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LG 50PG60D Service Manual
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LG 50PG60D Service Manual

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PLASMA TV
SERVICE MANUAL
CHASSIS : PE81A
MODEL : 50PG60D
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Internal Use Only
website:http://biz.LGservice.com
50PG60D-GE

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Summary of Contents for LG 50PG60D

  • Page 1 Internal Use Only website:http://biz.LGservice.com PLASMA TV SERVICE MANUAL CHASSIS : PE81A MODEL : 50PG60D 50PG60D-GE CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Table Of Contents

    SPECIFICATION ..................4 ADJUSTMENT INSTRUCTION ..............6 TROUBLE SHOOTING ................13 BLOCK DIAGRAM...................22 EXPLODED VIEW .................. 24 SVC. SHEET ....................PRINTED CIRCUIT DIAGRAM ..............Copyright©2008 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©2008 LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes...

  • Page 4: Specification

    This spec is applied to the 50” PLASMA TV used PE81A Chassis. Chassis Model Name Market Brand Remark PE81A 50PG60D-GA(GE) Singapore Specification Each part is tested as below without special appointment. 1) Temperature : 25±5°C (77±9°F), CST : 40±5 2) Relative Humidity: 65±10% 3) Power Voltage: Standard Input voltage (100-240V~, 50/60Hz) * Standard Voltage of each product is marked by models.
  • Page 5 Component Input (1EA) Y/Cb/Cr, Y/Pb/Pr RGB Input(1EA) RGB-PC HDMIInput(4EA) HDMI-DTV & SOUND Audio Input (3EA) PC Audio, Component, AV L/R Input Copyright©2008 LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only Only for training and service purposes...

  • Page 6: Adjustment Instruction

    (PAL-BGDHI) * 720P/50Hz Pattern : 65 Pattern : 65 7 Color Bar 7 Color Bar * PAL 7 Color Bar Copyright©2008 LG Electronics. Inc. All right reserved. - 6 - LGE Internal Use Only Only for training and service purposes...
  • Page 7 1) Press ADJ key on R/C for adjustment. 2) Press VOL + key on “Channel Recover”. (Fig.4) Connection diagram of power adjustment for measuring Copyright©2008 LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only Only for training and service purposes...
  • Page 8 5. [5]-Checksum : Changeable by total EDID data. 6. [6]-Physical address : ex)HDMI1 10, HDMI2 : 20~HDMI4 : 40 - EDID Download is needed HDMI1~HDMI4. Copyright©2008 LG Electronics. Inc. All right reserved. - 8 - LGE Internal Use Only Only for training and service purposes...
  • Page 9 White-Balance, the pattern will come out. Full White Pattern CA-210 Color ANALYZER TYPE : CA-210 RS-232C Communication (Fig.6) Auto AV(CVBS) Color Balance Test Pattern Copyright©2008 LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only Only for training and service purposes...
  • Page 10 (3) Serial number D/L must be conformed when it is produced in production line, because serial number D/L is mandatory by D-book 4.0. Copyright©2008 LG Electronics. Inc. All right reserved. - 10 - LGE Internal Use Only Only for training and service purposes...
  • Page 11 0 : TV 40,60,90 10 : DTV 20 : SCART1 30 : SCART2 40 : Component 60 : RGB 90 : HDMI Copyright©2008 LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...
  • Page 12 Manual Config. Variable by each mode XGA Mode Variable by each mode Aspect Ratio 16:9 Reset Variable by each mode Copyright©2008 LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes...

  • Page 13: Trouble Shooting

    9. Check the Power Manufacture enterprise Module output circuit Module output circuit Board Output high meaning of a passage tension circuit Copyright©2008 LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes...
  • Page 14 P813 P811 P812 5VSC 5VSC 5V_MNT RL_ON M5V_ON M5V_ON 5V_MNT AC_DET RL_ON VS_ON M5V_ON AUTO_GND Description YH396-03 SMH200-22P YH396-10P YH396-10P Copyright©2008 LG Electronics. Inc. All right reserved. - 14 - LGE Internal Use Only Only for training and service purposes...
  • Page 15 Power Board(except the SC101 connection cable), the AC voltage marking is authorized on manual. When ST-BY 5V is not operated, replace Power Board. Copyright©2008 LG Electronics. Inc. All right reserved. - 15 - LGE Internal Use Only Only for training and service purposes...
  • Page 16 After crisis COF of each board, check the normality operates. normal ? If in case normality operates, correspondence COF Fail is replace the module. Copyright©2008 LG Electronics. Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes...
  • Page 17 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©2008 LG Electronics. Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes...
  • Page 18 Replace hte VSC B/D IC(IC700) Operates ? normal? Replace FIL8548 IC(IC700) Is the Ctrl Board of Replace Ctrl B/D. Module normal? Copyright©2008 LG Electronics. Inc. All right reserved. - 18 - LGE Internal Use Only Only for training and service purposes...
  • Page 19 Check the input source and Cable Jack(JK1203)normal? Is the Input voltage, IIC Is the CXA2069Q normal? Replace the IC. Communication normal? Same as Block A Copyright©2008 LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only Only for training and service purposes...
  • Page 20 (8) In the case of becomes unusual display from SCART2 mode Is the Video input od A/V Check the input source Jack(J1201) normal? Same as Block A Copyright©2008 LG Electronics. Inc. All right reserved. - 20 - LGE Internal Use Only Only for training and service purposes...
  • Page 21 Replace the IC1301 IC1301 operates (except HDMI,DTV,RF) CAX2069 refer to circuit diagram (NTP-3000A) normal? is no sound? Replace the VSC B/D Copyright©2008 LG Electronics. Inc. All right reserved. - 21 - LGE Internal Use Only Only for training and service purposes...

  • Page 22: Block Diagram

    5V 12V 19V LVDS26P Sound Signal Video Signal Power Sound &Video Signal 1.8V RX/TD Signal 2.5V NTP3000A Etc. Signal CLK_DTV 1.2V AudioIC 3.3V RGB, 24bit(SD,HD) FLI8548H-LF 2.5V (CORTEZPlus) Hsync,Vsync,DE 3.3V DigitalVideo STi7101 CLK_HDMI MPEGDecoder Processor MSP4450K Sound Processor TMDS3, CEC I2S_DTV 74LCX157 CXA2069Q...
  • Page 23 EXPLODED VIEW Copyright©2008 LG Electronics. Inc. All right reserved. - 24 - LGE Internal Use Only Only for training and service purposes...

  • Page 24: Exploded View

    Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 28 Apr., 2008 P/NO : MFL42198302 Printed in Korea...

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