Daewoo DTL-29U8ZLP Service Manual
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Daewoo DTL-29U8ZLP Service Manual

Daewoo DTL-29U8ZLP Service Manual

Colour television 68 cm / 66 cm wide stereo; chassis : cp-810f / wp-811f
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Service Manual

Colour Television 68 Cm / 66 Cm WIDE STEREO
CHASSIS : CP-810F / WP-811F
MODEL :
DTL-29U8ZLP / DTL-29U8ZLS
DTL-29U8ZZP / DTL-29U8ZZS
DWL-28W8ZLP / DWL-28W8ZLS
DWL-28W8ZZP / DWL-28W8ZZS
Specifications
THOMSON
28" FLAT : W66EJY011X121
CRT
SAMSUNG
28" FLAT : W66QDE993X ...
SYSTEM
PAL/SECAM-B/G,D/K,PAL-I/I',SECAM-L/L'
230V AC, 50Hz
Main Voltage
Stand-by mode : 2.0Watts
Power Consumption
Normal operating mode : 120 Watts
Sound Output
10 + 10 Watts, 10% THD at RF 60% mod. (1kHz)
12W 8ohm x 2 EA
Speaker
Antenna Impdeance
75 ohm unbalanced input (Din Standard)
Tuning System
Frequency Synthesize(FS) Tuning System
UV1316/A(Philips), DT5-BF18D(Partsnics), EL2782-105-B(Siel)
Tuner
Number of Program
100 programs
21 pin EURO-SCART jack (AV input, TV output, RGB input)
21 pin EURO-SCART jack (AV input, S-VHS input)
RCA type AV input jack
Aux. Terminal
S-VHS jack
Headphone jack
R-22D06 with 2 "AAA" type batteries
Remote Controller
TOP(5 Page memory) & FLOF(7 Page memory)
- West option : English, German/Dutch/Flemish, French, Italian, Spanish/Portuguese,
Teletext
- West : English, German, French, Italian, Spanish, Nethelands, Swedish
OSD Language
 Caution
: In this Manual, some parts can be changed for improving, their
performance without notice in the parts list. So, if you need the
latest parts information,please refer to PPL(Parts Price List) in
Service Information Center (http://svc.dwe.co.kr).
DAEWOO ELECTRONICS CO., LTD
http://svc.dwe.co.kr
S/M No: CP810WP811
WP-811F
NTSC-3.58/4.43 (Play back)
Swedish/Finnish/Danish, Hungarian, Rumanian, Turkish
CP-810F
29" FLAT : A68EJZ011X121
29" FLAT : A68QCP893X ...
Apr. 2002

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Summary of Contents for Daewoo DTL-29U8ZLP

  • Page 1: Service Manual

    S/M No: CP810WP811 Service Manual Colour Television 68 Cm / 66 Cm WIDE STEREO CHASSIS : CP-810F / WP-811F MODEL : DTL-29U8ZLP / DTL-29U8ZLS DTL-29U8ZZP / DTL-29U8ZZS DWL-28W8ZLP / DWL-28W8ZLS DWL-28W8ZZP / DWL-28W8ZZS Specifications WP-811F CP-810F THOMSON 28" FLAT : W66EJY011X121 29"...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS SAFETY INSTRUCTION ........................2 SPECIFICATIONS ..........................3 CIRCUIT BLOCK DIAGRAM ......................4 ALIGNMENT INSTRUCTION ......................5 SCHEMATIC DIAGRAM ........................12 EXPLODED VIEW ..........................14 PRINTED CIRCUIT BOARD ......................16 SERVICE PARTS LIST ........................19 APPENDIX (" Appendix is provided only by internet [http://svc.dwe.co.kr] ") IC DESCRIPTION ..........................

  • Page 3: Safety Instruction

    SAFETY INSTRUCTION WARNING : Only competent service personnel may carry out work involving the testing or repair of this equipment X-RAY RADIATION PRECAUTION 1. Excessive high voltage can prodece potentially haz- 2. The only source of X-RAY Radiation in this TV receiver ardous X-RAY RADIATION.

