19
/40
4. Trouble shooting.
what kind of defect?
Fast check up
Horizontal defect?
vertical defect?
Mis –discharge
on screen?
No display?
defect
Check model No. of module ,all connectors and cables.
Check panel appearance
Check PSU output (Va,Vs,5v)
Check Y, Z b/dinput voltage
Replace ctrl b/d
Replace Y, Z b/d
Check panel appearance
Check COF
Replace ctrl b/d
Replace X b/d
Check FPC
Replace Y drv b/d
Replace Y sus b/d
Replace ctrl b/d
Replace Y drv b/d
Replace Y sus b/d
Replace ctrl b/d
Summary of Contents for PDP4294LV1
Page 14: ...Block Diagram...
Page 17: ...USP490M 42LP...
Page 31: ...Audio Tuner...
Page 32: ...Audio Tuner...
Page 33: ...Audio Tuner...
Page 34: ...Keypad Remote control receiver External L R Speakers...
Page 35: ...Remote control...
Page 59: ...Trouble Shooting Manual of PDP Module Introduction Precautions Basic Trouble shooting...
Page 107: ...Exploded View...