014A CH SJW 2013A QRL039J 222 KTC3199 YG T 25 QRL039J 222 CH 1 2W DTC124ESA T D M SW D G S RDN050N20 QFZ0197 154 QFZ0197 124 ICP N70 T 002Z QQR0621 1W_OMF QRG01GJ 820 FMX G12S 001A LC33021 SW 10 1 QQLZ026 460 QRT039J 1R2 1 QRT039J 1R2 QRZ9021 1R2 QETM1VM 228 QRF104K 3R9 H OUT 2SC5902 RL QRL039J 332 QRL039J 332 QRL039J 103 QRT039J 1R5 QRT039J 1R5 QRZ9021 4R7 1 ...

Page 45: ...002 001Z QMF51D2 3R15 J1 STD BY BRIGHT LH22440 T16 WJK0200 008A E SW UN2212 X RPM7238 H5 16 QSW0824 001 CEMG002 001Z 16 QGAB801F1 02 SW UN2212 X 1 2W QRE121J 470Y or AC275V QFZ9072 474 QFZ9075 474 QQR1095 001 QGA2501C5 04Z POW_LED REMOCON GND STB_VCC T3 15AH 560 1 OPEN OPEN OPEN OPEN 100 1k 33k 3 3k OPEN 47 OPEN OPEN 47 3 3V GND POW_LED FRONT BOARD PWB ASS Y SJW 8011A U2 POWER DEF PWB MAIN PWB 2 3...

Page 46: ...132 K8131 C8103 QGA2501F1 05 QGA2501F1 06 QGA2501F1 03 QNN0591 001 R4IN 16 V4 QMS3001 C01 QSW0619 003Z QSW0619 003Z QSW0619 003Z QQL244K 5R6Z QQL244K 5R6Z 1 2W 1 2W NQR0389 003X QQL244K 270Z QQL244K 270Z NQR0389 003X 820 01 01 OPEN OPEN 1 5k V_GND 0047 0047 OPEN OPEN OPEN OPEN V_GND 001 75 1 A_GND V_GND 1k 1k GND 5 6 5 6 270 270 27 27 001 HP_DET KEY A_GND SIDE BOARD PWB ASS Y SJW 8111A U2 MAIN PWB...

Page 47: ...635 R636 R637 R638 R639 R640 R641 R642 R643 W816 W630 R646 R647 R648 49 R6 R650 R652 R653 R654 R655 R656 W817 W631 W360 R660 R661 R662 R663 R664 R701 R704 R705 R789 R707 R709 R710 R711 R712 R713 R714 R715 R717 R719 R720 R721 R722 R723 R724 R725 R726 R727 R728 R729 R730 R733 R734 R735 R736 R737 R738 R739 R740 R741 R742 R743 R744 R745 R746 R747 R749 R750 R751 R752 R753 R754 R755 R756 R757 D619 D620 ...

Page 48: ...402 Q461 R545 R546 Q501 Q521 Q591 Q592 Q593 Q931 Q932 Q934 R401 R402 R403 R404 R413 R414 R415 R416 R417 R461 R462 W624 W625 Y401 C913 R467 R492 R493 R494 R495 R496 R497 R501 R502 R503 R504 R505 R521 R522 R523 R524 R525 R526 R541 R542 R543 R551 R552 R553 R554 R555 R561 R562 R563 R591 R592 R593 R594 R595 R596 R597 R902 R903 R904 R905 R907 R908 R909 R911 R912 R913 R914 R915 R916 R917 R918 R932 R933 R...

Page 49: ...W3207 W3409 W3609 W3208 W3209 W3410 K3305 E2 HS3309 HS3310 HS3101 C8851 C8852 C8901 PW B W D8801 D8851 F8901 LF8901 Q8801 Q8802 R8801 R8802 R8803 R8804 R8851 S8901 VA8901 Y8905 Y8906 Y8907 Y8908 W8201 W8202 W8203 W8204 FC8901 FC8902 R8852 IC8851 C8101 C8102 C8103 C8104 C8105 C8106 C8131 C8132 C8133 F K S J8111 J8131 J8132 K8111 K8131 L8111 L8112 L8131 L8132 R8111 R8112 R8113 R8114 R8131 R8132 R813...

