Service Manual
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For this manual. 19" LCD TV W/ATSC & NTSC-M MEMOREX MLT1912 "B" SERVICE MANUAL © 2007- PRINTED IN Y3719(Y371900-17541-004-05-42) CAUTION: Before servicing the chassis, read the "IMPORTANT SERVICE SAFETY INFORMATION" section on page 2 of continuous advancements in development. CONTENTS IMPORTANT SERVICE SAFETY INFORMATION DISASSEMBLY FOR REPAIR WIRING DIAGRAM EXPLODED VIEW (CABINET PARTS LIST Note: Follows a policy of this reason specifications may be changed without notice.
For this manual. 19" LCD TV W/ATSC & NTSC-M MEMOREX MLT1912 "B" SERVICE MANUAL © 2007- PRINTED IN Y3719(Y371900-17541-004-05-42) CAUTION: Before servicing the chassis, read the "IMPORTANT SERVICE SAFETY INFORMATION" section on page 2 of continuous advancements in development. CONTENTS IMPORTANT SERVICE SAFETY INFORMATION DISASSEMBLY FOR REPAIR WIRING DIAGRAM EXPLODED VIEW (CABINET PARTS LIST Note: Follows a policy of this reason specifications may be changed without notice.
Service Manual
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...instructions. 8. And the point where they exit from being walked on , the user is connected. • Consult the dealer or an experienced radio TV technician for long periods of the ventilation openings. When a cart is wider than the other apparatus (including amplifiers) that interference will not fit, contact... injury from that to bypass this equipment does cause harmful interference to radio or television reception, which the receiver is encouraged to try to Part 15 of the FCC Rules. Do not use a different one -way. WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE...
...instructions. 8. And the point where they exit from being walked on , the user is connected. • Consult the dealer or an experienced radio TV technician for long periods of the ventilation openings. When a cart is wider than the other apparatus (including amplifiers) that interference will not fit, contact... injury from that to bypass this equipment does cause harmful interference to radio or television reception, which the receiver is encouraged to try to Part 15 of the FCC Rules. Do not use a different one -way. WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE...
Service Manual
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...-10475-450 ELECT CAP 4.7 UF +-20% 50V 6 (ROHS) Ref. Description QTY 103-03535-0320 Y3719 H/S TOP CAB. (BLACK) 1 (31 KEY); No Parts No. Y3719 H/S BD. DIODE IN-4148 (ROHS) 005-10109-314 RESISTOR 1 OHM +-5% 1/4W (ROHS) 006-10201-250 CERAMIC CAP 200 PF +-5% 50V (... BATTERY SPRING (-)(ROHS) 048-04020-006 Y3719 H/S CONTACT RUBBER (FOR MEMOREX) (D.BL.287C / GY.424C) W/WHITE SK. (ROHS) QTY 1 1 1 1 7 1 1 1 1 1 1 1 2 1 1 1 1 1 1 PARTS LIST 7 Ref. Description 185-38190-002 Y3819 INVERTER CHASSIS SOB-405 (SAQCN) (FOR BOE 19" TFT DIS.);ROHS AI-Y3419-001 Y3419 (AI) CHASSIS ASSY AI-...
...-10475-450 ELECT CAP 4.7 UF +-20% 50V 6 (ROHS) Ref. Description QTY 103-03535-0320 Y3719 H/S TOP CAB. (BLACK) 1 (31 KEY); No Parts No. Y3719 H/S BD. DIODE IN-4148 (ROHS) 005-10109-314 RESISTOR 1 OHM +-5% 1/4W (ROHS) 006-10201-250 CERAMIC CAP 200 PF +-5% 50V (... BATTERY SPRING (-)(ROHS) 048-04020-006 Y3719 H/S CONTACT RUBBER (FOR MEMOREX) (D.BL.287C / GY.424C) W/WHITE SK. (ROHS) QTY 1 1 1 1 7 1 1 1 1 1 1 1 2 1 1 1 1 1 1 PARTS LIST 7 Ref. Description 185-38190-002 Y3819 INVERTER CHASSIS SOB-405 (SAQCN) (FOR BOE 19" TFT DIS.);ROHS AI-Y3419-001 Y3419 (AI) CHASSIS ASSY AI-...
