Troubleshooting Guide - LG FLATRON E1940T Service Manual
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Also See for FLATRON E1940T:
- Owner's manual (40 pages) ,
- Guía del usuario (39 pages) ,
- User manual (38 pages)
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Only for training and service purposes
TROUBLESHOOTING GUIDE
No Power
(Power Indicator Off)
Please reinsert and
make sure the AC of
100-240V is normal
YES
Measure
U701 PIN2=3.3V
YES
Check X401 oscillate
waveforms are normal
YES
Replace U401
1. NO POWER
NO
NO
NO
- 18 -
Check the Adapter/Inverter
section
Check CN702 or replace
U701
Replace X401
LGE Internal Use Only
- Quick Links:
- Schematic Diagram
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