Daewoo DSL-20D1T Service Manual

Daewoo DSL-20D1T Service Manual

20.1” lcd tv
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Service Manual

20.1" LCD TV
Ver.3 (May. 2003)
Chassis no. SL-100P
Model no. DSL-20D1T
1

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Table of Contents
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Summary of Contents for Daewoo DSL-20D1T

  • Page 1: Service Manual

    Service Manual 20.1” LCD TV Ver.3 (May. 2003) Chassis no. SL-100P Model no. DSL-20D1T...
  • Page 2: Table Of Contents

    CONTENTS SAFETY NOTICE................2 SPECIFICATIONS................3 -Key parts -Channel table -CNI code -SCART connector -S-Video connector ALIGNMENT INSTRUCTION............15 -Service mode -Factory mode BLOCK DIAGRAM.................18 SCHEMATIC DIAGRAM..............19 MECHANICAL EXPLODED VIEW & PARTS LIST......23 WIRING DIAGRM................. 24 ELECTRICAL PARTS LIST..............25 SAFETY NOTICE WARNING: Only competent service personnel may carry out work involving the testing or repair of this equipment.
  • Page 3: Specifications

    SPECIFICATIONS - Key parts Device Remark LC201V1-A3 [LG Philips LCD] 20.1” TFT LCD panel TCPQ9091PD27E [SEM] Tuner with IF PW164B [Pixelworks] Image processor + u-Controller DS1817-10 [Dallas] Reset (PW164B, SAA5264) 8Mbits Flash ROM 24C16 (16Kbits) EEPROM FSTD3306 Level shifter (I2C bus line) 74LVC541 Buffer/Driver (Local key control) VPC3230D [Micronas]...
  • Page 4: Channel Table

    -Channel table CCIR OIRT Ireland France Australia China 46.25 49.75 45.75 47.75 57.25 49.75 48.25 59.25 53.75 55.75 64.25 57.75 55.25 77.25 61.75 60.5 86.25 65.75 62.25 85.25 175.25 63.75 95.25 77.25 175.25 93.25 183.25 102.25 85.25 182.25 175.25 191.25 138.25 168.25 189.25...
  • Page 5 CCIR OIRT Ireland France Australia China 783.25 ← ← ← ← 751.25 887.25 791.25 ← ← ← ← 758.25 895.25 799.25 ← ← ← ← 765.25 903.25 807.25 ← ← ← ← 772.25 911.25 815.25 ← ← ← ← 779.25 919.25 823.25 ←...
  • Page 6: Cni Code

    -CNI code VPS data Country Name Network 0x0D 0xC1 ARD bundesweit, Erstes Deutsches Fernsehen 0x0D 0xC4 ARD-TV-Sternpunkt 0x0D 0xC5 ARD-TV-Sternpunkt-Fehlersieb, interne Störfallkennung 0x0D 0xC3 ARD-ZDF Common program 0x0D 0xC2 ZDF bundesweit, Zweites Deutsches Fernsehen 0x0D 0xE5 WDR-1 / Regionalprogramm 0x0D 0xE6 WDR-3 / landesweit (split at times) 0x0D...
  • Page 7 Country Name Network 0x0D 0xB7 SAT 1 / Bayern 0x0D 0xB8 SAT 1 / Saarland 0x0D 0xB9 SAT 1 0x0D 0x94 PRO 7 0x0D 0xAC Premiere 0x0D 0x92 Kabel 1 Satelliten-Programm "3sat" 0x0D 0xC7 (ARD/ZDF/ORF/SRG common programme) 0x0D 0xCA BR-1 / Regionalprogramm 0x0D 0xCB BR-3 / landesweit (split at times)
  • Page 8 Country Name Network 0x0D 0xD2 NDR-1 / Landesprogramm Niedersachsen 0x0D 0xD3 NDR-1 / Landesprogramm Schleswig-Holstein 0x0D 0xD4 Nord-3 (common 3 Programme NDR, SFB, RB, split at times) 0x0D 0xD5 NDR-3 / dreiländerweit 0x0D 0xD6 NDR-3 / Hamburg 0x0D 0xD7 NDR-3 / Niedersachsen 0x0D 0xD8 NDR-3 / Schleswig-Holstein...
  • Page 9 Country Name Network Austria 0x0A 0xC1 ORF - FS 1 0x0A 0xC2 ORF - FS 2 0x0A 0xCB ORF- FS 2 / Lokalprogramm Burgenland 0x0A 0xCC ORF- FS 2 / Lokalprogramm Kärnten 0x0A 0xCD ORF- FS 2 / Lokalprogramm Niederösterreich 0x0A 0xCE ORF- FS 2 / Lokalprogramm Oberösterreich...
  • Page 10 Country 8/30 format 1 8/30 format 2 Name Network 0xFA 0x6F 0x2C 0x2F /* BBC1 Wales - old code */ 0x44 0x40 0x2C 0x40 BBC2 0x44 0x7E 0x2C 0x7E BBC2 NI 0x44 0x44 0x2C 0x44 BBC1 Scotland 0x44 0x42 0x2C 0x42 BBC1 Wales 0xA2...
  • Page 11 Country 8/30 format 1 8/30 format 2 Name Network 0x44 0x69 0x2C 0x69 BBC News 24 0x44 0xC1 TNT/Cartoon Network 0x44 0xD1 0x5B 0xCC DISNEY CHANNEL UK 0x4D 0x54 0x2C 0x14 0x5B 0xF4 0x4D 0x5A GRANADA PLUS 0x4D 0x5B 0x5B 0xF5 GRANADA Timeshare 0x5C...
  • Page 12 Country 8/30 format 1 8/30 format 2 Name Network 0x34 0x0A Arte Belgium 0x32 0x01 0x16 0x01 BRT TV1 0x32 0x02 0x16 0x02 CANVAS 0x32 0x03 RTBF1 0x32 0x04 RTBF2 0x32 0x05 0x16 0x05 0x32 0x06 0x16 0x06 Kanaal2 0x04 0x04 0x16 0x04...
  • Page 13 Country 8/30 format 1 8/30 format 2 Name Network 0x36 0x36 // Duna Televizio 0x36 0x22 // tv2 Czech 0x42 0x01 0x32 0xC1 CT 1 Republic 0x42 0x31 0x32 0xF1 CT1 Regional 0x42 0x11 0x32 0xD1 CT1 Regional, Brno 0x42 0x21 0x32 0xE1...
  • Page 14: Scart Connector