Page 50: ...22 4 5 23 4 8 24 4 5 25 0 26 2 8 27 2 7 28 0 5 29 4 4 30 4 5 31 3 6 32 4 5 33 3 6 34 9 35 0 36 4 9 37 4 5 38 4 5 39 4 5 40 4 4 41 4 5 42 3 7 43 4 1 44 0 45 4 3 46 4 5 47 3 9 48 4 5 IC 902 1 11 8 2 0 3 9 1 Q 201 E 2 8 C 4 B 0 Q 202 E 1 2 C 2 B 0 Q 207 E 0 C 0 B 1 7 Q 210 E 0 C 1 6 B 0 Q 211 E 0 C 0 B 1 6 Q 212 E 0 C 1 7 B 0 Q 213 E 0 C 0 B 1 7 Q 214 E 0 C 0 B 1 6 Q 215 E 3 5 C 0 B 2 8 Q 217 E 2 9 C...

Page 51: ...IC201 23 1 5 Vp p H IC201 33 3 Vp p H IC201 40 2 2 Vp p H IC201 43 2 2 Vp p H IC3101 1 1 4Vp p H IC3101 2 1 2 Vp p H IC3101 3 1 5 Vp p H IC401 1 1 2 Vp p V IC401 7 1 5 Vp p V IC401 5 45 Vp p V Q501 D 150 Vp p H Q521 B 2 2 Vp p H Q521 C 1300 Vp p H T551 2 90 Vp p H T551 4 30 Vp p H T551 6 140 Vp p H T551 7 140 Vp p H T551 8 65 Vp p H MAIN PWB 1 3 MAIN PWB 2 3 CRT SOCKET PWB POWER DEF PWB IC401 6 30...

Page 52: ......

Page 53: ... No YA261 AV MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12 3 chome Moriya cho kanagawa ku Yokohama kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan ...

Page 54: ...pacitor MF R Metal Film Resistor MF CAP Metalized Film Capacitor MG R Metal Glazed Resistor MM CAP Metalized Mylar Capacitor MP R Metal Plate Resistor MP CAP Metalized Polystyrol Capacitor OM R Metal Oxide Film Resistor PP CAP Polypropylene Capacitor CMF R Coating Metal Film Resistor PS CAP Polystyrol Capacitor UNF R Non Flammable Resistor TF CAP Thin Film Capacitor CH V R Chip Variable Resistor M...

Page 55: ... 3 11 POWER DEF P W BOARD ASS Y SJW 2012A S2 3 14 CRT SOCKET P W BOARD ASS Y SJW 3012A U2 3 14 FRONT CONTROL P W BOARD ASS Y SJW 8011A U2 3 14 SIDE CONTROL P W BOARD ASS Y SJW 8111A U2 3 14 AV JACK P W BOARD ASS Y SJW0J011A U2 3 14 REMOTE CONTROL UNIT PARTS LIST RM C1502 3 14 REMOTE CONTROL UNIT PARTS LIST RM C1502B 3 14 PACKING 3 15 PACKING PARTS LIST 3 15 USING P W BOARD REMOTE CONTROL UNIT P W ...

Page 56: ...R0491 001 FERRITE CORE 16 QQR0491 001 FERRITE CORE 17 QYSBSAG4016NA TAP SCREW M4 x 16mm 18 QYSBSFG3010ZA TAP SCREW M3 x 10mm x2 19 LC11825 002B U SIDE CONTROL BASE 20 LC32584 002A C CONTROL SHEET 21 LC11707 003C U REAR COVER AV 28T5BK AV 28T5BR 21 LC11707 001C U REAR COVER AV 28T5SK AV 28T5SP AV 28T5SR 22 QYSBSAG4016NA TAP SCREW M4 x 16mm x9 23 LC33060 001C C WINDOW 24 LC41852 001A JVC MARK ASSY 2...

