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CAUTION:

 Before servicing the chassis, read the “IMPORTANT SERVICE SAFETY INFORMATION” section on   

page 2 of this manual. 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 
 

CONTENTS

 

IMPORTANT SERVICE SAFETY INFORMATION................ 

DISASSEMBLY FOR REPAIR ............................................... 

WIRING DIAGRAM……………………………………....…. 

EXPLODED VIEW (CABINET).............................................   

PARTS LIST ..........................................………….................   

 

 

 

 

 

 

 

 

 

 

 

Note:

 Follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.

 

19" LCD TV W/ATSC & NTSC-M 

MEMOREX MLT1912 “B” 

 
SERVICE MANUAL

 

©

 2007-  PRINTED IN 

 

Y3719(Y371900-17541-004-05-42)

Summary of Contents for MLT1912 "B"

Page 1: ...RTANT SERVICE SAFETY INFORMATION DISASSEMBLY FOR REPAIR WIRING DIAGRAM EXPLODED VIEW CABINET PARTS LIST Note Follows a policy of continuous advancements in development For this reason specifications may be changed without notice 19 LCD TV W ATSC NTSC M MEMOREX MLT1912 B SERVICE MANUAL 2007 PRINTED IN Y3719 Y371900 17541 004 05 42 ...

Page 2: ...ser s authority to operate the equipment NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in a...

Page 3: ...BLY THE FOOT COVER 1 Remove the 2 screws A from foot cover and foot stand TO REMOVE THE REAR CABINET 2 Remove the 14 screws B from the back cabinet TO REMOVE THE MAIN PCB SHIELD COVER 3 Remove the 8 screws C from the main pcb shield cover ...

Page 4: ...O REMOVE THE JACK SHIELD COVER 4 Remove the 7 screws D from the jack shield cover TO REMOVE THE FRONT CABINET 5 Remove the 14 screws E from the front cabinet TO REMOVE THE LCD MTG BLK 6 Remove the 4 screws F from the LCD MTG BLK ...

Page 5: ...5 WIRING DIAGRAM ...

Page 6: ...6 ...

Page 7: ...719 H S CONTACT RUBBER FOR MEMOREX D BL 287C GY 424C W WHITE SK ROHS 1 Ref No Parts No Description QTY 103 03535 0320 Y3719 H S TOP CAB BLACK 31 KEY ROHS MEMOREX W L BU 285C WH L GY 429C SK 1 104 03530 010 M352M HANDSET BOTTOM CABINET BLACK ROHS 1 111 03530 010 M352M HANDSET BATTERY DOOR BLACK ROHS 1 137 11510 270 SPONGE 15 X 10 X 27 W ONE SIDE TAPE ROHS 1 144 12006 201 SCREW 2X6 BT ROHS 1 MI Y341...

Page 8: ...20300 049 Y3419 3P RCA JACK RCA 316V 030 R W Y PCB TYPE ALRIGHT ROHS 1 JK82 046 50100 010 S VIEDO SOCKET DSW 04 1P ALRIGHT ROHS 1 JK85 046 81500 001 Y3019 VGA SOCKET DP 001 1 Ref No Parts No Description QTY ALRIGHT ROHS JK86 046 20300 051 3P RCA JACK RCA 316V 090 G B R PCB TYPE ALRIGHT ROHS 1 X201 052 00503 100 CERAMIC RESONATOR 503KHZ ZTB503F58 2 PIN 20 OHM 500PF MOBICON ROHS 1 X101 052 04000 002...

Page 9: ...MT 32K 4096 8 EEPROM IC ROHS 1 U102 002 04053 070 IC 74HC4053 SOP16 200MIL 1 Ref No Parts No Description QTY U301 307 002 02596 001 164 IC N2596S 5 NIKO SEM TO 263 SMT ROHS 150KHZ 3A STEP DOWN VOLTAGE REGULATOR IC 2 U803 002 04558 001 150 IC D4558 CHMC SOP 8 SMT OP AMP IC ROHS 1 U802 002 07404 240 IC 74LVC04 APW PHILIPS TSSOP 14 SMT 1001U30 ROHS 1 U501 002 08125 001 236 IC FLI8125 GENESIS PQFP 208...

Page 10: ...52103 301 CHIP RESISTOR 10 K 5 1608 ROHS 24 R106 113 225 226 315 544 005 52104 301 CHIP RESISTOR 100 K 5 1608 ROHS 6 Ref No Parts No Description QTY R128 814 815 837 838 005 52123 301 CHIP RESISTOR 12 K 5 1608 MCR03EZHJ123 ROHS 5 R218 005 52151 301 CHIP RESISTOR 150 OHM 5 1608 ROHS 1 R881 882 005 52152 301 CHIP RESISTOR 1 5K 5 1608 MCR03EZHJ152 ROHS 2 R230 005 52153 301 CHIP RESISTOR 15 K 5 1608 R...

