background image

J1001

CP1001

IC1002

IC1001

J703

J702

J701

R1009

R1008

R500

F501

S501B

W018

W016

C1007

W010

C1005

R1002

W011

W017

W012

C1003

W006

W015

W803

C505

R503

FH501

FH502

CP502

CP501

D503

C503

D501

D504

C502

C526_1

HS501

Q501

R542

C506

R510

Q502

D509

B501

B502

R506

R520

D508

R509

C511

IC501

D512

R528

D506

C437

CP401

IC401

HS401

W074

R403

C406

C443

R421

D404

CP803A

D410

D408

C448

D405

C403

D411

C434

R410

R415

R416

C422

C418

C414

D403

W002

R424

R418

C417

C427

R422

W069

W070

W071

W079

R427

C446

R446

Q402

R449

R448

C519

R001

R445_1

R002

D605

D505

C518

B504

R517_1

C521

D510

W073

R526

D515

R502

C515

D516

R511

C516

R505

D406

Q507

D522

D514

R512

D511

R518

R513

R519

D528

R507

D517

W045

R408

D412

R409

R401

C501

T401

C514_1

C509

FB401

C517_1

C510

W808

W078

W810

W044

W080

R516

TU001

J704

C003

TP001

C002

D001

W077

C612

C635

R608

D601

R620

R623

R632

C619_1

R616

CF604

L607

R629

Q605

C628

C630

Q604

R606

CF601

X602

C625

D602

C605

C634

CF603

C604

C632

W065

C613

C603

R635

R648

W048

C645

W059

L601

R613

C624

Q603

C601_1

CP802A

W037

W034

W033

W036

Q606

W051

R145

R144

W049

IC101

W022

W061

Q610

W042

W038

W041

R604

W021

Q601

W003

CP101

W007

W008

W009

W005

W039

W029

W031

W025

W026

W027

W028

W019

R108

R107

W032

R447

W035

L101

C118

W030

C115

R111

C122

W014

W043

X101

L701

L702

C710

W020

W023

C647

W040

R626

W058

W024

R110

W062

W046

C627

R1003

CC001

L001

W055

W063

R641

W050

J1150

S1150

S1151

S1152

S1153

J1151

SW2001

OS2001

SW2005

SW2002

SW2003

SW2004

SW2006

SW2007

CD2001

C2001

R2009

R2008

J801

CP803B

CP806

CP802B

R807_1

R803_1

R811

R806

R802

R804

CP801_1

TP023

TP022

TP024

R814

C819

D104

D103

W908

W054

C1013

C1014

C440

C629_1

C638

D513

R429_1

W081

W082

CP601

C435

CF602

Q803_1

Q802_1

Q801_1

R805_1

R809

W013

S501A

C637

W047

W001

HS402

W052

D409

W072

W068

R423

W066

W075

Q401

C716_1

C715_1

C714

TH501

R501

R514

W083

T502_2

D502

W057

R508

W060

W084

W064

W053

W814

W898

W817

W820

R624

W811

W816

W815

W818

W821

W809

W843

W909

CD501

L501_1

R450_1

CD802A

CD802B

CD803A

CD803B

C527

D507

TEDB73A

TEDB74A

TEDB72A

TCD468A

TMD615A

PRINTED CIRCUIT BOARDS

MAIN/CRT/OPERATION/FRONT JACK (INSERTED PARTS)

SOLDER SIDE

F-1

F-2

RISK

OF FIRE

- REPLACE

AS MARKED.

Содержание DT1900-C

Страница 1: ...SERVICE MANUAL DT1900 C Design and specifications are subject to change without notice COLOR TELEVISION RECEIVER ORIGINAL MFR S VERSION A...

Страница 2: ...is replaced should be used the part which has the same character Especially as to the important parts for safety which is indicated in the circuit diagram or the table of parts as a mark the designate...

Страница 3: ...FICATIONS DISASSEMBLY INSTRUCTIONS 1 REMOVAL OF ANODE CAP 2 REMOVAL AND INSTALLATION OF FLAT PACKAGE IC SERVICE MODE LIST CONFIRMATION OF HOURS USED WHEN REPLACING EEPROM MEMORY IC ELECTRICAL ADJUSTME...

Страница 4: ...e AC 120V AC 60Hz DC Power Consumption at AC 73 W at AC 120 V 60 Hz Stand by at AC 5 W at AC 120 V 60 Hz Per Year kWh Year Protector Power Fuse Yes Safety Circuit Yes IC Protector Micro Fuse No G 4 Re...

Страница 5: ...e x pcs UM 4 x 2 pcs Total Keys 23 Keys Keys Power Yes 1 Yes 2 Yes 3 Yes 4 Yes 5 Yes 6 Yes 7 Yes 8 Yes 9 Yes 0 Yes 100 No CH Up Yes CH Down Yes Volume Up Yes Volume Down Yes TV Caption Text Yes CH1 CH...

Страница 6: ...t No Important Safeguard No Dew AHC Caution Sheet No AC Plug Adapter No Quick Set up Sheet No Battery No UM size x pcs OEM Brand No AC Cord No AV Cord 2Pin 1Pin No Registration Card No PTB Sheet No 30...

Страница 7: ...Carton No Content Sets Material Dimensions W x D x H mm x x Description of Origin No Gift Box Yes Material Double Full Color Dimensions W x D x H mm 596 x 575 x 580 Design As per Buyer s Description o...

Страница 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...

Страница 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...

Страница 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...

Страница 11: ...al hours 16 x 16 x 16 x thousands digit value 16 x 16 x hundreds digit value 16 x tens digit value ones digit value ADDRESS DATA INIT 00 00 CRT ON 0010 WHEN REPLACING EEPROM MEMORY IC If a service rep...