    - SCART connector At the TV (Female) At the cable (Male) Description Signal Level Impedance Audio Out Right 0.5 V rms <1k ohm Audio In Right 0.5 V rms >10k ohm Audio Out Left 0.5 V rms <1k ohm Audio Ground RGB Blue Ground Audio In Left 0.5 V rms...
  • Page 15: Alignment Instruction

    ALIGNMENT INSTRUCTION Service Mode ● If you replace the EEPROM by a new (blank) one, the EEPROM data will be initialized as follows; Item Default values BLU brightness Teletext W-Euro SCART ● You can change the values in the Service mode, if necessary. ●...
  • Page 16 █ Teletext option You must select the Teletext language according to your country. Select one of the following: W-Euro, E-Euro, RUS, GR-TR, Arab, No. Teletext language Area W-Euro West European West/North Europe, Australia, Asia, Africa E-Euro East European East Europe Cyrillic Russia / Bulgaria GR-TR...
  • Page 17: Factory Mode

    Factory Mode Remark: These modes are used for factory only. Digit 1 Key (Heat-run & Test pattern mode) ● Pressing this key, the Test pattern will be displayed as follow; Normal → Red pattern→ Green pattern→ Blue pattern→ White pattern →Normal ●...
  • Page 18: Block Diagram

    BLOCK DIAGRAM...
  • Page 19: Schematic Diagram

    SCHEMATIC DIAGRAM Main Board...
  • Page 20 SCHEMATIC DIAGRAM Power board...
  • Page 21 SCHEMATIC DIAGRAM Inverter ( CCFL )
  • Page 22 SCHEMATIC DIAGRAM Sub board...
  • Page 23: Mechanical Exploded View & Parts List

    MECHANICAL EXPLODED VIEW & PARTS LIST...
  • Page 24: Wiring Diagram

    WIRING DIAGRAM (Vesa Mount) CN3 CN2 P901 CN93 P OW ER I N V ERTER M A I N P C B Red/White Line Black/White Line P801 Vcc P802 P801 AC INPUT CN4 CN5 P601 P202 P803 P201 PA802 MAIN POWER S/W K EY P A D W I N D OW...
  • Page 25: Electrical Parts List

