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Citizen JCTV3242, Service Manual

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Citizen JCTV3242 Service Manual Download Page 19

T

U

0

0

1

D405

L406

R422

CP401_1

R418

R407

R

4

4

6

C

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3

9

R421

R

4

4

5

VR502

Q507

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4

C

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2

1

D510

R410

SW105

SW103

IC401

C506

C

5

3

3

L501

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6

R411

R428

C

4

4

8

R424

C

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3

3

TP402

V

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S

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CP802A

W

0

0

8

W

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Q403

R001

Q404

R420

C

4

2

7

R436

HS501

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1

2

W

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1

4

C

5

1

1

C

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3

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D520

R554

D

5

1

2

D

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6

R

5

4

2

HS401

D

5

2

8

C

4

4

3

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W827

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1

7

R

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1

0

HS1001

C

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6

R

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Q1001

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8

2

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C1009

CP1001

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1

C1003

D404

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C912

C917

C914

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D515

D413

R417

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W036

W040

R626

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C118

R630

R631

R627

D613

D615

D616

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3

W043

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1

4

D611

D

6

1

0

C

6

1

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R139

Q609

R608

Q603

C625

W

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4

8

D601

C

6

2

4

Q605

Q604

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4

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6

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9

C

6

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5

C

6

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C

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1

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IC199

W049

R140

W055

W056

W057

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3

8

R

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4

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W066

C

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4

7

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7

2

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3

W074

W075

W080

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4

1

4

C

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1

8

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4

6

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IC1001

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9

W082

W083

R1001

W084

W085

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7

C

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2

9

W

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9

0

W

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9

1

W093

W094

W096

W844

D

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1

W857

CP802B

CP

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1

J702

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3

R

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5

R

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W001

W

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2

TP022

C809

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6

3

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C613

C

1

2

8

C635

C

6

1

9

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CF603

L

6

0

7

CP701A

W

1

0

3

W801

W

1

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9

W

1

1

0

Q402_1

T401_1

J8

01

TP024

TP023

C

4

3

5

W108

W

8

4

3

R

8

0

6

_

1

R

8

0

4

R

8

0

2

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1

2

4

R635

R

5

1

4

R

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9

W811

D507

W079

W037

T501

W814

W

1

0

6

C

5

0

4

D

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1

8

D514

D509

D505

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7

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2

7

C

6

2

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5

8

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1

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Q607

R613

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C921

C919

Q608

Q801

Q802

Q803

C

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2

C

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0

3

C

0

0

4

C416

C

4

1

7

C430

C

4

4

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C501_1

C

6

3

2

C

6

3

8

C

9

0

3

C

9

1

0

D

0

0

1

D407

D

6

0

5

IC501

Q401

R408

R

4

0

9

R429

R629

C437

D

4

0

3

W033

W065

D410

Q501

W858

W860

W

8

6

1

W

8

6

2

R

1

0

7

W

1

1

3

R640

W

0

7

8

CP601_1

W115

W060

R

5

0

3

Q502

C

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1

2

R507

C507_1

D521

C

5

1

4

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5

0

1

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9

C

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9

R502

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9

5

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W088

W120

W

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W121

W104

W031

W035

C611_1

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6

3

7

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W102

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1

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6

1

6

Q405

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4

0

4

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6

W046

W047

W119

R617

R504

C518_1

F501

C5

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FH502

S501B

S501A

FH501

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1

1

4

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2

6

R

5

4

3

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5

0

6

W

0

5

0

W

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4

2

W819

R553_1

C1002

B502

C

6

5

3

C

8

0

2

_

1

C

5

0

2

C503

D612

C639

C

6

0

7

R621

C412

C403

R405

Q606

W830

W

8

2

9

R632

W123

W

1

2

2

C627

D

6

0

2

CF604

C626

R623

W

1

1

6

R

6

0

6

B

5

0

3

W

8

6

3

C

4

3

4

CP503

W

0

8

1

R501

C

5

2

0

W

0

6

2

SW101

SW102

SW104

OS101

C

1

2

3

FB401

W

8

1

7

W

8

1

8

W816

W802

D408

W

8

4

0

R

6

2

4

W823

W807

W

8

4

2

C

D

5

0

1

C

7

0

2

C

7

0

1

R

4

4

8

_

1

C401_1

R450_2

R905

R909

R114

R

7

1

2

R430_1

R425

C

5

6

0

_

2

S801X

S

8

0

1

Y

CP806

D

6

0

6

R

6

5

1

C517_2

C

4

4

4

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2

R416

W

8

2

6

W

0

8

7

PRINTED CIRCUIT BOARDS

MAIN/CRT/AUDIO (INSERTED PARTS)

SOLDER SIDE

F-1

F-2

R

IS

K

O

F

F

IR

E

-

R

E

P

L

A

C

E

A

S

M

A

R

K

E

D

.

Summary of Contents for JCTV3242

Page 1: ...SERVICE MANUAL JCTV3242 Design and specifications are subject to change without notice COLOR TELEVISION RECEIVER ORIGINAL MFR S VERSION A...