Service Manual
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... DP-001 1 Ref. ROHS 052-19660-001 CRYSTAL:19.6608MHZ HC- 1 49U/S (2 PIN) +-20PPM; 20PF; TYPE (ROHS) JK81 046-20300-049 Y3419 3P RCA JACK 1 RCA*316V-030 (R/W/Y) PCB- No Parts No. FUNDAMENTAL; (VAST) (ROHS) 061-56258-001 TV TUNER ENV56M25D8F 1 (PANASONIC)(ROHS) (ATSC/NTSC/QAM TUNER...025-20003-203 3P WAFER V-TYPE (2MM 1 PITCH) JST (ROHS) 025-20004-202 4P WAFER V-TYPE (2MM 1 PITCH) JST (ROHS) (B4B-PH-K- PARTS LIST 8 Ref. Description QTY (ALRIGHT)(ROHS) 046-20300-051 3P RCA JACK RCA*316V-090 1 (G/B/R) PCB-TYPE (ALRIGHT) (ROHS) 052-00503-100 CERAMIC RESONATOR...
... DP-001 1 Ref. ROHS 052-19660-001 CRYSTAL:19.6608MHZ HC- 1 49U/S (2 PIN) +-20PPM; 20PF; TYPE (ROHS) JK81 046-20300-049 Y3419 3P RCA JACK 1 RCA*316V-030 (R/W/Y) PCB- No Parts No. FUNDAMENTAL; (VAST) (ROHS) 061-56258-001 TV TUNER ENV56M25D8F 1 (PANASONIC)(ROHS) (ATSC/NTSC/QAM TUNER...025-20003-203 3P WAFER V-TYPE (2MM 1 PITCH) JST (ROHS) 025-20004-202 4P WAFER V-TYPE (2MM 1 PITCH) JST (ROHS) (B4B-PH-K- PARTS LIST 8 Ref. Description QTY (ALRIGHT)(ROHS) 046-20300-051 3P RCA JACK RCA*316V-090 1 (G/B/R) PCB-TYPE (ALRIGHT) (ROHS) 052-00503-100 CERAMIC RESONATOR...
Service Manual
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No Parts No. Description QTY U301,307 002-02596-001- IC FLI8125 (GENESIS) PQFP- 1 236 208 (SMT) MIXED SIGNAL IC (ROHS) U202 002-09850...003-20085-140 CHIP TRANSISTOR SP8J5 2 (ROHM) SO8 (SMT) P- No CN701 N700 FOR N700 CN6 CN3,4 CN5 X2 U204 U306 U304,305 U504 U502 U102 Parts No. Y3419 (SMT) CHASSIS ASSY 1 001 SMT-34190- IC N2596S-5 (NIKO-SEM) TO- 2 164 263 SMT (ROHS) 150KHZ 3A STEP-DOWN VOLTAGE... (ROHS) 002-04053-070 IC 74HC4053 SOP16 (200MIL) 1 Ref. CHANNEL MOSFET IC (ROHS) Q102,201,204,205,301,302 003-23904-001- PARTS LIST 9 Ref. ROHS U501 002-08125-001-
No Parts No. Description QTY U301,307 002-02596-001- IC FLI8125 (GENESIS) PQFP- 1 236 208 (SMT) MIXED SIGNAL IC (ROHS) U202 002-09850...003-20085-140 CHIP TRANSISTOR SP8J5 2 (ROHM) SO8 (SMT) P- No CN701 N700 FOR N700 CN6 CN3,4 CN5 X2 U204 U306 U304,305 U504 U502 U102 Parts No. Y3419 (SMT) CHASSIS ASSY 1 001 SMT-34190- IC N2596S-5 (NIKO-SEM) TO- 2 164 263 SMT (ROHS) 150KHZ 3A STEP-DOWN VOLTAGE... (ROHS) 002-04053-070 IC 74HC4053 SOP16 (200MIL) 1 Ref. CHANNEL MOSFET IC (ROHS) Q102,201,204,205,301,302 003-23904-001- PARTS LIST 9 Ref. ROHS U501 002-08125-001-
Service Manual
