Hitachi 35UX85B/CZ68 Service Manual page 28

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A6LXU
TROUBLESHOOTING
OV or low voltage
Normal
9v
1501, F701 open,
n7n'
CDT -lefective
UILI,
rpl
u
waveform
of 1501
No switching
0.7v
(High voltage
protection
circuit
operating)
1501
defective
1901, Q901, D901,
T701, T702, DY, C721 etc.
9V Line defective
C629 shorted,
1401 defective
1902 defective
Q72 l defective
28

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