  • Page 4: Specifications

    SPECIFICATIONS Signal Designation Matching Value Audio Out (linked with 3) 0.5Vrms, Imp < 1 k (RF 60% MOD) Audio In (linked with 6) 0.5Vrms, Imp < 10 k Audio Out (linked with 1) 0.5Vrms, Imp < 1 k (RF 60% MOD) Audio Earth Blue Earth Audio in (linked with 2)

  • Page 5: Circuit Block Diagram

    CIRCUIT BLOCK DIAGRAM...

  • Page 6: Alignment Instruction

    ALIGNMENT INSTRUCTIONS User Remocon 1. R-22D06 TV........TXT TV........TXT PR UP......PAGE UP VOLUME....VOLUME (CURSOR UP) DOWN ....DOWN (CURSOR LEFT) VOLUME UP...VOLUME UP (CURSOR RIGHT) MENU.......MENU PR DOWN....PAGE DOWN (CURSOR DOWN) POWER....POWER NORMAL ....Not used PR ......PAGE A V ......Not used NUMBER NUMBER TXT ......
  • Page 7 ALIGNMENT INSTRUCTIONS * How to Enter the “ Service Mode ” with user remocon. 1) Set the TV Pr 91 2) Sharpness “ MIN “ control. 3) Push the Red, Green, Menu buttons in regular sequency within 5 seconds after setting TV power off. 4) You can see the Menu of “...
  • Page 8 ALIGNMENT INSTRUCTIONS Alignment Instructions for WP-811F/CP-810F Chassis 1PAGE DWL-28W8ZLP DWL-28W8ZLS DTL-29U8ZLP DTL-29U8ZLS V. Slope V. Center V.Size S.Curve H.Center -145 -143 -157 -151 H.Width EW.Para EW.Cor Top EW.Cor Low EW. Sym R Bias G Bias B Bias R Drive G Drive...
  • Page 9 ALIGNMENT INSTRUCTIONS Standard B/G, D/K, I and L 1) Set a Signal Generator with - RF FREQUENCY = 38.9 MHz, - RF OUTPUT LEVEL = 80 5dBuV - Pattern = Color Bar - System = PAL-B/G 2) Connect the Signal Generator RF Output to TP2 (Tuner IF Output). There must be no signal input to the tuner.
  • Page 10 ALIGNMENT INSTRUCTIONS 3. VERTICAL SIZE * The VERTICAL CENTER adjustment has to be done in advance. 1) Apply a RETMA PATTERN Signal. 2) Set the TV to Normal I mode. 3) Adjust the VERTICAL SIZE of the picture with the select V.size by volume UP/DOWN keys.
  • Page 11 ALIGNMENT INSTRUCTIONS WHITE BALANCE 1. RGB Reference R 2. Beam Reference LOW ( 288, 301 : 10Cd/ ) HIGH ( 288, 301 : 100Cd/ 3. Adjust G, B Gain with select Menu G,B of BIAS, DRIVE of select Menu so that R, G, B Bars are on the center position of the analog meter.
  • Page 12 ALIGNMENT INSTRUCTIONS SVM (Scan Velocity Modulation) 1. SVM SVG : SVM Gain 2. SVM SVD : SVM Differentiator delay (0 = filter off) 3. SVM SVDEL : Delay of SVMOUT in steps of 12.5nS 2. SVM SVCOR : SVM coring value BCL (Beam Current Limit) 1.

  • Page 13: Schematic Diagram

    SCHEMATIC DIAGRAM...

  • Page 15: Exploded View

    EXPLODED VIEW DTL-29U8ZLS / DTL-29U8ZZS...
  • Page 16 EXPLODED VIEW DWL-28W8ZLS /DWL-28W8ZZS...

  • Page 17: Printed Circuit Board

    PRINTED CIRCUIT BOARD...
  • Page 18 PRINTED CIRCUIT BOARD...
  • Page 19 PRINTED CIRCUIT BOARD...

