150C5 LCD
1
9
No Display
Check Mains cord
&
LED of Monitor
Check
Power board
1
2V/3.3V DC
Yes
No
Check
video signals input
interface
Video source
Yes
No
No
OK
Check
Inverter panel
625~765Vrms with load
Check fluorescent
lamp
Check inverter
panel
Check main panel
F
ront control key
does not work
Check
F
ront control panel
(Key
&
S
W
)
Check
Signal connectors
Yes
Yes
Check main panel
Repair Flow
C
hart-2
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