Page 11: ...04 205 206 213 006 72105 525 CERAMIC CHIP CAP 1 UF 22 Ref No Parts No Description QTY 214 216 217 223 224 225 228 249 250 251 255 257 259 822 825 826 80 20 25V 1608 ROHS Y5V C123 006 72152 350 CERAMIC CHIP CAP 0 0015 UF 10 50V 1608 ROHS X7R 1 C212 242 006 72153 325 CERAMIC CHIP CAP 0 015 UF 10 25V 1608 ROHS X7R 2 C102 110 127 129 226 227 231 246 261 268 302 304 306 312 314 315 317 319 320 322 324 ...

Page 12: ... 4 7 K 5 1608 ROHS 1 R700 005 52682 301 CHIP RESISTOR 6 8K 5 1608 MCR03EZHJ682 ROHS 1 SMT 34190 Y3419 SMT JACK BOARD 1 Ref No Parts No Description QTY 900 CHASSIS ASSY 001 34190 900 Y3419 JACK P C B FR4 2 LAYER 42 30 1 6 MM ROHS 1 R708 005 52101 301 CHIP RESISTOR 100 OHM 5 1608 ROHS 1 R706 707 710 005 52221 301 CHIP RESISTOR 220 OHM 5 1608 MCR03EZHJ221 ROHS 3 SMT 34190 910 Y3419 SMT ATSC BOARD CHA...

Page 13: ...RESISTOR 2 2 K 5 1608 ROHS 1 Ref No Parts No Description QTY R100 005 52302 301 CHIP RESISTOR 3 K 5 1608 MCH03EZHJ302 ROHS 1 R86 89 005 52304 301 CHIP RESISTOR 300 K 5 1608 MCR03EZHJ304 ROHS 2 R37 005 52331 301 CHIP RESISTOR 330 OHM 5 1608 ROHS 1 R12 005 52332 301 CHIP RESISTOR 3 3 K 5 1608 MCR03EZHJ332 ROHS 1 R7 8 005 52392 301 CHIP RESISTOR 3 9 K 5 1608 ROHS 2 R2 3 5 22 102 105 107 116 117 005 5...

Page 14: ...F 20 16V ELNA RV2 16V220MU 5 5 3 ROHS 9 C91 101 105 166 009 70476 416 CHIP ELECT CAP 47 UF 20 16V ELNA RV2 16V470M R 6 3 5 3 ROHS 4 L2 015 00010 904 CHIP INDUCTORS EBL2012 1ROK 1 UH 10 2012 0 4 OHM 50MA MAX MAX ECHO ROHS 1 Ref No Parts No Description QTY L1 015 00047 905 CHIP INDUCTOR 4 7 UH 20 2012 H500 0452 4R7 COILS ROHS 1 L6 7 015 00108 902 CHIP INDUCTOR HBL2012 R10J 100 NH 5 2012 0 9 OHM 300M...

Page 15: ... WIRE 420MM 2P 2MM TML JST CHUNGLING TC YC070001 ROHS 1 CN74 TO CN4 025 40006 093 6P J WIRE 28UL 90MM 2P 2MM TML JST ROHS RED 1 B 1 Ref No Parts No Description QTY LACK 5 CHUNGLING TC YC070047 CN71 TO CN5 025 40010 042 10P J WIRE 28UL 260MM 2P 2MM TML JST QIAOYUN YS R1050 06 ROHS 1 Y3719 C 0320 Y3719 MEMOREX COSMETIC ASSY SP MATT BLACK 1 101 37190 0320 V Y3719 FRONT CAB MEMOREX INJ BLACK ABS V0 SP...

Page 16: ...DIS FUNCTION KNOB 144 52006 222 001 SCREW 2 0 6 STB TB WHITE ZINC ROHS 4 MAIN PCB SHIELD COVER 10 144 53004 222 001 SCREW 3 4 STB TB WHITE ZINC ROHS 12 Ref No Parts No Description QTY MAIN PCB SHIELD TO JACK SHIELD COVER 2 FOR REAR CABINET TO FORNT CABINET 144 53012 212 SCREW 3X12 STB TB BLACK ROHS 12 U11_WALL MONT ADAPTOR 144 53012 222 001 SCREW 3 12 STB TB WHITE ZINC ROHS 4 145 10830 008 FIBRE W...

Page 17: ...scription QTY FOR REAR CABINET TO LCD MTG BKT 2 FOR LCD BKT 18CM FOR LCD BKT 11CM FOR LCD BKT 11CM FOR JACK SHIELD COVER 22CM FOR SPEAKER TO LCD BKT 44CM 142 11505 221 FELT 220 15 0 5 MM W ONE SIDE TAPE ROHS 5 PARTS LIST ...

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