  • Page 20: Service Parts List

    SECC T1.0 (VCR-63DB) ZZ132 48519A4210 CRT GROUND NET 2901H-1015-2P P107 4853946000 BRKT JUMPER A SECC T1.0 (VCR-63DB) ZZ140 PTCACAD600 CABINET AS DTL-29U8ZLP P108 4859279520 CONN WAFER TAC-L15P-A3 (ANGLE) M201A 4856015820 SCREW CRT FIX SWRM+SK5 L=35 P109 4859279820 CONN WAFER TAC-L18P-A3 (ANGLE)
  • Page 21 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION C945 CEXF2E100V C ELECTRO 250V RSS 10MF (10X20) TP C915 CMXM2A822J C MYLAR 100V 8200PF J (TP) ZZ200 PTU1JBD546 PCB UNION M-10 AS DTL-29U8ZLF C916 CEXF1E470V C ELECTRO 25V RSS 47MF (5X11) TP...
  • Page 22 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION D904 DLT2A05G-- DIODE LT2A05G (TP) J669 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING D906 D1N4148--- DIODE 1N4148 (TAPPING) J670 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING D907 D1N4148--- DIODE...
  • Page 23 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION R128 RD-AZ472J- R CARBON FILM 1/6 4.7K OHM J R947 RD-2Z620J- R CARBON FILM 1/2 62 OHM J R129 RD-AZ472J- R CARBON FILM 1/6 4.7K OHM J R948 RD-2Z279J- R CARBON FILM...
  • Page 24 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION DF01 4858900002 HOLDER LED ASSY LH-3P P504 4859281020 CONN WAFER TAC-L15X-A3 F801 5FSCB4022R FUSE CERA SEMKO F4AH 4A 250V MF51 PD03A 4850703S29 CONNECTOR YH025-03+YST025+USW=300 HPF01 4859102130 JACK EARPHONE YSC-1537...
  • Page 25 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION C420 CEXF2E100V C ELECTRO 250V RSS 10MF (10X20) TP E202 4856310600 EYE LET BSR T0.2 (R2.3) C442 CEXF2E100V C ELECTRO 250V RSS 10MF (10X20) TP E203 4856310600 EYE LET...
  • Page 26 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION PD08 485923162S CONN WAFER YW025-03 (STICK) C704 CMXL1J105J C MYLAR 63V MEU 1MF J R305 RS02Z121JS R M-OXIDE FILM 2W 120 OHM J SMALL C708 CMXL1J474J C MYLAR 63V MEU 0.47MF J...
  • Page 27 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION Q702 TKTC3198Y- KTC3198Y C623 CCZF1H103Z C CERA 50V F 0.01MF Z Q703 TKTA1266Y- KTA1266Y (TP) C628 CBZF1H104Z C CERA SEMI 50V F 0.1MF Z Q801 TKTC3198Y- KTC3198Y C701...
  • Page 28 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION D702 D1N4148--- DIODE 1N4148 (TAPPING) J101 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING D703 D1N4148--- DIODE 1N4148 (TAPPING) J103 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING D704 D1N4148--- DIODE...
  • Page 29 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION J427 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J542 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J428 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J543 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING...
  • Page 30 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION J710 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J816 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J711 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J817 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING...
  • Page 31 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION R312 RD-AZ471J- R CARBON FILM 1/6 470 OHM J R609 RD-AZ101J- R CARBON FILM 1/6 100 OHM J R313 RN-AZ9101F R METAL FILM 1/6 9.1K OHM F R610 RD-AZ103J- R CARBON FILM...
  • Page 32 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION R803 RC-2Z824KP R CARBON COMP 1/2 820K OHM K CCD14 HCFK105ZCA C CHIP CERA 50V Y5V 1MF Z 2012 R807 RD-2Z330J- R CARBON FILM 1/2 33 OHM J CCD16 HCBK104KCA C CHIP CERA...
  • Page 33 SERVICE PARTS LIST LOC. PART CODE PART NAME DESCRIPTION LOC. PART CODE PART NAME DESCRIPTION JCD01 HRFT000-CA R CHIP 1/10 0 OHM 2012 RCD40 HRFT101JCA R CHIP 1/10 100 OHM J 2012 JCD02 HRFT000-CA R CHIP 1/10 0 OHM 2012 RCD41 HRFT101JCA R CHIP...
  • Page 34 SERVICE PARTS LIST WP-811F / CP-810F DIFFERENCE PARTS LIST LOC. WP-811F CP-810F REMARK MODEL DWL-28W8ZLP DWL-28W8ZLS DTL-29U8ZLP DTL-29U8ZLS W66QDE993X ... A68QCP893X ... V901 W66EJY011X121 A68EJZ011X121 4859635560 4859637560 4859635660 4859637660 C333 100V 0.015MF J 100V 0.039MF J 100V 0.015MF J 100V 0.039MF J...

