33
150X3M LCD
Repair Flow Chart
Go to cover page
No sound
(Optional)
Check
connector & audio
signal source
OK
Replace audio
unit
No
Check
Audio unit, 12VDC power
, volume controls
Check
audio signal source
No
Front control key
does not work
Check
Front control panel
(Key & SW)
Yes
Check
Signal connectors
Replace main panel
Yes
Bad brightness
Check
Inverter panel output
620VAC
No
Yes
Bad Inverter
panel
Replace fluorescent
lamp
No
Replace LCD panel
Bad image
Check
Video,fh/fv,DVI-D
signals
Yes
Replace LCD panel
No
Check
all connectors &
flexible PCB
No
Replace main panel
Содержание 150X3M
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