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DP-8 5 CHASSIS TROUBLESHOOTING
1.) No Raster and No Power (How to check Diagnosis LED's)
t
Yes
No
(Power
PWB)
Check
DIAGNOSIS
Red LED
Is Click shound
of
Yes
Is Red LED "OFF"?
(Deflection
PWB)
4-
Check Diagnosis
Red LED
\
No means ON but
No
NOT Blinking.
tf Blinking,
go to
(Deflection
PWB)
1. Trun OFF Power SW.
2. Turn ON again after several
minutes and carefull observe
ALL green LED's
(Deflection
PWB)
1. Trun OFF Power SW.
2. Turn ON again after several
minutes and carefull
observe
ALL green LED's
No
Did 5 green LED's
Didn't
(Deflection
PWB)
Did 5 green LED's
PAGE
02-01
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