TCL T-68T17 Service Manual

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SERVICE MANUAL

1. Caution.....................................................................2

2. Specification...............................................................6

3. BOM List ........................... .......................................9

4. Alignment Procedure....................................................36

5. Block Diagram............................................................40

6. Schematic Diagram.......................................................41

7. PCB Layout..................................................................42

8. Explode View Diagram....................................................44

This manual is the latest at the time of printing, and does not

include the modification which may be made after the printing, by

the constant improvement of product.

TCL

T-68T17

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Summary of Contents for TCL T-68T17

Page 1: Service Manual
SERVICE MANUAL T-68T17 1. Caution……………………………………………………………2 2. Specification………………………………………………………6 3. BOM List ……………………… …………………………………9 4. Alignment Procedure…………………………………………….36 5. Block Diagram……………………………………………………40 6. Schematic Diagram……………………………………………….41 7. PCB Layout………….……………………………………………..42 8. Explode View Diagram…………………………………………….44 This manual is the latest at the time of printing, and does not include the modification which may be made after the printing, by the constant improvement of product.
Page 2 CAUTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UTION: TO REDUCE THE RISK OF CAUTION ELECTRICAL SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE RISK RISK OF OF ELECTRI ELECTRIC C PARTS INSIDE.
Page 3: Important Safety Instructions
IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Save these instructions for later use. Follow all Warnings and Instructions marked on the audio equipment. 1. Read Instructions- All the safety and operating instructions should be read before the product is operated. 2.
Page 4 PROTECTION AND LOCATION OF YOUR SET Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer servicing to qualified service personnel.
Page 5 OPERATION OF YOUR SET 18. This television set should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the operating instructions.
Page 6 PFS2 FORMAT-1 Report Date:2004-9-23 16:08 ProductView..: Product: Report by....: T-68T17 Specs / Products MasterData TCL ELECTRONICS AUSTRALIA Customer Id PTY LTD. Version MURADI Status Brand Reception +Tuning - presets/channels +Tuning - technology +Tuning - Indication +Freq Bands HYPER BAND CATV 470MHz +Channels PICTURE 38.9MHz...
Page 7 Date:2004-9-23 16:08 ProductView..: Product: Report by....: T-68T17 Specs / Products +Local Controls Top +Indicators - screen +Indicators - front RC Recvd LED, SB LED +Numb of Loc Cont (incl Mains) +Number of Ind. (incl Mains) +Local Controls (Old) Remote Control...
Page 8 Date:2004-9-23 16:08 ProductView..: Product: Report by....: T-68T17 Specs / Products +Power in Standby for +Power in "OFF" for Weight (P)TV (incl. Packaging) Weight (P)TV (excl. Package) Weight AVUnit excl Packaging +INDICATION on BACKCOVER +Channel Final Equipment +Packaging - methods +Documents and manuals...
