Philips 170V8FB Service Manual page 48

48 HUDSON 8
(3). White screen
Check Q301, Q302 is broken
or CN402 solder?
Check Correspondent
component.
White screen
Measure Q301 base
is high level?
OK
NG
OK
Replace Panel
NG
X201 oscillate
waveform is normal
OK
Check reset circuit of
U203 is normal
OK
Replace U203
NG
Replace X201
NG
Check Correspondent
component.