User manual FUNAI LT850-M26 SERVICE MANUAL

[. . . ] SERVICE MANUAL This Service Manual is for the LT850-M26 (A0CA0EP) model. For the LT850-M26 (A0CA0EP) model, the letter (A0CA0EP) is printed on the Serial Number Label on the back of the unit. Refer to the Serial Number Label below. Serial No. Label "A0CA0EP" 26 COLOR LCD TELEVISION LT850-M26 26 COLOR LCD TELEVISION LT850-M26 TABLE OF CONTENTS Specifications . [. . . ] (Shown in Schematic Diagram. ) Input: PAL Color Bar Signal (with 1kHz Audio Signal) WF7 Pin 22 of CN401 WF10 Pin 26 of CN404 AUDIO(L) 0. 5V 0. 5ms 0. 5m VIDEO-R 0. 5V 20µs 20 WF8 Pin 29 of CN404 VIDEO-B 0. 5V 20µs 20 WF9 Pin 28 of CN404 VIDEO-G 0. 5V 20µs 20 11-2 LC8. 5PWF DIGITAL MAIN CBA UNIT COMPONENT -Y-IN POWER SUPPLY CBA COMPONENT -Pb-IN HDMICONNECTOR-1 COMPONENT -Pr-IN TUNER UNIT COMPONENTAUDIO(L)-IN CN406 1 2 3 4 5 6 7 8 9 10 11 CL406 GND LCV+12. 5V LCD+12. 5V LCD+24V GND P-ON+3. 3V P-ON+3. 3V LCD-5. 5V GND VCOM GND HDMICONNECTOR-2 COMPONENTAUDIO(R)-IN S-VIDEO -IN HDMICONNECTOR-3 VIDEO-IN CN1201 1 2 BACK LIGHT AUDIO(L) -IN AUDIO(R) -IN INVERTER CBA CL3901 STV XA0 OE1 CPV POL TP GND LLV5(+) LLV5(-) LLV4(+) LLV4(-) LLV3(+) LLV3(-) GND LLVCLK(-) LLVCLK(+) GND LLV2(+) LLV2(-) LLV1(+) LLV1(-) LLV0(+) LLV0(-) GND BACK LIGHT CN1202 1 2 CN3901 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 D-SUB CONNECTOR PCAUDIO-IN CN403 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 CN401 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 CN407 1 2 3 4 5 6 7 8 9 10 11 CL900B 11 PROTECT3 BACKLIGHT-SW 10 BACKLIGHT-ADJ 9 8 GND 7 GND 6 GND 5 GND 4 GND 3 INV+31V 2 INV+31V 1 INV+31V CN1203 1 2 BACK LIGHT CL403 BACKLIGHT-ADJ BACKLIGHT-SW GND VCOM-PWM OE2 SCART-OUT-SEL(NU) GND AMP(R)-OUT GND AMP(L)-OUT KEY-IN1 AUDIO-MUTE REMOTE LED1 GND DIF-OUT2 GND DIF-OUT1 GND IF-AGC GND SDA SCL GND SIF(-) SIF(+) GND GND TU-CVBS CN3703 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 CN3704 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 CL401 NU HEADPHONE-DET HEADPHONE(L) HEADPHONE(R) GND RGB-AUDIO(L)-OUT RGB-AUDIO(R)-OUT GND RGB-AUDIO(R)-IN RGB-AUDIO(L)-IN GND RGB-AUDIO(L)-OUT2 RGB-AUDIO(R)-OUT2 GND RGB-AUDIO(R)-IN2 RGB-AUDIO(L)-IN2 GND COM-AUDIO(R) COM-AUDIO(L) GND AUDIO(R) AUDIO(L) GND PC-AUDIO(R) PC-AUDIO(L) GND S-VIDEO-Y-IN GND S-VIDEO-C-IN WIRING DIAGRAMS 12-1 CN202 1 2 3 4 GND HEADPHONE(L) HEADPHONE(R) HEADPHONE-DET CL251B 1 2 3 4 AC1 AC CORD CN601 1 2 AC-IN AC-IN CN701 1 2 CI CARD SLOT SCART JACK 1 USB JACK SCART JACK 2 LCD MODULE ASSEMBLY SP801 SPEAKER R-CH CL801 CN801 3 NU 2 SP(R)+ 1 SP(R)- POWER SW CBA HEADPHONE JACK SP802 SPEAKER L-CH CN101 1 2 3 4 5 6 CL802 CN802 2 SP(L)+ 1 SP(L)- CN402 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 CN404 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 GND REMOTE AL+3. 