Page 9 Item No. Description Quantity Req. Designator Remarks 08-00029E-CR7 ASS'Y - CRT BD 10-1N4148-ABX DIODE 1N4148 (SWITCHING) 1 D501 10-1N4148-ABX DIODE 1N4148 (SWITCHING) L501 FOR "+" TO P1/P503 10-1N4148-ABX DIODE 1N4148 (SWITCHING) 1 D502 11-A562TM-0BX TRANSISTOR 2SA562TM-0 1 Q507 11-SC1815-YBX TRANSISTOR 2SC1815Y 1 Q502 11-SC1815-YBX TRANSISTOR 2SC1815Y...
Page 10 Item No. Description Quantity Req. Designator Remarks 26-EBP391-JCX CAP. CER. 390PF 50V +/-5% CH 1 C502 26-EBP391-JCX CAP. CER. 390PF 50V +/-5% CH 1 C501 26-EBP471-JCX CAP. CER 470PF 50V +/-5% CH 1 C503 34-R100K2-1BX COIL CHOKE 10 UH +/-10% 1 L502 35-237250-00X FERR.
Page 11 Item No. Description Quantity Req. Designator Remarks 13-00TLP6-21P PHOTO COUPLER TLP621(GRH) 1 IC802 13-44608P-40P IC MC44608P40 1 IC801 18-CB0102-JNX RES. C.F. 1K OHM 1/6W +/-5% 1 R809 18-CB0103-JNX RES. C.F. 10K OHM 1/6W +/-5% 1 R844 18-CB0103-JNX RES. C.F. 10K OHM 1/6W +/-5% 1 R835A 18-CB0332-JNX RES.
Page 12 Item No. Description Quantity Req. Designator Remarks 26-AMK152-KRX CAP. CER 1500 pF 2KV +/-10% R 1 C818 26-AMK331-JZX CAP. CER 330 pF 2KV +/-5% SL 1 C817 26-APK222-ME4 CAP. CER 2200PF 400VAC+/-20% E 1 C816 26-AQK472-ZFX CAP. CER 4700PF 250VAC+80-20%F 1 C807 26-AQK472-ZFX CAP.
Page 13 Item No. Description Quantity Req. Designator Remarks 66-20516X-0B0 FUSE HOLDER FOR F801 66-343730-0B0 HOLLOW RIVET 1.6X3.0XL3.2 FOR T801 66-343730-0B0 HOLLOW RIVET 1.6X3.0XL3.2 FOR T803 66-343730-0B0 HOLLOW RIVET 1.6X3.0XL3.2 FOR C801,C802 66-343730-0B0 HOLLOW RIVET 1.6X3.0XL3.2 FOR D830 66-343730-0B0 HOLLOW RIVET 1.6X3.0XL3.2 FOR C835 66-382330-0B7 RIVET 2.0X3.7X3.5...
Page 14 Item No. Description Quantity Req. Designator Remarks 66-343730-0B0 HOLLOW RIVET 1.6X3.0XL3.2 FOR L801,FOR RT801 66-343730-0B0 HOLLOW RIVET 1.6X3.0XL3.2 FOR DB801 26-EBP102-KBX CAP. CER 1000 PF 50V +/-10% B 1 C844 26-EBP103-ZFX CAP. CER 0.01UF 50V +80/-20% F 1 C846 26-EBP103-ZFX CAP.
Page 15 Item No. Description Quantity Req. Designator Remarks 55-BT17FC-0AN FRONT CABINET 56-BT18FB-0HA PUSH BUTTON 56-BT18PK-0HA POWER KNOB 56-407310-0HA DECORATE ANNULUS 57-FGP005-XX1 LED LENS 63-B30080-AB4 S/T SCREW B 3 X 8 AB MTG KEY BD & F.CAB 18-CD0106-JNX RES. C.F. 10M OHM 1/4W +/-5% FOR PUSH BUTTON&POWER KNOB CONNECT GND 41-BF0450-0BB WIRE UL1007#24 450 BLACK...
Page 16 Item No. Description Quantity Req. Designator Remarks 18-CB0182-JNX RES. C.F. 1.8K OHM 1/6W +/-5% 1 R085 18-CB0272-JNX RES. C.F. 2.7k OHM 1/6W +/-5% 1 R084 18-CB0432-JNX RES. C.F. 4.3K OHM 1/6W +/-5% 1 R083 48-TAC001-XX0 TACT SWITCH 1 S001 48-TAC001-XX0 TACT SWITCH 1 S002 48-TAC001-XX0...
Page 17 Item No. Description Quantity Req. Designator Remarks 75-BT18LL-CC0 POLYFOAM "LL" 75-BT18LR-CC0 POLYFOAM "LR" 76-A29T18-0AT CARTON BOX 49-382550-BAT BATTERY R06P AA 1.5V 5# 72-BT174E-E32 OPERATION MANUAL 08-HS46F0-M113C 13-00AS12-13B IC AS1213B 1 IC1501 14-IRE05B-XX0 IR EMITTING DIODE TSAL6200 1 D1501 18-CB0221-JNX RES. C.F. 220 OHM 1/6W +/-5% 1 R1502 18-CB0229-JNX RES.
Page 18 Item No. Description Quantity Req. Designator Remarks 10-79C3V9-DBX DIODE ZENER 3V9 1/2W 5% 1 D605 11-DD1556-0AX TRANSISTOR 3DD1556 1 Q411 41-WJ0050-B00 WIRE BARE JUMPER 5MM FOR Q205(C-E) 11-SC1815-YBX TRANSISTOR 2SC1815Y 1 Q605 13-A20V04-TOP IC A20V04-TO 1 IC101 18-CB0102-JNX RES. C.F. 1K OHM 1/6W +/-5% 1 R910 18-CB0102-JNX RES.
