Philips 192E1SB/70 Service Manual page 42

Meridian 1
42
(3). White screen
White screen
Measure Q301 base is low level?
OK
Check Q301, Q302 is broken or CN301 solder?
NG
OK
Replace Panel
NG
Check Correspondent
component.
X401 oscillate waveform is normal
NG
OK
Check reset circuit of U401 is normal
NG
Check Correspondent
component.
OK
Replace U401
Replace X401