3V POWER-LED STANDBY-LED KEY-IN1 CL104B 6 5 4 3 2 1 CL402 P-ON-H1 P-ON-H2 RESET PROTECT3 PROTECT1 P-ON+9V GND GND GND AL+3. 3V GND GND P-ON+3. 3V P-ON+3. 3V P-ON+3. 3V(NU) P-ON+3. 3V(NU) GND GND AL+3. 5V AL+3. 5V AL+3. 5V GND GND AL+5V GND AL+5V P-ON+5V P-ON+5V P-ON+5V CN3701 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 CN3702 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 CL404 S-SW VIDEO-IN GND COM-VIDEO-Y-IN GND COM-VIDEO-Pb-IN GND COM-VIDEO-Pr-IN GND SLOW-SW2 GND RGB-VIDEO-IN2 GND VIDEO-OUT2 GND VIDEO-R2 GND SLOW-SW GND FBIN GND RGB-VIDEO-IN GND VIDEO-OUT GND VIDEO-R GND VIDEO-G VIDEO-B A0CA0WI FUNCTION CBA EXPLODED VIEWS Cabinet A1 L6 Digital Main CBA Unit B1 A11 L4 L6 B17 CL402 B18 A10 CL802 L2 CL401 A3 B6 CL406 SP802 CL3901 CL403 CL404 B17 B44 L9 L4 L6 L14 B4 L14 L2 Function CBA L6 B4 L1 L2 A4 CL801 A2 SP801 LCD1 B2 L6 L6 B10 B16 L3 L6 L1 L1 B5 B7 L6 B30 L3 L10 L1 L2 L1 A8 L1 S6 L6 B14 B30 B9 L6 L6 B10 Power SW CBA Inverter CBA L5 L6 B20 L6 Power Supply CBA L1 L1 A6 Stand Assembly L8 B13 L6 AC1 L17 See Electrical Parts List for parts with this mark. L6 B3 L1 13-1 A0CA0CEX Packing Some Ref. Numbers are not in sequence. X2-1 X2-2 S2 Stand Assembly Tape X1 S7 S5 S2 Packing Tape L17 Tape X3 S3 X4 Packing Tape FR ON FR ON T T S6 S1 13-2 A0CA0PEX MECHANICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a !have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper servicing. NOTE: Parts that are not assigned part numbers (---------) are not available. Ref. A1 A2 A3 A4 A6 A10 A11 B1 B2 B3 B4 B5 B6 B13 B14 B16 B17 B18 B20 B30 B44 CL401 CL402 CL403 CL404 CL406 CL801 CL802 CL3901 L2 L4 L5 L6 L9 L14 LCD1 SP801 SP802 Description STAND ASSEMBLY A0CA0EZ FRONT CABINET A03A0EP CONTROL PLATE A91F0UH DECORATION PLATE A0CA0EP REAR CABINET A0CA0EP JACK HOLDER(HP-SW) A03A1EP POP LABEL A0CN0EP JACK HOLDER A93F0FP SHIELD BOX A0CA0EP TUNER SHIELD A0CA0EP STAND HOLDER 26W A01A1UH WALL MOUNT BRACKET A84N0UH SPEAKER HOLDER (L) A94F0UH SPEAKER HOLDER (R) A94F0UH SEPARATION SHEET(S) A0CA0EP SEPARATION SHEET(P) A0CA0EP GASKET A8AF0UH GASKET(4X15XT3. 0) A0CN0EP CLOTH(10X180XT0. 5) L0336JG SWITCH HOLDER A0CA0EP RUBBER CUSHION A72N0JH THERMOSTAR TMS-L-2(12*12HC) WIRE ASSEMBLY 29PIN FFC 29PIN 50MM WIRE ASSEMBLY 29PIN FFC 29PIN 50MM WIRE ASSEMBLY 29PIN FFC 29PIN 50MM WIRE ASSEMBLY 29PIN FFC 29PIN 50MM WIRE ASSEMBLY 11PIN FFC 11PIN 90MM Part No. 1ESA24514 1EM024625 1EM325799 1EM124813 1EM025385 1EM326897 ---------1EM123494A 1EM224103 1EM327757 1EM223865 1EM323797 1EM123233 1EM123234 1EM327758 1EM327861 1EM425861 1EM431762 0EM408827 1EM327557 1EM425197 XK10000X4003 WX1A94F0-101 WX1A94F0-101 WX1A94F0-101 WX1A94F0-101 WX1A9170-107 X1 X2-1!X4 S2 S3 S6 Description RATING LABEL A0CA0EP SCREW P-TIGHT M4X14 BIND HEAD+BLK