LG Flatron W2234S Service Manual page 18
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Also See for Flatron W2234S:
- Brochure (34 pages) ,
- User manual (28 pages) ,
- Guía del usuario (28 pages)
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4. Backlight turn on and turn off soon
Ba cklight turn on but turn off
Reinsert
lamp wires
NG
Replace panel
NG
Check Pin7 of
IC it have
signal or not
OK
Check Pin2 of
IC501, is it 1.3V
when backlight
turn on?
OK
Check Pin1 of
IC501, is it 1.2V
when backlight
turn on?
OK
Check
Q502/Q503/Q504/D
503/D504/D510/D5
11/IC501
OK
W orkmanship
OK
Panel NG
NG
Check I/F BD
R509/C506
Check
NG
D505/D506/
D507/D508
NG
18
Check
C519/C520C521/C5
22/C523/C524/C525
/C526/D501/D502
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