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Description QTY SOT-23 (MOTOROLA)(ROHS) ZD3,4,5,6,7,8,9,10,11,12, 004-80039-212- No Parts No. Description QTY R128,814,815,837,838 005-52123-301 CHIP RESISTOR 12 K +-5% 5 (1608) (MCR03EZHJ123) (ROHS) R218 005-... 528,543, 818,819,883,884 R106,113,225,226,315,544 005-52104-301 CHIP RESISTOR 100 K +-5% 6 (1608) (ROHS) PARTS LIST 10 Ref. No Parts No. ZENER DIODE TCLLZ51V 5 001 (TAK CHEONG) (SMT) 5.1V 0.5W (ROHS) D301,303 004-80051-401 SW.DIODES RB051L-40 ...ZENER DIODE TCLLZ39V 13 15,16,17 001 (TAK CHEONG) (SMT) 3.9V 0.5W (ROHS) ZD2,13,14,18,19 004-80051-212-
Description QTY SOT-23 (MOTOROLA)(ROHS) ZD3,4,5,6,7,8,9,10,11,12, 004-80039-212- No Parts No. Description QTY R128,814,815,837,838 005-52123-301 CHIP RESISTOR 12 K +-5% 5 (1608) (MCR03EZHJ123) (ROHS) R218 005-... 528,543, 818,819,883,884 R106,113,225,226,315,544 005-52104-301 CHIP RESISTOR 100 K +-5% 6 (1608) (ROHS) PARTS LIST 10 Ref. No Parts No. ZENER DIODE TCLLZ51V 5 001 (TAK CHEONG) (SMT) 5.1V 0.5W (ROHS) D301,303 004-80051-401 SW.DIODES RB051L-40 ...ZENER DIODE TCLLZ39V 13 15,16,17 001 (TAK CHEONG) (SMT) 3.9V 0.5W (ROHS) ZD2,13,14,18,19 004-80051-212-
Service Manual
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...-325 CERAMIC CHIP CAP 0.01 UF +- 3 10% 25V(1608) (MCH182C103KK) (ROHS) C121,203,204,205,206,213 006-72105-525 CERAMIC CHIP CAP 1 UF 22 PARTS LIST 11 Ref. No Parts No. No Parts No. Ref.
...-325 CERAMIC CHIP CAP 0.01 UF +- 3 10% 25V(1608) (MCH182C103KK) (ROHS) C121,203,204,205,206,213 006-72105-525 CERAMIC CHIP CAP 1 UF 22 PARTS LIST 11 Ref. No Parts No. No Parts No. Ref.
Service Manual
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... FB2,11,15,24,33,34,36,38, 39,40,41,42,43, 44,45,301,801 F301 F302 R701 R702 R704 R703 R705 R700 Parts No. Description QTY 900 CHASSIS ASSY 001-34190-900 Y3419 JACK P.C.B. (FR4) 2 1 LAYER (42*30*1.6)MM (ROHS) 005-52101-301 CHIP RESISTOR 100 OHM +- 1 5% (1608...-52221-301 CHIP RESISTOR 220 OHM +-5% 3 (1608) (MCR03EZHJ221) (ROHS) SMT-34190- No R708 R706,707,710 U10 U7 U8 U5 U11 U12 U9 U3 PARTS LIST 12 Parts No. IC LD1117L33TN3-A-R (UTC) 1 190 TO-252 (SMT) 3.3V 0.8A VOLTAGE REGULATOR IC (ROHS) 002-01117-004- ROHS 050-43216-202 2A/63V (SMT...
... FB2,11,15,24,33,34,36,38, 39,40,41,42,43, 44,45,301,801 F301 F302 R701 R702 R704 R703 R705 R700 Parts No. Description QTY 900 CHASSIS ASSY 001-34190-900 Y3419 JACK P.C.B. (FR4) 2 1 LAYER (42*30*1.6)MM (ROHS) 005-52101-301 CHIP RESISTOR 100 OHM +- 1 5% (1608...-52221-301 CHIP RESISTOR 220 OHM +-5% 3 (1608) (MCR03EZHJ221) (ROHS) SMT-34190- No R708 R706,707,710 U10 U7 U8 U5 U11 U12 U9 U3 PARTS LIST 12 Parts No. IC LD1117L33TN3-A-R (UTC) 1 190 TO-252 (SMT) 3.3V 0.8A VOLTAGE REGULATOR IC (ROHS) 002-01117-004- ROHS 050-43216-202 2A/63V (SMT...