SCREW P-TIGHT 3X10 BIND HEAD+ ASSEMBLED SCREW ( D9 M3X6 ) A71F0UH S-TIGHT SCREW M3X6 BIND HEAD+BLACK SCREW S-TIGHT 3X8 WASHER HEAD+BLAC STAND SCREW KIT A0CA0EP Part No. ---------GBHP4140 GBHP3100 1EM424392B GBHS3060 GCHS3080 1ESA24768 1EM431338 1EM026125 1EM026126 ---------0EM408420A 1EMN25879 1EMN25880 XB00M00MS001 PACKING CARTON A0CA0EP STYROFOAM TOP A0CA0EP STYROFOAM BOTTOM A0CA0EP SERIAL NO. LABEL L9750UA ACCESSORIES BAG POLYETHYLENE 235X365XT0. 03 OWNERS MANUAL(WE-10) A0CF0EP OWNERS MANUAL(PL-7) A0CF0EP BATTERY DRY R03REL/2PA WIRE ASSEMBLY 2PIN 2PIN 160MM AWG24 R WX1A0CA0-307 B WIRE ASSEMBLY 2PIN 2PIN 425MM AWG24 R WX1A0CA0-308 B WIRE ASSEMBLY 24PIN FFC 24PIN 80MM SCREW P-TIGHT 3X10 BIND HEAD+ SCREW S-TIGHT M3X8 BIND HEAD+ DOUBLE SEMS SCREW M4X6 M4X6 ASSEMBLED SCREW ( D9 M3X6 ) A71F0UH HEX SCREW #4-40 7MM SCREW P-TIGHT M3X8 BIND HEAD+ BLK LCD MODULE CMO 6BIT NORMALGRADE SPEAKER MAGNETIC S0412F08 or SPEAKER MAGNETIC YDP411-17FN SPEAKER MAGNETIC S0412F08 or SPEAKER MAGNETIC YDP411-17FN WX1A9170-101 GBHP3100 GBHS3080 FPJ34060 1EM424392B 1EM430139 GBHP3080 UJ26MXA DSD1609XQ001 DS1610EFU001 DSD1609XQ001 DS1610EFU001 1EM320014B 1EM425338 NH201RD PACKING S5 S7 X3 SET BAG L0301UB STAND BAG A71FCUH ACCESSORY REMOTE CONTROL NH201RD 20100518 14-1 A0CA0CA ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a !have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper servicing. Parts that are not assigned part numbers (---------) are not available. Tolerance of Capacitors and Resistors are noted with the following symbols. C. . . . . ±0. 25% G. . . . . ±2% M. . . . . ±20% D. . . . . ±0. 5% J. . . . . . ±5% N. . . . . ±30% F. . . . . ±1% K. . . . . ±10% Z. . . . . +80/-20% Ref. C213 C214 C215 C216 C217 C301 C303 C304 C306 C307 Part No. A0CA0MMA-003 C309 C308 Description CAP CHIP 1608 J/C0G/100pF/50V CAP CHIP 1608 J/C0G/100pF/50V CAP CHIP 1608 J/C0G/100pF/50V CHIP CERAMIC CAP CH J 330pF/50V or . CAP CHIP 1608 J/C0G/330pF/50V CHIP CERAMIC CAP CH J 330pF/50V or . CAP CHIP 1608 J/C0G/330pF/50V CHIP RES. (1608) 1/10W 0 or RES CHIP 1608 1/10W J 0 CHIP CERAMIC CAP CH J 330pF/50V or . CAP CHIP 1608 J/C0G/330pF/50V CHIP RES. (1608) 1/10W 0 or RES CHIP 1608 1/10W J 0 CHIP CERAMIC CAP CH J 330pF/50V or . [. . . ] CAP ELE 10µF/16V/M/85 H7 CERAMIC CAP . (AX) B K 330pF/50V or CAP CERAMIC (AX) 330pF/50V/B/K LED GREEN 333GT/E(FNA) or LED(GREEN) LTL-4234 LED L-53HT or LED 333HT/E-L or LED 333HT/E-K CE1CMAVSL100 CEC100KSN003 CCA1JKT0B331 CA1J331TU061 NPWZ33GTEFNA NPWZ0LTL4234 NP4Z000L53HT NPHL00333HTE NPHK00333HTE R1208 CHIP RES. 1/10W F 390 or CHIP RES. (1608) 1/10W F 390 or RES CHIP 1608 1/10W F 390 R1211 R1213 R1214 R1215 CHIP RES. 1/10W J 10k or RES CHIP 1608 1/10W J 10k CHIP RES. 1/10W J 27k or RES CHIP 1608 1/10W J 27k CHIP RES. [. . . ]