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LCD MONITOR

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : MF-02HA

MODEL : MW-30LZ10

website:http://biz.LGservice.com

e-mail:http://www.LGEservice.com/techsup.html

Aug., 2002

Printed in Korea

P/NO : 3828VD0120B

Содержание MW-30LZ10

Страница 1: ...CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MF 02HA MODEL MW 30LZ10 website http biz LGservice com e mail http www LGEservice com techsup html Aug 2002 Printed in Korea P NO 3828VD0120B ...

Страница 2: ...CONTENTS Contents 2 Safety Precautions 3 Adjustment Instruction 4 Troubleshooting 6 Printed Circuit Board 7 Block Diagram 11 Exploded View 16 Exploded View Parts List 17 Replacement Parts List 18 SVC Sheet ...

Страница 3: ...tc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on positioin connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metalli...

Страница 4: ...cessary Do not adjust sub bright if there is no specific designation 3 RGB CUT OFF Adjustment Under examination about auto adjustment which correspond to the new Rembrandt 1A 3 2 EDID The Extended Display Identification Data Adjustment 1 This is the function that is made for the realization of Plug and Play which makes possible to use the user environment right after reorganization by communicatin...

Страница 5: ...PATTERN of HEAT RUN mode by pressing ADJ button on Remote Control for adjustment then operate HEAT RUN more than 15 minute 2 Supply pattern signal for WB adjustment in pattern generator RGB1 INPUT 3 Low Light has no special adjustment 4 To adjust High Light stick sensor to 2th pattern White select and adjust the PC GAIN by pressing INSTSRT button on Remote Control for adjustment After select the R...

Страница 6: ...801 3 Check R937 R939 when the Pin Bias power no7 of U903 is abnormal normal 15V 25V Replace U903 FAN7554 parts Check the error of Q802 4 Replace T802 1 Replace U901 MC33368D when there is no error in the peripheral parts Check the error of Q801 2 Replace T801 1 Fuse open 2 Error of rectying circuit EMI Filter 1 Short of output terminal 2 Input error of parts 3 Error of U902 and peripheral circuit...

Страница 7: ... 7 PRINTED CIRCUIT BOARD MAIN TOP ...

Страница 8: ... 8 MAIN BOTTOM ...

Страница 9: ... 9 SIDE A V TOP SIDE A V BOTTOM ...

Страница 10: ... 10 CONTROL TOP POWER TOP POWER BOTTOM CONTROL BOTTOM ...

Страница 11: ... 11 BLOCK DIAGRAM 1 VSC Board ...

Страница 12: ...detail 4 RGB 2 Mode Compatibility Up to SXGA 60Hz See Compatibility Table in Product Specification in detail 2 2 Video Controls 1 RGB Video Controls Contrast Brightness Color Red Color Green Color Blue User Setting Reset Clock Phase Auto Tracking Automatic Clock Phase Optimization 2 AV Video Controls AV1 AV2 S Video Component 1 Component 2 Contrast Brightness Color Level Saturation Tint Hue Sharpn...

Страница 13: ... 13 3 Power ...

Страница 14: ...oltage and Output load the output voltage is watched and feedback to switching part 5 10 through the control circuit 9 BLOCK 2 works as Forward converter method by receiving Input of BLOCK 1 and supplies MAIN DC 24V 12V voltage and the Step Down circuit 8 supplies 18V Also BLOCK 3 works as Flyback converter method by receiving Input of BLOCK 1 and supplies 5V for Stanby Protection circuit is built...

Страница 15: ...MEMO 15 ...

Страница 16: ... 16 EXPLODED VIEW 112 300 400 520 501 530 580 531 420 410 550 551 540 570 943 ...

Страница 17: ...10 MAIN BO 6871VMN637A PCB ASSEMBLY MAIN MF 02HA MW 30LZ10 MAIN BO 530 6871VSN182B PCB ASSEMBLY SUB A V MF 02HA MW 30LZ10 AV BOARD 531 4930V00226E HOLDER AV 540 3141VPN048A CHASSIS ASSEMBLY SMPS MF 02HA LCD30 SWITCH 550 6871VSN181A PCB ASSEMBLY SUB SPK MF 02HA MW 30LZ10 SPK BOAR 551 4930V00224C HOLDER SPK JACK 560 6633VA0004A INVERTER ASSEMBLY 24VOLT 1100VOLT K S KLS300W1 570 6871VSN180A PCB ASSEM...

Страница 18: ...C204 IC205 IC206 IC207 IC208 IC209 IC501 IC502 IC503 IC504 IC505 IC506 IC508 IC509 IC510 IC511 IC601 IC602 IC603 IC604 IC605 IC606 IC701 IC702 IC703 IC704 IC705 IC706 IC707 IC708 IC710 IC801 0IMCRRS001A 0IDS232000A 0IDS170800A 0ISJ111733A 0IMMRSS064A 0IMMRMR006A 0IPH748600D 0IOK825522A 0IKE704200J 0IAL241610A 0IMCRFA008A 0IFA741230A 0IMCRFA008A 0ISJ111733A 0IIT323000E 0IPRPML001A 0IMCRG2001A 0ISS4...

Страница 19: ...01 C510 C523 C525 C527 C529 C531 C533 C535 C537 C540 C542 C576 C586 C588 C590 C594 C598 C602 C605 C612 C615 C621 C630 C631 C634 C639 C642 C646 C654 C661 C669 C676 C677 C678 C679 C682 C683 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 181 064P 0CE106SF6DC 0CE107VF6DC 0CE107VF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC...

Страница 20: ... A V 2P MONO LOCA NO PART NO DESCRIPTION P102 P103 P104 P501 P502 P507 AR001 AR002 AR003 AR004 AR005 AR006 AR007 AR008 AR201 AR202 AR203 AR204 AR205 AR206 AR207 AR208 AR513 AR514 AR515 AR516 AR517 AR518 AR519 AR520 AR521 AR522 AR523 AR524 AR701 AR702 AR703 AR704 AR705 AR706 R501 R502 R503 R504 SW01 SW001 SW02 SW03 380 363K 6612J00010B 6612TAH002A 6612VJH018A 6612JH003EA 6612BBBHN6A 0RRZVTA001D 0RR...

Страница 21: ...ILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC BK2125 HS 750 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HH 1M3216 501 FILTER EMC HB 1S2012 080JT FILTER EMC HH 1M3216 501...

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