Table of Contents
Advertisement
LED LCD TV
SERVICE MANUAL
CHASSIS : LD2AC
MODEL : 37LT360C
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL67368106 (1205-REV00)
North/Latin America
Europe/Africa
Asia/Oceania
37LT360C-ZA
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea
Advertisement
Table of Contents
Related Manuals for LG 37LT360C
Summary of Contents for LG 37LT360C
-
Page 1: Service Manual
Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com LED LCD TV SERVICE MANUAL CHASSIS : LD2AC MODEL : 37LT360C 37LT360C-ZA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL67368106 (1205-REV00) Printed in Korea... -
Page 2: Table Of Contents
ADJUSTMENT INSTRUCTION ............... 9 TROUBLESHOOTING GUIDE ..............15 BLOCK DIAGRAM .................. 20 EXPLODED VIEW .................. 21 SCHEMATIC CIRCUIT DIAGRAM .............. - 2 - Copyright © LG Electronics. Inc. All rights reserved. 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. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... -
Page 4: Servicing Precautions
- 4 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 5 1. Clip each fuse or resistor lead at top of the circuit board hollow stake. 2. Securely crimp the leads of replacement component around notch at stake top. - 5 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 6: Specification
Scart Jack (1EA) PAL, SECAM Scart 1 Jack is Full scart and support RF-OUT(analog). Component Input (1EA) Y/Cb/Cr Video only(side) Y/Pb/Pr - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 7 HDTV 1080P 1920*1080 26.97 23.94 74.176 HDTV 1080P 1920*1080 33.75 30.00 74.25 HDTV 1080P 1920*1080 33.71 29.97 74.176 HDTV 1080P - 7 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 8 HDTV 1080P 1920*1080 27.00 24.00 74.25 HDTV 1080P 1920*1080 26.97 23.976 74.176 HDTV 1080P 1920*1080 33.75 30.00 74.25 HDTV 1080P - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 9: Adjustment Instruction
(2) Select "Tool Option 1" and push "OK" key. (3) Punch in the number. (Each model has their number) - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 10 5 minutes. - Using 'no signal' or 'POWER ONLY' or the others, check the back light on. - 10 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 11: Edid Data
■ Check whether written EDID data is correct or not. * For Service main Assembly, EDID have to be downloaded to Insert Process in advance. - 11 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 12 Model name MODEL NAME(HEX) LG TV 00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 (LG TV) 4.6. Outgoing condition Configuration e. Checksum: Changeable by total EDID data. ■ When pressing IN-STOP key by SVC remocon, Red LED are blinked alternatively.
- Page 13 2) Go to the menu "5.Model Number D/L" like below photo. 3) Input the Factory model name or Serial number like photo. - 13 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 14 Data 0 3) Result value - Normally status for download : OKx - Abnormally status for download : NGx - 14 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 15: Troubleshooting Guide
TROUBLE SHOOTING 1. Check the booting Voltage 2. Digital TV Video - 15 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 16 3. Analog TV Video 4. AV Video - 16 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 17 5. RGB Video 6. HDMI Video - 17 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 18 7. Audio of All iput 8. TV Audio - 18 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 19 9. AV Audio 10. RGB Audio - 19 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 20: Block Diagram
BLOCK DIAGRAM - 20 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... -
Page 21: Exploded View
X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 21 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 22 20110511 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. FLASH/EEPROM/GPIO Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 23 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MAIN2, HW OPT Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 24 GP3_S7LR ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. POWER_LARGE Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 25 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. IR/CONTROL-L Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 26 20101023 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. USB_OCP_DIODE Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 27 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. HDMI Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 28 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR DDR_256 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 29 20110511 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR TUNER_L THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 30 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. NTP7400 Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 31 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. REAR_JACK Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 32 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. RGB/SPDIF/HP Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 33 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. RS232C_9PIN Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 34 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LVDS_LARGE Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 35 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. SFLASH Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 36 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR SIDE_JACK THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 37 20110324 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR PCMCI THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2012 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...