Page 19 Item No. Description Quantity Req. Designator Remarks 27-RHQ223-J0X CAP. PP 0.022 UF 400V +/-5% 1 C413 34-R829J2-0EX COIL PL - 8.2 UH +/-5% 1 L204 36-WID601-XX1 COIL CHOKE 600 UH 1 L413 37-BSC290-1650X FLYBACK BSC29-0165 1 T461 41-WJ0060-B00 WIRE BARE JUMPER 6mm 1 JP901 41-WJ0060-B00 WIRE BARE JUMPER 6mm...
Page 20 Item No. Description Quantity Req. Designator Remarks 18-CB0331-JNX RES. C.F. 330 OHM 1/6W +/-5% 1 R232 18-CB0102-JNX RES. C.F. 1K OHM 1/6W +/-5% 1 R233 18-CB0470-JNX RES. C.F. 47 OHM 1/6W +/-5% 1 R947 25-DFB478-M1X CAP. ELEC 0.47 UF 50V +/-20%NP 1 C211 41-WJ0060-B00 WIRE BARE JUMPER 6mm...
Page 21 Item No. Description Quantity Req. Designator Remarks 11-SA1015-YBX TRANSISTOR 2SA1015Y 1 Q601 11-SA1015-YBX TRANSISTOR 2SA1015Y 1 Q912 11-SA1015-YBX TRANSISTOR 2SA1015Y 1 Q915 11-SA1015-YBX TRANSISTOR 2SA1015Y 1 Q916 11-SC1815-YBX TRANSISTOR 2SC1815Y 1 Q007 11-SC1815-YBX TRANSISTOR 2SC1815Y 1 Q201 11-SC1815-YBX TRANSISTOR 2SC1815Y 1 Q202 11-SC1815-YBX TRANSISTOR 2SC1815Y...
Page 22 Item No. Description Quantity Req. Designator Remarks 18-CB0102-JNX RES. C.F. 1K OHM 1/6W +/-5% 1 R604 18-CB0102-JNX RES. C.F. 1K OHM 1/6W +/-5% 1 R611 18-CB0102-JNX RES. C.F. 1K OHM 1/6W +/-5% 1 R904 18-CB0102-JNX RES. C.F. 1K OHM 1/6W +/-5% 1 R906 18-CB0102-JNX RES.
Page 23 Item No. Description Quantity Req. Designator Remarks 18-CB0123-JNX RES. C.F. 12k OHM 1/6W +/-5% 1 R937 18-CB0151-JNX RES. C.F. 150 OHM 1/6W +/-5% 1 R102 18-CB0151-JNX RES. C.F. 150 OHM 1/6W +/-5% 1 R108 18-CB0151-JNX RES. C.F. 150 OHM 1/6W +/-5% 1 R218 18-CB0151-JNX RES.
Page 24 Item No. Description Quantity Req. Designator Remarks 18-CB0223-JNX RES. C.F. 22k OHM 1/6W +/-5% 1 R942 18-CB0224-JNX RES. C.F. 220k OHM 1/6W +/-5% 1 R240 18-CB0271-JNX RES. C.F. 270 OHM 1/6W +/-5% 1 R243 18-CB0271-JNX RES. C.F. 270 OHM 1/6W +/-5% 1 R244 18-CB0271-JNX RES.
Page 25 Item No. Description Quantity Req. Designator Remarks 18-CB0472-JNX RES. C.F. 4.7k OHM 1/6W +/-5% 1 R420 18-CB0472-JNX RES. C.F. 4.7k OHM 1/6W +/-5% 1 R602 18-CB0472-JNX RES. C.F. 4.7k OHM 1/6W +/-5% 1 R612 18-CB0473-JNX RES. C.F. 47K OHM 1/6W +/-5% 1 R101 18-CB0473-JNX RES.
Page 26 Item No. Description Quantity Req. Designator Remarks 25-BCA102-M1X CAP. ELEC 1000 UF 16V +/-20% 1 C245 25-BCB100-M1X CAP. ELEC 10 UF 16V +/-20% 1 C021 25-BCB100-M1X CAP. ELEC 10 UF 16V +/-20% 1 C033 25-BCB100-M1X CAP. ELEC 10 UF 16V +/-20% 1 C228 25-BCB100-M1X CAP.
Page 27 Item No. Description Quantity Req. Designator Remarks 25-BFB109-M1X CAP. ELEC 1 UF 50V +/-20% 1 C221 25-BFB109-M1X CAP. ELEC 1 UF 50V +/-20% 1 C307 25-BFB229-M1X CAP. ELEC 2.2 UF 50V +/-20% 1 C601 25-BFB229-M1X CAP. ELEC 2.2 UF 50V +/-20% 1 C607 25-BFB229-M1X CAP.
Page 28 Item No. Description Quantity Req. Designator Remarks 26-EBP102-KBX CAP. CER 1000 PF 50V +/-10% B 1 C651 26-EBP103-ZFX CAP. CER 0.01UF 50V +80/-20% F 1 C007 26-EBP103-ZFX CAP. CER 0.01UF 50V +80/-20% F 1 C022 26-EBP103-ZFX CAP. CER 0.01UF 50V +80/-20% F 1 C029 26-EBP103-ZFX CAP.
Page 29 Item No. Description Quantity Req. Designator Remarks 26-EBP222-KBX CAP. CER 2200PF 50V +/-10% B 1 C003 26-EBP222-KBX CAP. CER 2200PF 50V +/-10% B 1 C217 26-EBP222-KBX CAP. CER 2200PF 50V +/-10% B 1 C231 26-EBP270-JCX CAP. CER 27PF 50V +/-5% CH 1 C008 26-EBP330-JCX CAP.