Page 2: ...f the SERIAL NUMBER 2 PART NO and DESCRIPTION You can find it in your SERVICE MANUAL HOW TO ORDER PARTS PERFORM A SAFETY CHECK AFTER SERVICING 7 Confirm that the screws parts and wiring which were rem...

Page 3: ...EEPROM MEMORY IC ELECTRICAL ADJUSTMENTS BLOCK DIAGRAM PRINTED CIRCUIT BOARDS MAIN CRT AUDIO MAIN CRT SCHEMATIC DIAGRAMS MICON TUNER CHROMA DEFLECTION CRT POWER SOUND JACK SOUND WAVEFORMS MECHANICAL E...

Page 4: ...MHz Preset CH No Stereo Dual TV Sound Yes Tuner Sound Muting Yes G 3 Power Power Source AC 120V AC 60Hz DC Power Consumption at AC 90 W at AC 120 V 60 Hz Stand by at AC 5 W at AC 120 V 60 Hz Per Year...

Page 5: ...ff Tim No Wake Up Timer No Timer Back up at Power Off Mode more than Min Sec G 10 Remote Unit RC DW Control Glow in Dark Remocon No Format NEC Custom Code 86 05 h Power Source Voltage D C 3V UM size x...

Page 6: ...ll OSD No Premiere No Comb Filter No Lines Auto CH Memory Yes Hotel Lock No Closed Caption Yes Stable Sound No Energy Star No Favorite CH No G 12 Accessories Owner s Manual Language English French w G...

Page 7: ...put Rear1 No Audio Input Rear2 No Video Output No Audio Output No Euro Scart No Color Stream No Diversity No Ext Speaker No DC Jack 12V Center No VHF UHF Antenna Input F Type AC Outlet No G 14 Set Siz...

Page 8: ...p up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support Refer to Fig 1 2 2 GND on the CRT Screwdriver Alligator Clip Support CRT GND on the CRT Rubber Cap CRT...

Page 9: ...sing a blower type IC desoldering machine Refer to Fig 2 2 2 Fig 2 2 NOTE Do not add the rotating and the back and forth directions force on the IC until IC can move back and forth easily after desold...

Page 10: ...8 Thin tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So be al...

Page 11: ...be checked of the INITIAL DATA of MEMORY IC Refer to the WHEN REPLACING EEPROM MEMORY IC VOL MIN 8 Writing of EEPROM initial data NOTE Do not use this for the normal servicing VOL MIN Display of the A...

Page 12: ...nd should blink Using the SET or keys on the remote step through the ADDRESS until required ADDRESS to be changed is reached Press ENTER to select DATA When DATA is selected it will blink Again step t...

Page 13: ...P DOWN button or Channel button 0 9 on the remote control to select the options shown in Fig 1 2 Press the MENU button on the remote control to end the adjustments 2 3 Prepare the following measuremen...

Page 14: ...mote control until the SHIFT quantity of the OVER SCAN on right and left becomes minimum 2 9 VERTICAL SHIFT 1 2 3 Receive the monoscope pattern Using the remote control set the brightness and contrast...

Page 15: ...h 1KHz R ch Non input and receive the RF Connect the oscilloscope to the pin 6 and pin 7 of CP601 Press the AUDIO SELECT button on the remote control to set to the stereo mode Activate the adjustment...

Page 16: ...color bar generator from the green raster pattern to the crosshatch pattern Combine red and blue of the 3 color crosshatch pattern on the center of the screen by adjusting the pair of 4 pole magnets...

Page 17: ...N GUIDE WIRING CONNECTION ELECTRICAL ADJUSTMENTS IC901 TU001 CP401_1 TP402 CP802A CP701B T501 W027 CP601_1 FB401 S501B S501A CP701A TP022 TP024 CP806 J801 CP801 CD801 CRT R 8 0 5 J702 R 8 0 3 AV PCB C...

Page 18: ...OWER 29 8 2 EXT MUTE 51 AUDIO OUT VIF IN 1 G IN B IN R IN RF AGC OUT POWER ON CONT H OUT VIF Vcc VIF IN 2 20 SCL 26 SDA 27 INV FBP OUT 10 V PULSE OUT 5 V OUT 28 FPB IN 12 14 STEREO 5V REG Q605 REG Q60...

Page 19: ...08 W843 R806_1 R804 R802_1 C124 R635 R514 R419 W811 D507 W079 W037 T501 W814 W106 C504 D518 D514 D509 D505 R427 W027 C620 W058 W111 Q607 R613 W112 C921 C919 Q608 Q801 Q802 Q803 C002 C003 C004 C416 C41...

Page 20: ...609 C618_1 C606 R601 R134 C138 C121 R130 R106 R105 R120 R104 R103 R102 R124 R125 C114 C113 R112 IC 6 0 1 R115 R113 R602 IC101 R117 R116 R119 R131 C801 R814 R811 R816 R813 C810 R809 C811 R141 R142 R907...

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