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TCL L24D20, Service Manual

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TCL L24D20 Service Manual Download Page 41

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R649

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R644

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R645

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R392

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R382

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R313

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R647

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R391

T8-24LA7K-MA9ST

19-GA0223-JTX

SMD. RES 22K OHM 1/16W +/-5%

R311

T8-24LA7K-MA9ST

19-GA0224-JTX

R-SMD 220K0OHM 5% 1/16W 0402 -

R616

T8-24LA7K-MA9ST

19-GA0224-JTX

R-SMD 220K0OHM 5% 1/16W 0402 -

R606

T8-24LA7K-MA9ST

19-GA0272-JTX

R-SMD 2K7OHM 5% 1/16W 0402 -

R261

T8-24LA7K-MA9ST

19-GA0273-JTX

R-SMD 27K0OHM 5% 1/16W 0402 -

R902

T8-24LA7K-MA9ST

19-GA0330-JTX

SMD. RES 33 OHM 1/16W +/-5%

R15

T8-24LA7K-MA9ST

19-GA0330-JTX

SMD. RES 33 OHM 1/16W +/-5%

R16

T8-24LA7K-MA9ST

19-GA0330-JTX

SMD. RES 33 OHM 1/16W +/-5%

R2

T8-24LA7K-MA9ST

19-GA0330-JTX

SMD. RES 33 OHM 1/16W +/-5%

R1

T8-24LA7K-MA9ST

19-GA0334-JTX

R-SMD 330K0OHM 5% 1/16W 0402 -

R604

T8-24LA7K-MA9ST

19-GA0334-JTX

R-SMD 330K0OHM 5% 1/16W 0402 -

R614

T8-24LA7K-MA9ST

19-GA0392-JTX

SMD. RES 3.9K OHM 1/16W +/-5%

R632

T8-24LA7K-MA9ST

19-GA0392-JTX

SMD. RES 3.9K OHM 1/16W +/-5%

R622

T8-24LA7K-MA9ST

19-GA0471-JTX

SMD. RES 470 OHM 1/16W +/-5%

R608

T8-24LA7K-MA9ST

19-GA0471-JTX

SMD. RES 470 OHM 1/16W +/-5%

R975

T8-24LA7K-MA9ST

19-GA0471-JTX

SMD. RES 470 OHM 1/16W +/-5%

R618

T8-24LA7K-MA9ST

19-GA0471-JTX

SMD. RES 470 OHM 1/16W +/-5%

R968

T8-24LA7K-MA9ST

19-GA0471-JTX

SMD. RES 470 OHM 1/16W +/-5%

R969

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R232

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R278

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R282

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R909

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R222

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R229

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R103

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R102

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R653

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R202

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R259

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R221

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R281

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R220

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R230

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R203

T8-24LA7K-MA9ST

19-GA0472-JTX

SMD. RES 4.7K OHM 1/16W +/-5%

R652

T8-24LA7K-MA9ST

19-GA0473-JTX

SMD.RES 47K OHM 1/16W +/-5%

R296

T8-24LA7K-MA9ST

19-GA0473-JTX

SMD.RES 47K OHM 1/16W +/-5%

R627

T8-24LA7K-MA9ST

19-GA0473-JTX

SMD.RES 47K OHM 1/16W +/-5%

R609

T8-24LA7K-MA9ST

19-GA0473-JTX

SMD.RES 47K OHM 1/16W +/-5%

R628

T8-24LA7K-MA9ST

19-GA0473-JTX

SMD.RES 47K OHM 1/16W +/-5%

R619

T8-24LA7K-MA9ST

19-GA0473-JTX

SMD.RES 47K OHM 1/16W +/-5%

R903

T8-24LA7K-MA9ST

19-GA0474-JTX

R-SMD 470K0OHM 5% 1/16W 0402 -

R280

T8-24LA7K-MA9ST

19-GA0510-JTX

R-SMD 51R0OHM 5% 1/16W 0402 -

R19

T8-24LA7K-MA9ST

19-GA0510-JTX

R-SMD 51R0OHM 5% 1/16W 0402 -

R17

T8-24LA7K-MA9ST

19-GA0512-FTX