Service Manual
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No U1 U2 Q8,9 Parts No. IC R8A69950BG (RENESAS) 1 195 (BGA-297) SMT ATSC DIGITAL TV DECODER IC (ROHS) 003-23904-001- Description QTY R100 005-52302-301 CHIP RESISTOR 3 K +-5% 1 (1608) (MCH03EZHJ302) (ROHS) R86,89 005-52304-301 CHIP RESISTOR 300 K +-5% 2 (... 005-53101-301 CHIP RESISTOR (MULTIPLE) 2 100 OHM +-5%(1608) X 4 (ROHS) RN11,12,13,14,15,16,17, 005-53220-301 CHIP RESISTOR (MULTIPLE) 10 18,19,22 22 OHM +-5%(1608) X 4 (RCML08W220JB) (ROHS) RN1,2,3,4,5,6,7,8,9,10 005-53470-301 CHIP RESISTOR (MULTIPLE) 10 47 OHM +-5%(1608) X 4 (ROHS) C69 006-72101-325 CERAMIC ...
No U1 U2 Q8,9 Parts No. IC R8A69950BG (RENESAS) 1 195 (BGA-297) SMT ATSC DIGITAL TV DECODER IC (ROHS) 003-23904-001- Description QTY R100 005-52302-301 CHIP RESISTOR 3 K +-5% 1 (1608) (MCH03EZHJ302) (ROHS) R86,89 005-52304-301 CHIP RESISTOR 300 K +-5% 2 (... 005-53101-301 CHIP RESISTOR (MULTIPLE) 2 100 OHM +-5%(1608) X 4 (ROHS) RN11,12,13,14,15,16,17, 005-53220-301 CHIP RESISTOR (MULTIPLE) 10 18,19,22 22 OHM +-5%(1608) X 4 (RCML08W220JB) (ROHS) RN1,2,3,4,5,6,7,8,9,10 005-53470-301 CHIP RESISTOR (MULTIPLE) 10 47 OHM +-5%(1608) X 4 (ROHS) C69 006-72101-325 CERAMIC ...
Service Manual
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...) 0.9 OHM;300MA MAX;(MAX ECHO);ROHS 027-04301-001 CHIP BEADS ACM201209A301 5 300 OHM +-25%(2012)0.05 OHM DCR;3A MAX. (MAXECHO); Y3419 100~240V "MEMOREX" 1 320 UL APP. A077N2180103AB*YC; ROHS Description QTY 006-72105-350 CERAMIC CHIP CAP 1 UF +- 1 10% 50 (1608) (ROHS) X7R 006-72121-350 CERAMIC CHIP... C20,153 C159 C19 C71,72,73,76 C107,113,115 C3,45,95,99,103,111,129, 145,147 C91,101,105,166 L2 Parts No. Y001- ROHS 052-27000-906 CRYSTAL:27MHZ (VC-FXO- 1 65F) (SMT) (INTERQUIP) 15PF;+-30PPM (ROHS) Y3419- Description QTY 015-00047-905 CHIP INDUCTOR 4.7 UH...
...) 0.9 OHM;300MA MAX;(MAX ECHO);ROHS 027-04301-001 CHIP BEADS ACM201209A301 5 300 OHM +-25%(2012)0.05 OHM DCR;3A MAX. (MAXECHO); Y3419 100~240V "MEMOREX" 1 320 UL APP. A077N2180103AB*YC; ROHS Description QTY 006-72105-350 CERAMIC CHIP CAP 1 UF +- 1 10% 50 (1608) (ROHS) X7R 006-72121-350 CERAMIC CHIP... C20,153 C159 C19 C71,72,73,76 C107,113,115 C3,45,95,99,103,111,129, 145,147 C91,101,105,166 L2 Parts No. Y001- ROHS 052-27000-906 CRYSTAL:27MHZ (VC-FXO- 1 65F) (SMT) (INTERQUIP) 15PF;+-30PPM (ROHS) Y3419- Description QTY 015-00047-905 CHIP INDUCTOR 4.7 UH...
