LG Flatron L1753TR Service Manual page 22
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Also See for Flatron L1753TR:
- Brochure (34 pages) ,
- User manual (28 pages) ,
- Manual de usuario (26 pages)
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NO POWER
(POWER INDICATOR OFF)
CHECK
Fuse F101 OK?
YES
CHECK
C101 Voltage
(AC110V->160Vdc
(AC220V->304Vdc
YES
CHECK
U101 Pin6 Waveform
(Square wave
Come out?)
YES
Check Q101 Drain
Waveform
YES
Check D201, D202,
D203 Voltage
YES
CHECK 5V, 12V Line
5. POWER
NO
NO
NO
NO
NO
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Trouble in Fuse (F101)
Check BD101
Check U101 Pin7 : 9~10V
Check D102
Trouble in Q101
Trouble in D201, D202
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