R-CHIP 5.1KOHM +/-1% 1/16W R=Y

R201

T8-24LA7K-MA9ST

19-GA0512-JTX

R-SMD 5K1OHM 5% 1/16W 0402 -

R958

T8-24LA7K-MA9ST

19-GA0512-JTX

R-SMD 5K1OHM 5% 1/16W 0402 -

R962

T8-24LA7K-MA9ST

19-GA0512-JTX

R-SMD 5K1OHM 5% 1/16W 0402 -

R964

T8-24LA7K-MA9ST

19-GA0512-JTX

R-SMD 5K1OHM 5% 1/16W 0402 -

R956

T8-24LA7K-MA9ST

19-GA0560-JTX

R-SMD 56OHM +/-5% 1/16W 0402 0402

R950

T8-24LA7K-MA9ST

19-GA0560-JTX

R-SMD 56OHM +/-5% 1/16W 0402 0402

R949

T8-24LA7K-MA9ST

19-GA0560-JTX

R-SMD 56OHM +/-5% 1/16W 0402 0402

R972

Summary of Contents for L24D20

Page 1: ...cedure 7 4 Block Diagram 2 5 Scheme Diagram 2 6 PCB Layout 27 7 Trouble Shooting 8 Explode Diagram 35 9 BOM List 36 This manual is the latest at the time of printing and does not include the modificat...

Page 2: ...lectric shock to the person The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the lite...

Page 3: ...impact of any kind Be particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use...

Page 4: ...ng conductors location of antenna discharge unit connection to grounding electrode and requirements for the grounding electrode 15 2 Note to CATV system installer Only for the television set with CATV...

Page 5: ...durein youroperatinginstructions do not attempt any further adjustment Unplug the set and call your dealer or service technician 22 Whenever the television set is damaged or fails or a distinct change...

Page 6: ...olor 16 7M AV System PAL NTSC SOUND Channels 181 Antenna 2 69 CATV 1 125 Speakers Integrated speakers Two mediant Chassis MT23C LA Audio Power Output 2W 2 Certification CB Sound Processing Stereo MTK...

Page 7: ...TCL CRT CRT SJ FK02 2010 Alignment Procedure 66 6 07 07 07 07 Version V6 0 PREPARED BY chunyu han yajian li junzan gong DATE 2010 12 17 APPROVED BY DATE...

Page 8: ...N add GAMMA LWHP 14 DFWRU PHQX 3URMHFW and NVM data are revision V5 0 2010 8 27 12 DFWRU PHQX DGG 02 237 21 IRU Version SW V5 0 2010 8 27 14 GG 7 3URMHFW V6 0 2010 12 13 3 6KRZ 0 ODVK YHUVLRQ V6 0 201...

Page 9: ...trast item then press the 9 7 3 5 keys continuously on RC 7KHQ WKH IDFWRU PHQX ZLOO VKRZ RQ WKH SDQHO DV IROORZ 725 0 18 9 56 21 07 9 1 07 9 3 07 9 07 9 1 IRU 0 ODVK 07 9 3 IRU 0 ODVK 07 9 IRU 0 ODVK...

Page 10: ...ld be made reference to the latest BOM 3 2 You see software version on the screen when enter the factory Mode CPU V8 0MT2311 LF1V software version DAT XXXXXX software edit date The adjustment for the...

Page 11: ...WKHLU UHVSHFWLYH WHVW SDWWHUQV IRUPDW DQG FKHFN SLFWXUH FRQWHQW DQG VRXQG TXDOLW DFFRUGLQJO 3 WHVW RWK 9 DQG 0 KDYH WKHLU RZQ ELQ ILOHV LQ WKH QYP GR QRW QHHG FKHFN LQ WKH SURFHVV RU 3 FRPSOLDQF LW V...

Page 12: ...GHIDXOW 7KH YDOXH IRU 92 92 GHIDXOW 7KH YDOXH IRU 92 92 GHIDXOW 7KH YDOXH IRU 92 92 GHIDXOW 7KH YDOXH IRU 92 92 859 92 GHIDXOW 7KH YDOXH IRU 92 3 859 5 WHP 6XE LWHP 9DOXH 1RWH ULJKWQHVV W KDV 6XE LWH...

Page 13: ...H 3E3U 9DOXH 0 9DOXH 9 86 1RWH Contrast0 Contrast25 Contrast 50 Contrast 75 Contrast Contrast 100 GHIDXOW 7DEOH WHP 6XE LWHP 9DOXH 79 9 6 9LGHR 3E3U 0 9 86 1RWH Color 0 Color 25 Color 50 Color 75 Colo...

Page 14: ...UGLQJ WR ODVW VWDWXV 6WDQGE QWHU VWDQGE PRGH KDQQHO3UHV HW 3UH IUHTXHQF GHIDXOW QWHU H RII GHIDXOW DLO H KHF N 2Q GHIDXOW DPPD GHIDXOW 352 8 7 21 66 867 W KDV 6XE LWHP DV WDEOH 7DEOH WHP 6XE LWHP 9DOX...

Page 15: ...2II 6FUHHQ VDYHU LV LQYDOLG DFNOLJKW DFN OLJKW PRGH VHOHFW TXDOL HU W KDV VXE LWHP DV WDEOH Table 6 1 WHP 6XE LWHP 9DOXH 127 79 2Q 2II 9 2Q 2II 9 2Q 2II 6 9LGHR 2Q 2II 3E3U 2Q 2II 3 2Q 2II 0 2Q 2II 6...