Page 30 Item No. Description Quantity Req. Designator Remarks 27-MBC474-J0X CAP. M.P.E 0.47UF 63V +/-5% 1 C629 27-PBC822-J0X CAP. P.E 0.0082UF 63V +/-5% 1 C247 27-RHQ563-J0X CAP. PP 0.056 UF 400V +/-5% 1 C451 34-A109K0-1IX COIL CHOKE 1 UH +/-10% 1 L102 34-R100J2-0EX COIL PL - 10 UH +/-5% 1 J617...
Page 31 Item No. Description Quantity Req. Designator Remarks 41-WJ0065-B00 WIRE BARE JUMPER 6.5MM 1 D209 41-WJ0065-B00 WIRE BARE JUMPER 6.5MM 1 J008 41-WJ0065-B00 WIRE BARE JUMPER 6.5MM 1 J023 41-WJ0065-B00 WIRE BARE JUMPER 6.5MM 1 J201 41-WJ0065-B00 WIRE BARE JUMPER 6.5MM 1 J202 41-WJ0065-B00 WIRE BARE JUMPER 6.5MM...
Page 32 Item No. Description Quantity Req. Designator Remarks 41-WJ0085-B00 WIRE BARE JUMPER 8.5MM 1 J223 41-WJ0085-B00 WIRE BARE JUMPER 8.5MM 1 J414 41-WJ0085-B00 WIRE BARE JUMPER 8.5MM 1 J415 41-WJ0085-B00 WIRE BARE JUMPER 8.5MM 1 J605 41-WJ0085-B00 WIRE BARE JUMPER 8.5MM 1 J627 41-WJ0085-B00 WIRE BARE JUMPER 8.5MM...
Page 33 Item No. Description Quantity Req. Designator Remarks 41-WJ0125-B00 WIRE BARE JUMPER 12.5MM 1 J608 41-WJ0125-B00 WIRE BARE JUMPER 12.5MM 1 J929 41-WJ0125-B00 WIRE BARE JUMPER 12.5MM 1 J930 41-WJ0130-B00 WIRE BARE JUMPER 13MM 1 J215 41-WJ0130-B00 WIRE BARE JUMPER 13MM 1 J220 41-WJ0140-B00 WIRE BARE JUMPER 14MM...
Page 34 Item No. Description Quantity Req. Designator Remarks 41-WJ0190-B00 WIRE BARE JUMPER 19MM 1 J908 41-WJ0195-B00 WIRE BARE JUMPER 19.5MM 1 J601 41-WJ0200-B00 WIRE BARE JUMPER 20MM 1 J013 41-WJ0200-B00 WIRE BARE JUMPER 20MM 1 J618 41-WJ0200-B00 WIRE BARE JUMPER 20MM 1 J619 41-WJ0200-B00 WIRE BARE JUMPER 20MM...
Page 35 Item No. Description Quantity Req. Designator Remarks 26-EBP102-KBX CAP. CER 1000 PF 50V +/-10% B 1 C610 26-EBP103-ZFX CAP. CER 0.01UF 50V +80/-20% F 1 C622 26-EBP103-ZFX CAP. CER 0.01UF 50V +80/-20% F 1 C611 26-EBP103-ZFX CAP. CER 0.01UF 50V +80/-20% F 1 C241 26-EBP103-ZFX CAP.
Page 36 TCLM113 chassis alignment instruction Enter factory mode in production line Simply press the D-mode key on the factory remote handset. Enter service mode Press and hold the VOLUME DOWN key tightly on the unit until minimum level and don’t release the VOLUMN DOWN key, then press the DISPLAY key on the remote handset.
Page 37 Vertical HITS(14) Input a NTSC Adjust HITS for vertical amplitude. geometry for VP60(00) cross hatch Adjust VP60 for vertical position. NTSC system VLIS(02) pattern. Adjust VLINS for vertical linearity. (Key 1) VSS(02) Adjust VSS for vertical S-correction VBLK(00) (normally use default value) VCEN(11) (normally use default value) OSDHS(1D)
Page 38 Key 5 ST3 (20) ---------- (all use default value) (sharpness SV3 (20) adjustment) ST4 (20) SV4 (20) SVD(15) ASSH(04) SHPX (3F) SHPN (1A) Key 7 RFAGC (26) Receive a 60dB Adjust RFAGC until the picture noises (Status SBY (0A) grey scale + disappear exactly.
Page 39 Key game OSD1(30) ---------- (all use default value) (other OSDF1(66) adjustment) OSD2(48) OSDF2(75) HAFC(09) NOIS(01) UCOM(00) Key 0 R CUT (80) Black and white 1. Measure the dark side of the picture with (White G CUT (80) pattern (PAL) a color analyzer and set RCUT to 80. balance B CUT (80) Then adjust BCUT and GCUT until the...