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LG MP-42PZ12 Service Manual

LG MP-42PZ12 Service Manual

Chassis: np-00lg
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PLASMA MONITOR
SERVICE MANUAL
CHASSIS : NP-00LG
MODEL : MP-42PZ12
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html

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Summary of Contents for LG MP-42PZ12

  • Page 1 PLASMA MONITOR SERVICE MANUAL CHASSIS : NP-00LG MODEL : MP-42PZ12 CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ...................3 ADJUSTMENT INSTRUCTIONS ................4 BLOCK DIAGRAM ....................7 EXPLODED VIEW ....................12 EXPLODED VIEW PARTS LIST ................13 REPLACEMENT PARTS LIST................14 SCHEMATIC DIAGRAM ..................PRINTED CIRCUIT BOARD .................. - 2 -...
  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS IMPORT ANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.
  • Page 4: Adjustment Instructions

    ADJUSTMENT INSTRUCTIONS 1. Application Object (2) Vs Adjustment ¤ Connect pin 1 of CN811 to (+) jack of D.M.M. These instructions are applied to all of the PDP monitor, NP- ¤ŁAfter turning the VR8102(Vs CTL), voltage of D.M.M 00LG. adjust as same as Vs voltage which indicated on label of panel right/top.(Deviation : ±0.5V) 2.
  • Page 5 5. Color Temperature of STB White Balance Adjustment CVBS Signal Input 5-1. Required Equipment Color Analyzer(CA-110, CA-100 or same production) CVBS Signal Input 5-2. Connection diagram of equipment for measuring (1) To adjust the deviation of the STB signal output. (2) Use regular PDP Monitor(JIG).
  • Page 6 (3) Select CXA2101 ADJ STB(CH+/- button) by pressing INSTART button on Remote Control for adjustment. Select adjustment mode with VOL+ or VOL-.(Adjustment 0~4) (4) To adjust Low Light, stick sensor to 9th pattern(Dark). Select the B Cut(adjustment 0)/R Cut(adjustment 1), then adjust the B Cut/R Cut until color coordination becomes X=0.280±0.003, Y=0.310±0.003 and color temperature becomes 8.800cK ±...
  • Page 7: Block Diagram

    BLOCK DIAGRAM 1. VSC Board IC001 IC001 M37270 M37270 EEPROM EEPROM Micro-Co Micro-Com C Bus D-sub D-sub - 7 -...
  • Page 8 2. VSC Signal Flow(R/G/B-H/V) IC001 IC001 M37270 M37270 EEPROM EEPROM Micro-Co Micro-Com C Bus D-sub D-sub - 8 -...
  • Page 9 3. STB Main PDP MODUL E - 9 -...
  • Page 10 4. STB Signal Flow(R/G/B-H/V) PDP MODULE IC501 IC501 OPA3682 OPA3682 16pin 16pin IC 302 IC 302 SDA9410 SDA9410 100pin 100pin - 10 -...
  • Page 11 MEMO - 11 -...
  • Page 12: Exploded View

    EXPLODED VIEW - 12 -...
  • Page 13: Exploded View Parts List

    EXPLODED VIEW PARTS LIST Part No. Description 6348Q-E032D PDP,42” 16:9 852*480 FOR DND INTER 6871QTH023A PCB ASSEMBLY,ZCNT ASSY HAND INSERT 42SD3 Z_ 6871QZH020A PCB ASSEMBLY,ZSUS ASSY HAND INSERT 42SD3 Z_ 6871QTH024A PCB ASSEMBLY,ZCNT ASSY HAND INSERT 42SD3 Z_ 6871QRH013A PCB ASSEMBLY,XRRT ASSY HAND INSERT 42SD3 4L 6871QLH015A PCB ASSEMBLY,XRLT ASSY HAND INSERT 42SD3 4L 6871QYH018A...
  • Page 14: Replacement Parts List

    REPLACEMENT PARTS LIST RUN DATE : 2002.4.9 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION Q106 0TR387500AA CHIP 2SC3875S(ALY) KEC Q107 0TR387500AA CHIP 2SC3875S(ALY) KEC IC001 0IZZVA0038A MITSUBISHI 64 ST M37280 NP00LG Q108 0TR387500AA CHIP 2SC3875S(ALY) KEC IC002 0IAL240800A AT24C08 8D EEPROM(8K,IIC) CHIP 2SC3875S(ALY) KEC...
  • Page 15 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 16 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 17 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 18 April, 200 P/NO : 3828VD0113X Printed in Kore...
  • Page 20 PRINTED CIRCUIT BOARD MAIN(TOP) MAIN(BOTTOM) SPK(TOP) POWER S/W CONTROL SPK(BOTTOM)