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LED TV
SERVICE MANUAL
CHASSIS :
MODEL :
CAUTION
BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO :
MFL69169557 (1701-REV02)
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means),
publication, modification, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you
have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual.
The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service
Manual.
Copyright © 2016 ~ 2017 LG Electronics Inc. All rights reserved.
Only training and service purposes.
LU70A
24LH4830
24LJ4840
CONFIDENTIAL
24LH4830-PU
24LJ4840-WU
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Summary of Contents for LG 24LH4830-PU
- Page 1 Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual. The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service Manual.
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Page 2: Table Of Contents
SPECIFICATION ..................6 SOFTWARE UPDATE ................9 BLOCK DIAGRAM .................. 10 EXPLODED VIEW .................. 11 TROUBLESHOOTING GUIDE ..........APPENDIX Copyright © LG Electronics. Inc. - 2 - LGE Internal Use Only All right reserved. 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 © LG Electronics. Inc. - 3 - LGE Internal Use Only All right reserved. Only for training and service purposes... -
Page 4: Servicing Precautions
Alternatively, obtain and wear a commercially available discharging wrist strap device, which should be removed to prevent potential shock reasons prior to applying power to the Copyright © LG Electronics. Inc. - 4 - LGE Internal Use Only All right reserved. - 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. 3. Solder the connections. Copyright © LG Electronics. Inc. - 5 - LGE Internal Use Only All right reserved. Only for training and service purposes...
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Page 6: Specification
2) Humidity : ~ 80 % Storage Environment 1) Temp : -20 ~ 60 deg 2) Humidity : ~ 85 % Copyright © LG Electronics. Inc. - 6 - LGE Internal Use Only All right reserved. Only for training and service purposes... - Page 7 HDTV 1080P 1920*1080 26.97 23.97 74.176 HDTV 1080P 1920*1080 33.75 30.00 74.250 HDTV 1080P 1920*1080 33.71 29.97 74.176 HDTV 1080P Copyright © LG Electronics. Inc. - 7 - LGE Internal Use Only All right reserved. Only for training and service purposes...
- Page 8 HDTV 1080P 1920*1080 33.75 30.00 79.20 HDTV 1080P 1920*1080 67.43 59.94 148.350 HDTV 1080P 1920*1080 67.50 60.00 148.50 HDTV 1080P Copyright © LG Electronics. Inc. - 8 - LGE Internal Use Only All right reserved. Only for training and service purposes...
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Page 9: Software Update
1) Push "IN-START" key in service remote control. 2) Select "Tool Option 1" and push "OK" key. 3) Punch in the number. (Each model has their number) Copyright © LG Electronics. Inc. - 9 - LGE Internal Use Only All right reserved. -
Page 10: Block Diagram
BLOCK DIAGRAM Copyright © LG Electronics. Inc. - 10 - LGE Internal Use Only All right reserved. Only for training and service purposes... -
Page 11: Exploded View
It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright © LG Electronics. Inc. - 11 - LGE Internal Use Only All right reserved.