Philips 191EW9FB/00 - Page 38

HUDSON 9
38
38
(3). White screen
White screen
Check Q404, Q4051 is broken
or CN403 solder?
Check Correspondent
com
p
onent.
Re
p
lace Panel
Check Correspondent
com
p
onent.
Replace U401
OK
OK
Replace X401
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal
OK
X401 oscillate
waveform is normal
Measure Q404 base
is low level?