hit counter code
LG 50PF95 Service Manual
  1. Manuals
  2. Brands
  3. LG Manuals
  4. Plasma TV
  5. 50PF95
  6. Service manual
LG 50PF95 Service Manual

LG 50PF95 Service Manual

Hide thumbs Also See for 50PF95:
Table of Contents

Advertisement

Quick Links

Download this manual
PLASMA TV
SERVICE MANUAL
CHASSIS : PD75A
MODEL : 50PF95
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Internal Use Only
website:http://biz.LGservice.com
50PF95-ZA

Advertisement

Table of Contents
loading

Related Manuals for LG 50PF95

Summary of Contents for LG 50PF95

  • Page 1 Internal Use Only website:http://biz.LGservice.com PLASMA TV SERVICE MANUAL CHASSIS : PD75A MODEL : 50PF95 50PF95-ZA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Table Of Contents

    EXPLODED VIEW .................. 22 EXPLODED VIEW PARTS LIST ............. 23 REPLACEMENT PARTS LIST ............... 24 SVC. SHEET ....................PRINTED CIRCUIT DIAGRAM ..............Copyright©2007 LG Electronics. Inc. All right reserved. - 2 - LGE Internal Use Only Only for training and service purposes...

  • Page 3: Safety Precautions

    An other abnormality exists that must be corrected before the receiver is returned to the customer. Copyright©2007 LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes...

  • Page 4: Specification

    LGE SPEC. 2)Humidity : 20~80% Storage Environment 3)Temp. : -10~60deg 4)Humidity : 10~90% Input Voltage 100-240V~, 50/60Hz Maker : LG Copyright©2007 LG Electronics. Inc. All right reserved. - 4 - LGE Internal Use Only Only for training and service purposes...
  • Page 5 Component Input (1EA) Y/Cb/Cr, Y/Pb/Pr RGB Input(1EA) RGB-PC HDMI Input(2EA) HDMI-DTV & SOUND Audio Input (3EA) PC Audio, Component, AV L/R Input Copyright©2007 LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only Only for training and service purposes...
  • Page 6 6500 7500 Warm - Picture : Dynamic (cool) Color pull in Range -500 +500 NTSC -500 +500 Color killer Sensitivity Copyright©2007 LG Electronics. Inc. All right reserved. - 6 - LGE Internal Use Only Only for training and service purposes...

  • Page 7: Adjustment Instruction

    (6) Factoring Option Data input. P812 Va Adj (V901) <50” FHD : EAY38800401/0801> (Fig.1) Connection diagram of power adjustment for measuring Copyright©2007 LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only Only for training and service purposes...
  • Page 8 Product ID EDID table (6) Auto-RGB OK means the adjustment is completed. 50PF95 Analog 50035 C373 73C3 Digital 50036 C374 74C3 Copyright©2007 LG Electronics. Inc. All right reserved. - 8 - LGE Internal Use Only Only for training and service purposes...
  • Page 9 (3) Aging time : keep white pattern using inside pattern. (5) After downloading complete, the ‘OK’ word appears. (6) Auto-RGB OK means the adjustment is completed. Copyright©2007 LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only...

  • Page 10: Baud : 115200Bps, Rs232 Host : Pc, Echo : None

    (2) Push the IN-STOP key of adjustment remote controller - Control R GAIN and G GAIN by lowering from 80. before the factory shipment. Copyright©2007 LG Electronics. Inc. All right reserved. - 10 - LGE Internal Use Only Only for training and service purposes...