Page 16: ...f It does not support this system Table 6 4 WHP 6XE LWHP 1 6XE LWHP 3 9DOXH 127 English English On Off Portugues Vietnam On Off Espanol Francese On Off Sim Chinese Russian On Off Thai On Off Arabian O...

Page 17: ...RORU6 V 3 176 6KRS RORU V VWHP 6 23 6 7 6RXQG6 V 0 6KRS VRXQG V VWHP 8 HOTELMODE WHP 6XE LWHP YDOXH Note RWHO2SWLRQ RII RWHO PRGH VZLWFK 3RZHUORJR 2Q RII 6WDUW XS ORJR KORFN 2Q RII KDQHO ORFN 0D 9RO...

Page 18: ...DQXDO 2Q OHFWURQ PDQXDO IRU sale in domestic market 0 WH IODVK VRIW VHW 2Q Chip list of software programming Position Chip type Software description U202 CP 32M BIT FLASH main software U202 CP 16M BIT...

Page 19: ...UDVLQJ IODVK DQG VR DUH SDUVHG LQWR WKH GHEXJ ZLQGRZ VFULSW 2QFH WKH 6 LV GRZQORDGHG VZLWFK RII RQ WKH FKDVVLV ERDUG DQG ZDLW IHZ VHFRQGV IRU HHSURP XSGDWH 2 6RIWZDUH XSJUDGH WKURXJK 86 GLVN A Please...

Page 20: ...UH TCL P N Project ID 7 NVM DATA 7 0 02B9 B K 7 9 7 0 92B0 7 5 K 7 66 66B 7 3 K 7 8 7 82B7 K 7 9 7 9 IVO_M236MWF1 0 K 7 CLI_T6V511 0 K 7 8 82B7 K 0 2 B 7 K 7 37B 09h 7 0 02B0 B DK 7 8 82B0 B9 EK 2 9 9...

Page 21: ...Since 131 version of VRIWZDUH DUH revision project ID and NVM date If using 131 back version of VRIWZDUH XSGDWH 131 front version of VRIWZDUH 6RPH VHW DUH DSSHDU EODQN VFUHHQ 6R PDQXIDFWXUH DQG PDLQW...

Page 22: ...MT23...

Page 23: ...CCK U202 W25Q16 SEL_LVDS 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 5 6 7 8 9 P202 BIT_SEL 10K R265 NC R264 10K NC 10K R263 NC R262 10K NC 5V...

Page 24: ...NC C340 10U NC 0R L320 L310 0R C331 4U7 NC L315 0R 0R L314 L303 0R C329 4U7 NC 0R L312 C327 4U7 NC C325 4U7 NC 0R L311 0R L309 C323 10U NC C320 10U NC L307 0R 4U7 C318 NC C314 4U7 NC 0R L304 L306 22UH...

Page 25: ...18 1 2 3 4 5 6 9 U602 TDA1517P 5VSB R698 10K JTCK R699 10K R638 10K B C E Q609 BT3904 B C E Q607 BT3904 R637 4K7 R636 22K B C E Q608 BT3906 DAC1_AOUTR R654 1K C653 473NF DAC1_AOUTL B C E Q606 BT3904...

Page 26: ...3 4 U101 AS1117 5 3V3SB 12V 5V R974 1K8 C917 100U 16V R975 470R R977 10K D901 LL4148 B C E Q903 BT3904 RX_CB RX_C RX_0 RX_0B RX_2 RX_2B RX_1 RX_1B 2 1 D910 AV2_L_IN C935 4U7 AV2_R_IN C934 4U7 AV1_R_IN...

Page 27: ......

Page 28: ......

Page 29: ...no picture Check the voltage of pin s of q208 2 1 Replace R270 and R271 Check the output of Q208 2 1 Check the voltage of g of Q208 OR replace Q208 Measure the wave of LVDS signal 1 2 Replace panel Ch...

Page 30: ...e wave of pin 8 9 of U1 1 Check the voltage of pin 6 7 of u1 OK Replace u1 Check the circuit between U1 and U201 Check the U201 measure the wave of SDA and SCL 1 repair the circuit of U101 and Q102 OK...

Page 31: ...Check the components between VGA YPbPr port and U201 1 Replace the bad VGA YPbPr no picture OK Check the components between VGA YPbPr port and U201 1 Replace the bad Software of U202 ok 1 Check U201 o...

Page 32: ...in 3 13 of U602 2 1 Repair the 12v supply Check the pin 6 of u602 2 1 Check q607 q608 q609 1 2 Replace U602 or replace the wire of speaker check u601 and volume control Check the wave of PIN 4 12 of U...