    ELECTRICAL PARTS LIST Caution: is safety component, so it must be used the same component. ® is recommendable part for stock. Main Board Part No Name Desc Remark C101 C CHIP CERA 25V X7R 56PF J 1608 C102 C CHIP CERA 25V X7R 56PF J 1608 C103 C CHIP CERA...
  • Page 26 Part No Name Desc Remark C527 C CHIP CERA 25V Y5V 0.1uF Z 1608 C528 C CHIP CERA 25V X7R 330PF J 1608 C532 C CHIP CERA 25V X7R 330PF J 1608 C533 C CHIP CERA 25V X7R 330PF J 1608 C534 C CHIP CERA 25V X7R 330PF J 1608...
  • Page 27 Part No Name Desc Remark C902 C CHIP CERA 25V NPO 18PF J 1608 C903 C CHIP CERA 25V Y5V 0.1uF Z 1608 C904 C CHIP CERA 25V Y5V 0.1uF Z 1608 C905 C CHIP CERA 25V Y5V 0.1uF Z 1608 C906 C CHIP CERA 25V Y5V 0.1uF Z 1608...
  • Page 28 Part No Name Desc Remark CE614 C CHIP ELECTRO 50V 3.3uF (4X5.5) TP CE615 C CHIP ELECTRO 50V 3.3uF (4X5.5) TP CE616 C CHIP ELECTRO 16V 4.7uF (4X5.5) TP CE617 C CHIP ELECTRO 25V 470uF (10X10.5) TP CE618 C CHIP ELECTRO 25V 470uF (10X10.5) TP CE619 C CHIP ELECTRO...
  • Page 29 Part No Name Desc Remark F604 CHIP EMC FILTER FK2125T-186AL F605 CHIP EMC FILTER FK2125T-186AL F606 CHIP EMC FILTER FK2125T-186AL F607 CHIP EMC FILTER FK2125T-186AL F608 CHIP EMC FILTER FK2125T-186AL F609 CHIP EMC FILTER FK2125T-186AL F610 CHIP EMC FILTER FK2125T-186AL F611 R CHIP 1/10W 0 J 1608...
  • Page 30 Part No Name Desc Remark L601 CHIP COIL BEAD 8Ω 2A 2012 L602 CHIP COIL BEAD 8Ω 2A 2012 L603 CHIP COIL BEAD 8Ω 2A 2012 P101 HARNESS ASSY SH-WOO-02-002 ( 300mm) P201 CONN WAFER 8PIN 2mm Pitch P202 CONN WAFER 4PIN 2mm Pitch P601 CONN WAFER...
  • Page 31 Part No Name Desc Remark R203 R CHIP 1/10W 10K J 1608 R204 R CHIP 1/10W 10K J 1608 R205 R CHIP 1/10W 10K J 1608 R206 R CHIP 1/10W 10K J 1608 R207 R CHIP 1/10W 10K J 1608 R208 R CHIP 1/10W 10K J 1608...
  • Page 32 Part No Name Desc Remark R520 R CHIP 1/10W 75 J 1608 R521 R CHIP 1/10W 75 J 1608 R522 R CHIP 1/10W 75 J 1608 R523 R CHIP 1/10W 75 J 1608 R524 R CHIP 1/10W 75 J 1608 R525 R CHIP 1/10W 75 J 1608...
  • Page 33 Part No Name Desc Remark R901 R CHIP 1/10W 2K J 1608 R902 R CHIP 1/10W 2K J 1608 R903 R CHIP 1/10W 4.7K J 1608 R907 R CHIP 1/10W 1K J 1608 R908 R CHIP 1/10W 27 J 1608 R913 R CHIP 1/10W 100 J 1608...
  • Page 34: Power Board

    POWER Board Part No Name Desc Remark ARRESTOR DSA-452M C100 C CERA 4KV 2200PF Y-CAP C MYLAR 275VAC 0.22UF X-CAP Y-CAP C CERA 4KV 3300PF C CERA 1KV 0.01UF C CERA IKV 100PF C ELECTRO 50V 47UF C ELECTRO 50V 1UF C CERA IKV 100PF C ELECTRO...
  • Page 35 Part No Name Desc Remark DIODE RK36 FUSE 250V 3.15A ® FUSE BOX FH51H HEATSINK HS31 HEATSINK IC31 SMPS IC KA1M0680-B Fairchild IC51 ST-BY SMPS IC ICE2A165 Infineon IC94 REGULATOR KIA431A IC96 REGULATOR KIA431A J100 WIRE JUMPER 15MM J101 WIRE JUMPER 25MM J102 WIRE JUMPER...
  • Page 36 Part No Name Desc Remark R125 R METAL 2W 2K R126 R METAL 2W 2K R127 R METAL 2W 2K R128 R METAL 2W 2K R129 R METAL 2W 2K R130 R METAL 2W 2K R131 R METAL 2W 2K R132 R METAL 2W 2K...
  • Page 37 PARTS OF DIFFERENCE SCART option Option J503 RS1-RS3 RC1-RC3 JACK SCART (HR-AG0771G-1) R CHIP (0 ohm) R CHIP (Open) JACK RCA (YS01-0001) R CHIP (Open) R CHIP (0 ohm) Teletext option I301 With Teletext IC TELETEXT (SAA5264) W/O Teletext IC TELETEXT (open) Power cord option Power cord Remark...

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