  • Page 11: Trouble Shooting

    11. Check the Y B/D 9. Check the Power Manufacture’s model Module output circuit Module output circuit Board Output high passage tension circuit Copyright©2007 LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...
  • Page 12 3.4V 12P(P802) 3.4V 3.4V 13P(P800) AC_ON RL_ON STBY 5V Vs On In 5V On In STBY 5V 3.4V ON In Copyright©2007 LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes...
  • Page 13 After removing the cables, connect them to the Power Board(except the SC101 connection cable), and change the AC voltage marking to manual. When ST-BY 5V does not operate, replace the Power Board. Copyright©2007 LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only...
  • Page 14 After a COF crisis for each board, check the normal operation. For normal operation, normal ? corresponding COF failure means the module should be relaced. Copyright©2007 LG Electronics. Inc. All right reserved. - 14 - LGE Internal Use Only Only for training and service purposes...
  • Page 15 Check the PDP Module Reconnect the LVDS Is the LVDC cable normal? cable in P800 Is the IC700(FLI8548) Replace the VSC. Output normal? Copyright©2007 LG Electronics. Inc. All right reserved. - 15 - LGE Internal Use Only Only for training and service purposes...
  • Page 16 Replace the VSC B/D IC(IC700) operate? normal? Replace the FIL8548 IC(IC700) Is the Ctrl Board of Replace the Ctrl B/D. Module normal? Copyright©2007 LG Electronics. Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes...
  • Page 17 Are the Input voltage, IIC Is the CXA2069Q normal? Replace the IC. Communication and HV sync normal? Same as Block A Copyright©2007 LG Electronics. Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes...
  • Page 18 (8) In case of an unusual display in SCART2 mode Is the Video input of the Check the input source A/V Jack(J1201) normal? Same as Block A Copyright©2007 LG Electronics. Inc. All right reserved. - 18 - LGE Internal Use Only Only for training and service purposes...
  • Page 19 Replace the IC1300 Is the IC1301 for specific? CAX2069 refer to circuit diagram (STA335BW) operating normally? (except HDMI,DTV,RF) Replace the VSC B/D Copyright©2007 LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only Only for training and service purposes...

  • Page 20: Block Diagram

    BLOCK DIAGRAM Copyright©2007 LG Electronics. Inc. All right reserved. - 20 - LGE Internal Use Only Only for training and service purposes...
  • Page 21 MEMO Copyright©2007 LG Electronics. Inc. All right reserved. - 21 - LGE Internal Use Only Only for training and service purposes...

  • Page 22: Exploded View

    EXPLODED VIEW Copyright©2007 LG Electronics. Inc. All right reserved. - 22 - LGE Internal Use Only Only for training and service purposes...

  • Page 23: Exploded View Parts List

    Plate Assembly, ASSY PLATE TUNER COVER SMALL, 60PY3_FULL_HD_WITHOUT CI CARD SLOT EBR39498713 Hand Insert PCB Assembly, Main MAIN T.T PD75A 50PF95-ZA ARULLH Hand Insert PCB Assembly EBR37489201 Hand Insert PCB Assembly, SUB M.I PD75A 60PY3DF-ZA - Fan Ass’y Hand Insert...