  • Page 35: Ic Description

    APPENDIX IC DESCRIPTION 5-1. ST92195 (1) General Description 1.1 INTRODUCTION the CPU and its peripherals stop operation and the I/O The ST92195 microcnontoller is developed and manufac- ports enter high impedance mode. A reset is necessary to tured by STMicroelecrtonics using a proprietary n-well exit from Halt mode.
  • Page 36 APPENDIX IC DESCRIPTION - Rounding, fringe, double width, double height, 1.1.9 PWM Output scrolling, cursor, full background colour, Control of TV settings is able to be made with up to eight semitransparent mode and reduced intensity colour 8-bit PWM outputs, with a frequency maximum of supported 23,437Hz at 8-bit resolution(INTCLK=12 MHz).
  • Page 37 APPENDIX IC DESCRIPTION (3) Block Diagram...
  • Page 38 APPENDIX IC DESCRIPTION (4) PIN DESCRIPTION RESET Reset (input, active low). The ST9+ is initialised HYNC/CSYNC Horizontal/Composite sync. Horizontal by the Reset signal. With the deactivation of RESET, or composite video synchronisation input to OSD. Posi- program execution begins from the Program memory tive or negativety.
  • Page 39 APPENDIX IC DESCRIPTION 5-2. VPS 3215C(Video Processor) (1) Description including all substandards - 4 composite, 1 S-VHS input, 1 composite output The VPC 3215C is a high-quality, single-chip video front- - integrated high-quality A/D converters and associated end, which is targeted for 4:3 and 16:9, 100/120Hz TV clamp and AGC circuits sets.
  • Page 40 APPENDIX IC DESCRIPTION Pin 12 - Vertical Sync Pulse, VS Pin 52 - VGAV-Input. This pin supplies the vertical sync signal. This pin is connected to the vertical sync signal of a VGA Pin 13 - Front Sync Pulse, FSY signal.
  • Page 41 APPENDIX IC DESCRIPTION 5-3. CIP3250A (Component Interface Processor) (1) Description - digital matrix RGB => YUV (Y, B-Y, R-Y) The CIP 3250A is a new CMOS IC that contains on a sin- - luma contrast and brightness correction for signals from gle chip the entire circuitry to interface analog YUV/RGB/ analog input Fast Blank to a digital YUV system.
  • Page 42 APPENDIX IC DESCRIPTION (4) Pin Description nal(pure binary) or the digital chroma V signal (2’ s compo- Pin 1 - STANDBY Input nent). Leave vacant if not used. Via this input pin, the standby mode of the CIP 3250A is enabled.
  • Page 43 APPENDIX IC DESCRIPTION Pin 44 to 51 - L0 to L7 Luma Input 66, and 68) must be connected together low resistive. The These are the inputs for the digital luma signal which must layout of the PCB must take into consideration the need be in pure binary coded format.
  • Page 44 APPENDIX IC DESCRIPTION Pin 65 - GY Analog Green/Luma Input This input pin takes the AC-coupled analog compinent sig- nal Green or Luma. The amplitude is 1.0V maximum at 75 Ohms and a couplign capacitor of 220nF. Internally, the DC-offset of the input signal is adjusted via the program- mable internal clamping circuit.
  • Page 45 APPENDIX IC DESCRIPTION 5-4. MSM5412222 ( 262, 214-Word X 12-Bit Field Memory ) (1) DESCRIPTION The OKI MSM541222 is a high performance 3-Mbit, 256K x 12-bit, Field Memory. It is especially designed for high-speed serial access applications such as HDTVs, conventional NTSC TVs, VTRs, digital movies and Multi-media systems.
  • Page 46 APPENDIX IC DESCRIPTION (2) FEATURES •Single power supply : 5V •512 Rows x 512 Columns x 12 bits •Fast FIFO (First-In First-Out) operation •High speed asynchronous serial access Read / write cycle time 25 ns / 30 ns Access time 23 ns / 25 ns •Direct cascading capability •Write mask function (Input enable control)
  • Page 47 APPENDIX IC DESCRIPTION (4) Pin Description Pin No. Pin Name Function SWCK Serial Write Clock SRCK Serial Read Clock Write Enable Read Enable Input Enable Output Enable RSTW Write Resert Clock RSTR Read Reset Clock 2,3,5,6,7,8,10,11,12,13,15,16 D 0 ~ D 11 Data Input 29,30,32,33,34,35,37,38,39,40,42,43 0 ~ D...
  • Page 48 APPENDIX IC DESCRIPTION 5-5. DDP 3310B (Display and Deflection Processor) Deflection processing (1) Description - scan velocity modulation output The DDP 3310B is a single-chip digital Display and Deflec- - high-performance H/V deflection tion Processor designed for high-quality backend applica- - EHT compensation for vertical / East/West tions in 100/120MHz TV sets with 4:3- or 16:9 picture - soft start/stop of H-Drive...
  • Page 49 APPENDIX IC DESCRIPTION (4) Pin Description The vertical protection circuitry prevents the picture tube from burn-in in the event of a malfunction of the vertical deflection stage. If the peak-to-peak value of the vertical Pin 1 - Supply Voltage, Output Pin Driver VSUPP* sawtooth signal is too small, the RGB output signals are This pin is used as supply for the following digital output blanked.
  • Page 50 APPENDIX IC DESCRIPTION These pins are used to switch the RGB outputs to the Together with this pin, it can be used to drive symmetrical external analog RGB inputs. FBLIN1 switches the RIN1, deflection amplifiers. GIN1 and BIN1 inputs, FBLIN2 switches the RIN2, GIN2 and BIN2 inputs.
  • Page 51 APPENDIX IC DESCRIPTION Pin 65, 66 - Crystal Output / Input XTAL2 / XTAL1 Pin 51 - Supply Voltage, Digital Circuitry VSUPD* These pins are connectecd to an 5-MHz crystal oscillator. Pin 52 - Ground, Digital Circuitry GNDD* The security unit for the HOUT signal uses this clock sig- Digital Circuitry Input Reference nal as reference.