Page 33: ...ndby 5 0VSB OK 5 0V NG Check the voltage of pin s of q305 2 1 Check before Q305 Check the output of Q305 2 1 Check the voltage of g of Q305 OR replace Q305 Check U303 U304 short to Gnd 1 Replace the b...

Page 34: ...The picture bad Replace the wire from P202A to t com Replace panel Replace the chassis NG Check the circuit between p202a and U201 Upgrade the software NG OK OK...

Page 35: ......

Page 36: ...6Z 58 918910 0UI9A PRI OVERLAY L24D10B 877C 01 00 00 R Y T8 24D207K RC6Z 56 914390 2HN6R RAW KEY L19S10 A8252 R N T8 24D207K RC6Z 55 913880 5CL6R DEC BACKCOVER A8252 01 00 00 R N T8 24D207K RC6 63 F30...

Page 37: ...MA9AI 25 HCB100 M1X CAP ELEC 10 UF 16V 20 C631 T8 24LA7K MA9AI 25 HCB100 M1X CAP ELEC 10 UF 16V 20 C606 T8 24LA7K MA9AI 25 HCB101 M1X CAP ELE 5MM 100UF 16 0V 6 3 7 85 C345 T8 24LA7K MA9AI 25 HCB101 M1...

Page 38: ...0BX TR SMD PNP 40V 200MI0_A 250MHZ 225MI0W S Q602 T8 24LA7K MA9ST 12 BT3906 0BX TR SMD PNP 40V 200MI0_A 250MHZ 225MI0W S Q608 T8 24LA7K MA9ST 12 MK50XP 0BX MOSFET SMD P 20V 7 9A 5W SO8 PMK50XP Q309 T8...

Page 39: ...6W 5 R284 T8 24LA7K MA9ST 19 GA0101 JTX SMD RES 100 OHM 1 16W 5 R946 T8 24LA7K MA9ST 19 GA0101 JTX SMD RES 100 OHM 1 16W 5 R238 T8 24LA7K MA9ST 19 GA0101 JTX SMD RES 100 OHM 1 16W 5 R105 T8 24LA7K MA9...

Page 40: ...5 R643 T8 24LA7K MA9ST 19 GA0103 JTX SMD RES 10K OHM 1 16W 5 R101 T8 24LA7K MA9ST 19 GA0103 JTX SMD RES 10K OHM 1 16W 5 R228 T8 24LA7K MA9ST 19 GA0103 JTX SMD RES 10K OHM 1 16W 5 R977 T8 24LA7K MA9ST...

Page 41: ...S 4 7K OHM 1 16W 5 R282 T8 24LA7K MA9ST 19 GA0472 JTX SMD RES 4 7K OHM 1 16W 5 R909 T8 24LA7K MA9ST 19 GA0472 JTX SMD RES 4 7K OHM 1 16W 5 R222 T8 24LA7K MA9ST 19 GA0472 JTX SMD RES 4 7K OHM 1 16W 5 R...

Page 42: ...A9ST 28 AB0104 ZFX CAP CER SMD 100N0F 50V DCV 0603 C614 T8 24LA7K MA9ST 28 AB0150 JCX CAP SMD 15P 50V 5 0603 C925 T8 24LA7K MA9ST 28 AB0150 JCX CAP SMD 15P 50V 5 0603 C924 T8 24LA7K MA9ST 28 AB0150 JC...

Page 43: ...N0F 50V DCV 0402 C394 T8 24LA7K MA9ST 28 HB0152 KBX 0402 CHIP CAPACITORS 50VDC 1500PF 10 C905 T8 24LA7K MA9ST 28 HB0152 KBX 0402 CHIP CAPACITORS 50VDC 1500PF 10 C928 T8 24LA7K MA9ST 28 HB0221 JCX CAP...

Page 44: ...0402 C368 T8 24LA7K MA9ST 28 HC0104 KBX CAP CER SMD 100NF 16V 0402 C212 T8 24LA7K MA9ST 28 HC0104 KBX CAP CER SMD 100NF 16V 0402 C627 T8 24LA7K MA9ST 28 HC0104 KBX CAP CER SMD 100NF 16V 0402 C375 T8 2...

Page 45: ...1 10W 0603 R805 T8 24D207K IV5ST 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603 R815 T8 24D207K IV5ST 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603 R818 T8 24D207K IV5ST 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603...

Page 46: ...W 0603 R001 T8 24D207G FB2ST 19 AB0271 JTX R SMD 270R0OHM 5 1 10W 0603 R006 T8 24D207G FB2ST 19 AB0331 JTX RES SMD 330 OHM 1 10W 0603 R005 T8 24D207G FB2ST 19 AB0470 JTX RES SMD 47 OHM 1 10W 5 0603 R0...

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