  • Page 24: Replacement Parts List

    0603B104K500CT 100nF 10% 50V X7R C1305 0CK104CK56A 0603B104K500CT 100nF 10% 50V X7R C1121 0CK104CK56A 0603B104K500CT 100nF 10% 50V X7R Copyright © 2007 LG Electronics. Inc. All right reserved. - 24 - LGE Internal Use Only Only for training and service purposes...
  • Page 25 0603B104K160CT 100nF 10% 16V X7R C1364 0CK104CK56A 0603B104K500CT 100nF 10% 50V X7R C150 0CK104CF56A 0603B104K160CT 100nF 10% 16V X7R Copyright © 2007 LG Electronics. Inc. All right reserved. - 25 - LGE Internal Use Only Only for training and service purposes...
  • Page 26 MVK6.3TP16VC47M 47uF 20% 16V 80MA C195 0CC220CK41A C1608C0G1H220JT 22pF 5% 50V C0G - C427 0CK104CK56A 0603B104K500CT 100nF 10% 50V X7R Copyright © 2007 LG Electronics. Inc. All right reserved. - 26 - LGE Internal Use Only Only for training and service purposes...
  • Page 27 0603B104K500CT 100nF 10% 50V X7R C635 0CK472CK56A 0603B472K500CT 4.7nF 10% 50V X7R C751 0CK104CK56A 0603B104K500CT 100nF 10% 50V X7R Copyright © 2007 LG Electronics. Inc. All right reserved. - 27 - LGE Internal Use Only Only for training and service purposes...
  • Page 28 MVK6.3TP16VC100M 100uF 20% 16V 11 C810 0CK103CK56A 0603B103K500CT 10nF 10% 50V X7R - C908 0CK104CF56A 0603B104K160CT 100nF 10% 16V X7R Copyright © 2007 LG Electronics. Inc. All right reserved. - 28 - LGE Internal Use Only Only for training and service purposes...
  • Page 29 KIA78R09F 10TO25V 9V 8W DPAK R/TP D906 0DD100009AM EU1ZV(1) 200V 2.5V 10UA 15A 400NS IC406 0IPMGKE032A KIA78R09F 10TO25V 9V 8W DPAK R/TP Copyright © 2007 LG Electronics. Inc. All right reserved. - 29 - LGE Internal Use Only Only for training and service purposes...
  • Page 30 Inductor, D75C-646CY-220M=P3 22UH 20% 0V 1. L1208 6210TCE001Z Filter, HH-1M2012-600JT 60OHM 2X1.25X1MM L1306 0LCTO00019A Inductor, D75C-646CY-220M=P3 22UH 20% 0V 1. Copyright © 2007 LG Electronics. Inc. All right reserved. - 30 - LGE Internal Use Only Only for training and service purposes...
  • Page 31 MCR03EZPJ470 47OHM 5% 1/10W 1608 AR104 0RJ0472C687 RCA86TRJ47R0 47OHM 5% 1/16W 4 SMD R1020 0RJ6800D677 MCR03EZPJ681 680OHM 5% 1/10W 1608 Copyright © 2007 LG Electronics. Inc. All right reserved. - 31 - LGE Internal Use Only Only for training and service purposes...
  • Page 32 MCR03EZPJ224 220KOHM 5% 1/10W 160 R1118 0RJ1001D677 MCR03EZPJ102 1KOHM 5% 1/10W 1608 R1207 0RJ2203D677 MCR03EZPJ224 220KOHM 5% 1/10W 160 Copyright © 2007 LG Electronics. Inc. All right reserved. - 32 - LGE Internal Use Only Only for training and service purposes...
  • Page 33 MCR03EZPJ390 39OHM 5% 1/10W 1608 R1280 0RJ1001D677 MCR03EZPJ102 1KOHM 5% 1/10W 1608 R1349 0RJ0392D677 MCR03EZPJ390 39OHM 5% 1/10W 1608 Copyright © 2007 LG Electronics. Inc. All right reserved. - 33 - LGE Internal Use Only Only for training and service purposes...
  • Page 34 MCR03EZPJ330 33OHM 5% 1/10W 1608 R1436 0RJ1201C678 MCR01MZPJ122 1.2KOHM 5% 1/16W 100 R1709 0RJ1002D677 MCR03EZPJ103 10KOHM 5% 1/10W 1608 Copyright © 2007 LG Electronics. Inc. All right reserved. - 34 - LGE Internal Use Only Only for training and service purposes...
  • Page 35 MCR03EZPJ101 100OHM 5% 1/10W 1608 R1769 0RJ0222D677 MCR03EZPJ220 22OHM 5% 1/10W 1608 R220 0RJ1000D677 MCR03EZPJ101 100OHM 5% 1/10W 1608 Copyright © 2007 LG Electronics. Inc. All right reserved. - 35 - LGE Internal Use Only Only for training and service purposes...
  • Page 36 MCR03EZPJ221 220OHM 5% 1/10W 1608 R439 0RJ1000D677 MCR03EZPJ101 100OHM 5% 1/10W 1608 R648 0RJ1001D677 MCR03EZPJ102 1KOHM 5% 1/10W 1608 Copyright © 2007 LG Electronics. Inc. All right reserved. - 36 - LGE Internal Use Only Only for training and service purposes...
  • Page 37 MCR03EZPJ472 4.7KOHM 5% 1/10W 160 R721 0RJ0000C678 MCR01MZPJ000 0OHM 5% 1/16W 1005 R R792 0RJ0222C678 MCR01MZPJ220 22OHM 5% 1/16W 1005 Copyright © 2007 LG Electronics. Inc. All right reserved. - 37 - LGE Internal Use Only Only for training and service purposes...
  • Page 38 Wafer, SMW200-14P 14P 2.00MM 1R STRAIGHT R918 0RJ1002D677 MCR03EZPJ103 10KOHM 5% 1/10W 1608 P402 6602T20008G Wafer, SMW200-08P 8P 2.00MM 1R STRAIGHT Copyright © 2007 LG Electronics. Inc. All right reserved. - 38 - LGE Internal Use Only Only for training and service purposes...
  • Page 39 Bag, COMPLEX VINYL 180*150 0.58 H&C MODEL 4950TKA320A Plate, PRESS SBHG T1.2 SUPPORT UPSET FAB30021701 Screw, Machine 1SZZVMR001A RING WALL 5MM 25MM Copyright © 2007 LG Electronics. Inc. All right reserved. - 39 - LGE Internal Use Only Only for training and service purposes...
  • Page 40 Copyright©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 41 Copyright©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 42 Copyright©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 43 Copyright©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 44 PRINTED CIRCUIT BOARD MAIN (BOTTOM) MAIN (TOP) SIDE A/V (TOP) FAN B/D (TOP) PRE AMP (TOP) INTERFACE + FAN B/D (BOTTOM) PRE AMP (BOTTOM) Copyright©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 45 Sep., 2007 P/NO : MFL38705002 Printed in Korea...

Table of Contents