  • Page 52: Ic Dc Voltage Charts

    APPENDIX IC DC VOLTAGE CHARTS * Input signal PAL/CH5 - Video : 8 step colour bar ( 87% AM ) Audio : 1KHz sinewave ( 60% FM ) * User ’ s control condition Contrast, Brightness, Colour, Volume Controls-max. * Line voltage AC 230V, 50Hz * All the voltage in each point are measured with Multimeter.
  • Page 53 APPENDIX IC DC VOLTAGE CHARTS 4. TDA 7269 (I601) Pin No. V(DC) -14.6 -0.2 +14.6 -0.2 +8.0 -14.6 5. ST92195 (I701) Pin No. V(DC) Pin No. V(DC) Pin No. V(DC) Pin No. V(DC) Pin No. V(DC) -0.3 Pin No. V(DC) 6.
  • Page 54 APPENDIX IC DC VOLTAGE CHARTS 9. P503 Pin No. V(DC) Pin No. V(DC) -0.3 12.1 10. P504 Pin No. V(DC) Pin No. V(DC) 11. P103 Pin No. V(DC) Pin No. V(DC) 12.0 12. P104 Pin No. V(DC) Pin No. V(DC)
  • Page 55 DAEWOO ELECTRONICS CO., LTD 686, AHYEON-DONG MAPO-GU SEOUL, KOREA C.P.O. BOX 8003 SEOUL, KOREA TELEX : DWELEC K28177-8 CABLE : “ DAEWOOELEC”...

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