Page 57: ...3 4 No YA261 EXPLODED VIEW 1 1 3 2 4 40 5 6 13 10 22 21 11 9 8 12 14 43 44 14 16 15 18 45 19 20 17 6 24 7 42 41 23 5 L01 T551 V01 25 26 30 FRONT SIDE VIEW ...

Page 58: ... CAPACITOR 1uF 10V Z C205 NCF31AZ 105X C CAPACITOR 1uF 10V Z C207 NCF31AZ 105X C CAPACITOR 1uF 10V Z C208 NDC31HJ 390X C CAPACITOR 39pF 50V J C209 NCF31AZ 105X C CAPACITOR 1uF 10V Z C210 NCB31CK 103X C CAPACITOR 0 01uF 16V K C213 NCF31AZ 105X C CAPACITOR 1uF 10V Z C214 NDC31HJ 390X C CAPACITOR 39pF 50V J C216 NCF31AZ 105X C CAPACITOR 1uF 10V Z C217 NDC31HJ 390X C CAPACITOR 39pF 50V J C218 NDC31HJ ...

Page 59: ...J Ref No Part No Part Name Description Local R106 NRSA63J 150X MG RESISTOR 15Ω 1 16W J R107 NRSA63J 750X MG RESISTOR 75Ω 1 16W J R108 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R110 NRSA63J 680X MG RESISTOR 68Ω 1 16W J R111 NRSA63J 330X MG RESISTOR 33Ω 1 16W J R112 NRSA63J 331X MG RESISTOR 330Ω 1 16W J R113 NRSA63J 222X MG RESISTOR 2 2kΩ 1 16W J R114 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R115 NRSA63J...

Page 60: ...J R740 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R741 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R742 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R743 NRSA63J 332X MG RESISTOR 3 3kΩ 1 16W J R744 NRSA63J 332X MG RESISTOR 3 3kΩ 1 16W J R745 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R746 NRSA63J 123X MG RESISTOR 12kΩ 1 16W J R747 NRSA63J 393X MG RESISTOR 39kΩ 1 16W J R749 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R750 NRS...

Page 61: ...ITOR 15pF 50V J C933 QETM1VM 338 E CAPACITOR 3300uF 35V M C951 QCZ0122 561 C CAPACITOR 560pF 2kV K C952 QEZ0203 227 E CAPACITOR 220uF 160V M C953 QCB32HK 391Z C CAPACITOR 390pF 500V K C954 QTMM1EM 228 E CAPACITOR 2200uF 25V M C955 QCB32HK 391Z C CAPACITOR 390pF 500V K C956 QTMM1CM 228 E CAPACITOR 2200uF 16V M C959 QETM1VM 338 E CAPACITOR 3300uF 35V M C964 QFVF1HJ 684Z MF CAPACITOR 0 68uF 50V J C96...

Page 62: ...tion Local C3304 NCB31HK 103X C CAPACITOR 0 01uF 50V K C3306 QETN1CM 107Z E CAPACITOR 100uF 16V M C3307 NDC31HJ 150X C CAPACITOR 15pF 50V J C3308 QETN2CM 106Z E CAPACITOR 10uF 160V M C3309 QCB32HK 472Z C CAPACITOR 4700pF 500V K C3310 QETN2CM 106Z E CAPACITOR 10uF 160V M C3312 QCB32HK 472Z C CAPACITOR 4700pF 500V K C3314 QETN1CM 107Z E CAPACITOR 100uF 16V M C3315 QCS32HJ 680Z C CAPACITOR 68pF 500V ...

