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LG MT-50PZ40 Service Manual
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LG MT-50PZ40 Service Manual

LG MT-50PZ40 Service Manual

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PLASMA MONITOR

SERVICE MANUAL

CHASSIS : RF-02CA
MODEL : MT-50PZ40
MODEL :
MT-50PZ41/H/V/VB/VS
MODEL :
MT/MZ-50PZ43/M/S/V/VS
MODEL :
MZ-50PZ42/42S
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CH
VOL
OK
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html

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Summary of Contents for LG MT-50PZ40

  • Page 1: Plasma Monitor

    PLASMA MONITOR SERVICE MANUAL CHASSIS : RF-02CA MODEL : MT-50PZ40 MODEL : MT-50PZ41/H/V/VB/VS MODEL : MT/MZ-50PZ43/M/S/V/VS MODEL : MZ-50PZ42/42S CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ...................3 DISCRIPTION OF CONTROLS ................. 4 ADJUSTMENT INSTRUCTIONS ................8 BLOCK DIAGRAM .....................11 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: Discription Of Controls

    CONTROLS DESCRIPTION <Front Panel Controls> ON/OFF MENU INPUT SELECT INPUT SELECT button Power standby indicator Main power button MENU button Illuminates red in standby mode. Illuminates green VOLUME ( ) buttons Remote control sensor when the Monitor is turned buttons <Back Panel>...
  • Page 5 <Back Panel> Socket Type AUDIO (MONO) AUDIO AUDIO VIDEO COMPONENT(480i/480p) AUDIO RGB1 OUTPUT AUDIO RGB1 INPUT RGB2 INPUT RS-232C INPUT EXTERNAL SPEAKER (8Ω) EXTERNAL SPEAKER (8Ω) AC INPUT S-VIDEO INPUT INPUT (DVD INPUT) INPUT (PC OUTPUT) INPUT (PC INPUT) (DIGITAL RGB INPUT) (CONTROL/SERVICE) Scart Type RGB1 OUTPUT...
  • Page 6 9. NUMBER BUTTONS 10. VCR BUTTONS control a LG video cassette recorder. 11. WIN. SIZE adjusts the sub picture size. 12. ZOOM-/ZOOM+ 13. INPUT SELECT BUTTON selects TV, AV or PC monitor mode.
  • Page 7 Accessories POWER SLEEP INPUT SELECT PIP ARC TWIN PICTURE SWAP SUB INPUT MENU MUTE POWER STOP P/STILL PLAY 1.5V WIN.SIZE WIN.POSITION SPLIT ZOOM ZOOM - ZOOM + BNC-RCA adapter (optional) Owner’s Manual Remote control handset Alkaline batteries D-sub 15 pin cable DVI cable Power cord Simple monitor stand...

  • Page 8: Adjustment Instructions

    ADJUSTMENT INSTRUCTIONS 1. Application Object 4. MAX Bias Adjustment These instructions are applied to all of the PDP monitor, RF- 02CA. (1) Input Full White (255 Gray) signal which generated from Pattern Generator into CVBS and RGB1 Input part. (2) Press POWER ON KEY on R/C for adjustment and select MAX-BIAS 2.

  • Page 9: Required Equipment

    (2) Vs adjustment COLOR 1) Connect + terminal of D.M.M to Vs pin of P805 and ANALYZER connect – terminal to GND pin of P805. TYPE;CA-100 R-L 70 2) After turning the VR1, voltage of D.M.M adjustment as G-L 70 R-M 128 same as Vs voltage which on label of panel Right/Top.

  • Page 10: Required Test Equipment

    (4) To adjust Low Light , stick sensor to Gray Level(or 15±5 7) If Check Sum is OK, DDC Data for Analog-RGB input is Cd/m2) Pattern, press ADJ Key on R/C for adjustment and completed. press v, x on R/C in adjustment mode to select R-L or G-L, (2) DDC Data input for Digital-RGB press VOL +, - Key and adjust it until color coordination becomes as below.

  • Page 11: Block Diagram

    BLOCK DIAGRAM - 11 -...

  • Page 12: Exploded View

    EXPLODED VIEW - 12 -...

  • Page 13: Exploded View Parts List

    PCB ASSEMBLY,ZSUS ASSY HAND INSERT 50WX1 2 4980V00416A SUPPORTER ASSY,MN-50PZ40 RIGHT 4980V00416B SUPPORTER ASSY,MN-50PZ40 LEFT 4980V00498A SUPPORTER ASSY,SMPS MN-50PZ40 4980V00498B SUPPORTER ASSY,SMPS MN-50PZ40 DELTA 3091V00433B CABINET ASSEMBLY,MZ-50PZ41 LG FLATRON 3091V00433G CABINET ASSEMBLY,MZ-50PZ43S SILVER 3091V00433F CABINET ASSEMBLY,BLACK 4980V00361A SUPPORTER,FILTER TOP MN-50PZ40 4980V00362A SUPPORTER,FILTER BOTTOM MN-50PZ40 4980V00363A...

  • Page 14: Replacement Parts List

    REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION IC858 0IMCRRH001A BA033FP ROHM 3P-SOP,TO252-3 R/ TRANSISTOR 0IMI623200B M62320FP,I/O EXPANDER 16P SOP 0IDS162100B DS1621V 8P SOIC ST THERMOSTAT 0TR830009BA BSS83 TP PHILIPS NON N-CHANNEL 0ISS278050A KA278R05 4P,TO-220F BK LOW DRO 0TR830009BA BSS83 TP PHILIPS NON N-CHANNEL 0ISH092100A...
  • 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 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 19 CABLE ASSY,LM295B 20P SCART TO RCA3P ACCESSORIES 3828VA0351A MANUAL,OWNERS RF02CA MT/Z-50PZ41/43 3828VA0351C MANUAL,OWNERS RF02CA MT/Z-50PZ41/43 3828VA0385G MANUAL,OWNERS 50PZ40/1/3V PL/EN 3828VA0385A MANUAL,OWNERS 50PZ40/1/3V LG EN 6710V00067Y REMOTE CONTROLLER 6410VEH003C POWER CORD,M2511A-001 VOLEX 6410VBH003B POWER CORD, MP5004+V1625 VOLEX 6410VBH003C POWER CORD, MP5004(13A)+V1625...
  • Page 25 A/V NTSC(TOP) INTERFACE FIX(TOP) PRINTED CIRCUIT BOARD MAIN(TOP) INTERFACE FIX(BOTTOM) FAN CONTROL(TOP) A/V NTSC(BOTTOM) FAN CONTROL(BOTTOM) LOCAL KEY(TOP) AUDIO(TOP) LOCAL KEY(BOTTOM) MAIN(BOTTOM) POWER S/W(TOP) POWER S/W(BOTTOM) AUDIO(BOTTOM) RIGHT SPK(TOP) RIGHT SPK(BOTTOM) PRE-AMP(TOP) PRE-AMP(BOTTOM)
  • Page 26 Jan.,2003 P/NO : 3828VD0121C Printed in Korea...

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