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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-50PZ40/41/41H/41V
MODEL :
MT/MZ-50PZ43/43S/43V/43VS
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 SERVICE MANUAL CHASSIS : RF-02CA MODEL : MT-50PZ40/41/41H/41V MODEL : MT/MZ-50PZ43/43S/43V/43VS 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 (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 (4) To adjust Low Light , stick sensor to Gray Level(or 20~25 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 4980V00361A SUPPORTER,FILTER TOP MN-50PZ40 4980V00362A SUPPORTER,FILTER BOTTOM MN-50PZ40 4980V00363A SUPPORTER,FILTER SIDE MN-50PZ40 3790V00311C...

  • Page 14: Replacement Parts List

    REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION TRANSISTOR 0IMI623200B M62320FP,I/O EXPANDER 16P SOP 0TR830009BA BSS83 TP PHILIPS NON N-CHANNEL 0IDS162100B DS1621V 8P SOIC ST THERMOSTAT 0TR830009BA BSS83 TP PHILIPS NON N-CHANNEL 0ISS278050A KA278R05 4P,TO-220F BK LOW DRO Q001 0TR387500AA 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 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION CA153 0CE107SF6DC 100UF MVG 16V M SMD R/TP AR202 0RRZVTA001D 22 OHM 1 / 16 W 1608 5% R/TP 4 22 OHM 1 / 16 W 1608 5% R/TP 4 CA154 0CE476SF6DC 47UF MVG 16V M SMD R/TP...
  • Page 18 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION AR510 0RRZVTA001D 22 OHM 1 / 16 W 1608 5% R/TP 4 L851 6210VC0006A FILTER,EMC FBMH3216 HM501NT 22 OHM 1 / 16 W 1608 5% R/TP 4 FILTER,EMC FBMH3216 HM501NT AR511 0RRZVTA001D L852...
  • Page 19 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION ACCESSORIES 3828VA0351A MANUAL,OWNERS RF02CA MT/Z-50PZ41/43 3828VA0351C MANUAL,OWNERS RF02CA MT/Z-50PZ41/43 6710V00067Y REMOTE CONTROLLER 6410VEH003B POWER CORD,M2511A VOLEX 6410VBH003B POWER CORD, MP5004+V1625 VOLEX 6850V00001A CABLE,FLAT 1566075-1 DVI A/D TO A/D 2000M 6866VA9001B CONNECTOR (CIRC),D-SUB 2990-9C UL 1161 - 19 -...
  • 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 Nov.,2002 P/NO : 3828VD0121C Printed in Korea...

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Mt-50pz41Mt-50pz41hMt-50pz41vMz-50pz43Mz-50pz43sMz-50pz43v ... Show all