Repair Flow Chart (Continued)
No Raster
Check
AC adapter output
18V DC
No
Yes
Bad AC adapter
Bad AC adapter
Check
video signals input
interface
No
Check
Video source
Yes
Check
Inverter panel
578VAC
No
OK
Replace fluorescent
lamp
Replace inverter
panel
Replace main panel
No
Front control key
does not work
Check
Front control panel
(Key & SW)
Yes
Check
Signal connectors
1301
Replace main panel
Yes
54
150B LCD
Go to cover page
Forward
Back