Страница 12: ...DRIVE 10 B DRIVE 10 R BIAS 64 G BIAS 64 B BIAS 64 BRI CENT 115 CONT MAX 65 Place the set with Aging Test for more than 15 minutes Activate the adjustment mode display of Fig 1 1 and press the channel...

Страница 13: ...uantity of the OVER SCAN on right and left becomes minimum 2 8 VERTICAL SHIFT 1 2 3 Receive the monoscope pattern Activate the adjustment mode display of Fig 1 1 and press the channel button 07 on the...

Страница 14: ...the picture is normal Press the TV VIDEO button on the remote control to set to the AV mode Activate the adjustment mode display of Fig 1 1 and press the channel button 17 on the remote control to se...

Страница 15: ...the 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 magn...

Страница 16: ...CP802B FB401 TU001 CP601 J704 CP803A TP001 CP802A J701 J702 J703 J1001 S501B S501A AC IN CRT DY CP401 MAIN PCB CP502 L503 DEGAUSS COIL CRT PCB CD803 CD802 CD2001 CP101 OPERATION PCB J1151 S1152 S1153...

Страница 17: ...MP FEEDBACK MCU RESET 30 RESET 30 Y SW OUT 22 CVIN 31 REMOCON 15 OS2001 1 POWER LINE KEY1 8 CH UP VOL DOWN CH DOWN MENU VOL UP KEY2 9 X602 3 579545MHz 34 X TAL AC IN F501 9 6 T501 L503 DEGAUSS COIL TH...

Страница 18: ...W048 C645 W059 L601 R613 C624 Q603 C601_1 CP802A W037 W034 W033 W036 Q606 W051 R145 R144 W049 IC101 W022 W061 Q610 W042 W038 W041 R604 W021 Q601 W003 CP101 W007 W008 W009 W005 W039 W029 W031 W025 W026...

Страница 19: ...21 R120 R153 R151 R118 R152 R102 R103 R104 R124 R150 R116 R132 R105 R106 R149 C136 C139 C141 C101 R127 C119 C114 C113 R125 C138 R134 R129 C124 C102 C103 R138 C121 R130 R135 R136 R148 R147 R140 C140 R1...

Страница 20: ...3uH L001 47uH 0305 SW2001 EVQ21505R POWER SW2007 EVQ21505R LINE SW2006 EVQ21505R CH UP SW2003 EVQ21505R MENU SW2002 EVQ21505R VOL DOWN SW2005 EVQ21505R VOL UP SW2004 EVQ21505R CH DOWN TU001 TECC1040P...

Страница 21: ...OTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE LES PIECES REPAREES PAR UN ETANT ATTENTION SINCE...

Страница 22: ...PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED C510 0 0039 B C514_1 0 001 2KV R C518 470P 500V B C503 0 001 500V B C506 0 0047 250V KX...

Страница 23: ...W R446 470 1 2W R423 100 1 4W R804 2 7K 1 2W R422 1 8 1 2W R427 100 1 4W R403 22K 1 4W R448 680 1 2W R449 680 1 2W R816 330 R419 560 R806 2 7K 1 4W R813 330 R815 330 R811 4 7K 1 4W R809 4 7K 1 4W R814...

Страница 24: ...0 R711 75 R1003 68K 1 4W R1001 47K R701 75 R704 47K R706 47K R705 820 R1010 220K R1006 47K R1005 270K R1004 47K R1011 220K R708 820 R1008 47 1 2W R714 100 R716 100 R717 100 OF PRINTING AND SUBJECT TO...

Страница 25: ...d at the point of the corresponding balloon number in the schematic diagram CHROMA 1 1V 0 1 s div 200mV 20 s div 7 9 200mV 20 s div 0 5V 5ms div 10 8 20V 20 s div 11 1V 20 s div 12 1V 20 s div 1V 20 s...

Страница 26: ...number in the schematic diagram 0 5V 1ms div 24 23 200mV 1ms div 10V 5ms div 19 200V 20 s div 17 50V 20 s div 20 22 50V 20 s div 21 50V 20 s div 25 200mV 1ms div 0 5V 1ms div 26 200mV 500 s div 27 200...

Страница 27: ...1G 202 202 113 101 101A 202 202 101K 202 101J 120A 120B 120 SP1001 120D 202 202 120C 202 120E 205 120F 120F 205 109 106 119B 119A SP1002 119C 202 119 118 202 119D 119E 205 202 119F 119F 205 110 102D 2...

Страница 28: ...CRT T 0 5 116 800WR0A011 SHEET CRT SUPPORT D 117 899HV3T000 HOLDER ANODE WIRE 118 A3R703QX30 SPEAKER CABI ASSY 119 7A701A274A SPEAKER CABI L ASS Y 119A 701WPAA632 CABINET FRONT SP L 119B 701WPAA633 RI...

Страница 29: ...77 J801 066F120018 SOCKET CATHODE RAY TUBE ISMS01S D103 D97U05R61B DIODE ZENER MTZJ5 6B T 77 J1001 060J131016 HEADPHONE JACK MSJ 2000_AG D104 D97U05R61B DIODE ZENER MTZJ5 6B T 77 J1150 060J421037 RCA...

Страница 30: ...REMOTE RECEIVER PIC 37143TH5 SP1001 070W132024 SPEAKER NP 300W L RCA 115 SP1002 070W132024 SPEAKER NP 300W L RCA 115 TH501 D8EE0B1400 DEGAUSS ELEMENT B59203 S1060 B14 TM101 076N0JK010 TRANSMITTER RC J...

Страница 31: ...M3R7 03Q O R NO SPEC NO K483071...

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