Page 63: ...0104 MA8056 M X Z DIODE D0115 MA8056 M X Z DIODE D0116 MA8056 M X Z DIODE D0117 MA8056 M X Z DIODE D0118 MA8056 M X Z DIODE D0119 MA8056 M X Z DIODE C0101 NCB31HK 472X C CAPACITOR 4700pF 50V K C0102 NCB31HK 472X C CAPACITOR 4700pF 50V K C0103 NCB31HK 472X C CAPACITOR 4700pF 50V K C0104 NCB31HK 472X C CAPACITOR 4700pF 50V K C0105 NCB31HK 472X C CAPACITOR 4700pF 50V K C0106 NDC31HJ 221X C CAPACITOR ...

Page 64: ...5X C CAPACITOR 1uF 10V Z C210 NCB31CK 103X C CAPACITOR 0 01uF 16V K C213 NCF31AZ 105X C CAPACITOR 1uF 10V Z C214 NDC31HJ 390X C CAPACITOR 39pF 50V J C216 NCF31AZ 105X C CAPACITOR 1uF 10V Z C217 NDC31HJ 390X C CAPACITOR 39pF 50V J C218 NDC31HJ 390X C CAPACITOR 39pF 50V J C220 QETN1HM 106Z E CAPACITOR 10uF 50V M C221 QETN1HM 106Z E CAPACITOR 10uF 50V M C222 QETN1HM 106Z E CAPACITOR 10uF 50V M C223 N...

Page 65: ...2kΩ 1 16W J Ref No Part No Part Name Description Local R116 NRSA63J 681X MG RESISTOR 680Ω 1 16W J R119 NRSA63J 222X MG RESISTOR 2 2kΩ 1 16W J R201 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J R202 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J R208 NRSA63J 222X MG RESISTOR 2 2kΩ 1 16W J R209 NRSA63J 222X MG RESISTOR 2 2kΩ 1 16W J R210 NRSA63J 333X MG RESISTOR 33kΩ 1 16W J R211 NRSA63J 333X MG RESISTOR 33kΩ 1 16W ...

Page 66: ...2X MG RESISTOR 1 2kΩ 1 16W J R738 NRSA63J 102X MG RESISTOR 1kΩ 1 16W J R739 NRSA63J 393X MG RESISTOR 39kΩ 1 16W J R741 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R742 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R743 NRSA63J 332X MG RESISTOR 3 3kΩ 1 16W J R744 NRSA63J 332X MG RESISTOR 3 3kΩ 1 16W J R745 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R746 NRSA63J 123X MG RESISTOR 12kΩ 1 16W J R747 NRSA63J 393X MG RESI...

Page 67: ... 9 FOR THIS P W BOARD SIDE CONTROL P W BOARD ASS Y SJW 8111A U2 REFER TO PARTS LIST IN PAGE 3 10 FOR THIS P W BOARD AV JACK P W BOARD ASS Y SJW0J011A U2 REFER TO PARTS LIST IN PAGE 3 10 FOR THIS P W BOARD REMOTE CONTROL UNIT PARTS LIST RM C1502 REMOTE CONTROL UNIT PARTS LIST RM C1502B Ref No Part No Part Name Description Local 2AK061080 BATTERY COVER AV 28T5SK AV 28T5SP AV 28T5SR Ref No Part No Pa...

Page 68: ...V 28T5SK AV 28T5SR 9 AEM3021 003B E DOCUMENT BAGS AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR 10 LCT1795 001A U INST BOOK English French German Italian Dutch Portuguese Spanish AV 28T5SP 10 LCT1794 001A U INST BOOK English AV 28T5BK AV 28T5BR AV 28T5SK AV 28T5SR 11 LCT1796 001A U INST BOOK Danish Finn Norwegian Swedish AV 28T5SP 12 WARRANTY CARD BT 54026 1E AV 28T5BK 12 WARRANTY CARD BT 54023 1E AV 28...

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