Service Manual
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...) (ROHS) Y3719- Description QTY 059-34190-201 SW.ADA.ADS-60W-12-2 1 12060"MEMOREX"UL/FCC OP:12V 5A; UL60065(HONOR)ROHS Y3419-UL- Y3719 FOOT STAND 1 V (...138-31190-040- No CN71 TO CN5 PARTS LIST 15 Parts No. No CN703 TO SPEAKER CN72 TO CN3 CN57 TO LCD PANEL CN55 TO CN700 CN21 TO CN705...TC-YC060070) ROHS 025-10006-130 6P #28UL J.WIRE 250MM (2P 1 2MM) JST; Y3719 TV CASING ASSY (UL) 1 CASING-UL-02 (CMO DISPLAY) 029-12608-806 58*126MM SPEAKER 8...TFT DISPLAY M190A1-L02 1 (CHI MEI);ROHS (19" WIDE TFT LCD DISPLAY MODULE;4CCFL) 125-31191-000 Y3119 JACK COVER 1 PLATE_UL (W/O SK.) (BLACK PVC...
...) (ROHS) Y3719- Description QTY 059-34190-201 SW.ADA.ADS-60W-12-2 1 12060"MEMOREX"UL/FCC OP:12V 5A; UL60065(HONOR)ROHS Y3419-UL- Y3719 FOOT STAND 1 V (...138-31190-040- No CN71 TO CN5 PARTS LIST 15 Parts No. No CN703 TO SPEAKER CN72 TO CN3 CN57 TO LCD PANEL CN55 TO CN700 CN21 TO CN705...TC-YC060070) ROHS 025-10006-130 6P #28UL J.WIRE 250MM (2P 1 2MM) JST; Y3719 TV CASING ASSY (UL) 1 CASING-UL-02 (CMO DISPLAY) 029-12608-806 58*126MM SPEAKER 8...TFT DISPLAY M190A1-L02 1 (CHI MEI);ROHS (19" WIDE TFT LCD DISPLAY MODULE;4CCFL) 125-31191-000 Y3119 JACK COVER 1 PLATE_UL (W/O SK.) (BLACK PVC...
Service Manual
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...-23012-451 SCREW 3X12 KM (STAINLESS 2 STEEL);ROHS FOOT ASSEMBLY 144-24008-101- SCREW 3*4 STB (TB) WHITE 12 COVER * 10 001 ZINC (ROHS) PARTS LIST PARTS LIST 16 Ref. SCREW 3*12 STB (TB) (WHITE 4 ADAPTOR 001 ZINC) ROHS 145-10830-008 FIBRE WASHER M3;ROHS 9 FOR FOOT ASSY 145-21170-... REAR CABINET TO 144-53012-212 SCREW 3X12 STB (TB) 12 FORNT CABINET BLACK;ROHS U11_WALL MONT 144-53012-222- Y3719 "MEMOREX MLT1912" 1 4 PACKING ASSY(TARGET DI)(SUFFIX B) W/DPC LABEL FOR LCD MTG BKT TO 144-53008-212 SCREW 3X8 STB (TB) BLACK 45 FRONT CAB. * 14 (N89-3008-45) (TAPTITE- Y3419...
...-23012-451 SCREW 3X12 KM (STAINLESS 2 STEEL);ROHS FOOT ASSEMBLY 144-24008-101- SCREW 3*4 STB (TB) WHITE 12 COVER * 10 001 ZINC (ROHS) PARTS LIST PARTS LIST 16 Ref. SCREW 3*12 STB (TB) (WHITE 4 ADAPTOR 001 ZINC) ROHS 145-10830-008 FIBRE WASHER M3;ROHS 9 FOR FOOT ASSY 145-21170-... REAR CABINET TO 144-53012-212 SCREW 3X12 STB (TB) 12 FORNT CABINET BLACK;ROHS U11_WALL MONT 144-53012-222- Y3719 "MEMOREX MLT1912" 1 4 PACKING ASSY(TARGET DI)(SUFFIX B) W/DPC LABEL FOR LCD MTG BKT TO 144-53008-212 SCREW 3X8 STB (TB) BLACK 45 FRONT CAB. * 14 (N89-3008-45) (TAPTITE- Y3419...