LG Flatron L245WP Service Manual page 17
Lg flatron l245wp(l245wp-bnq.a**bqf) color monitor service manual
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Also See for Flatron L245WP:
- User manual (37 pages) ,
- Brochure & specs (4 pages) ,
- User manual (47 pages)
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NO RASTER
(OSD IS NOT DISPLAYED)
CHECK U401 PIN2(2.5V)
U412 PIN2(2.5V)
U403,U404 PIN2(3.3V)
U406 PIN2(1.8V)
U204
1
PIN G3,G4
14.3MHZ?
CHECK U204
PIN L4(H-SYNC) AND
PIN L3(V-SYNC).
IS PULSE APPEARED AT
SIGNAL PINS?
TROUBLE IN CABLE
OR LCD MODULE
Waveforms
1
X201
3. NO RASTER (OSD IS NOT DISPLAYED) - MAIN
YES
YES
YES
NO
NO
NO
- 17 -
CHECK U406(1.8V),
U401(3.3V)
1. CHECK PIN G3,G4
SOLDERING CONDITION
2. CHECK X201
3. TROUBLE IN U204
CHECK CONNECTION
LINE FROM D-SUB TO
U204
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