Trouble Shooting - VIORE PDP4210EA Service Manual

4. Trouble shooting.

what kind of defect?
Fast check up
defect
Check model No. of module ,all connectors and cables.
No display? Check panel appearance
Check PSU output (Va,Vs,5v) Check Y, Z b/dinput voltage
Replace Y, Z b/d
Replace ctrl b/d
vertical defect? Check panel appearance Check COF Replace X b/d Replace ctrl b/d
Replace ctrl b/d
Replace Y sus b/d
Horizontal defect? Check FPC Replace Y drv b/d
Mis –discharge
Replace ctrl b/d
Replace Y sus b/d
Replace Y drv b/d
on screen?
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