8. TROUBLE IN OSD
CHECK
IC301 PIN 5
(NEGATIVE H-PULSE
COMES IN ?)
CHECK
IC301 PIN 10
(NEGATIVE V-PULSE
COMES IN?)
CHECK
IC301 PIN 13, 14, 15
(IS THERE ANY SIGNAL
WHEN OPERATING FRONT
CONTROL ?)
NO OSD
TROUBLE IN
IC302
TROUBLE IN
Q301, P302
TROUBLE IN
Q302, P302
TROUBLE IN
IC301, IC271
YES
YES
YES
NO
NO
NO
CHECK
IC301 PIN 4, 9
(5V) ?
TROUBLE IN
P302, D927
NO
YES
Содержание FLATRON 915 FT PLUS
Страница 1: ...SERVICE MANUAL LG FLATRON 915FTPLUS MODEL ...
Страница 20: ...BLOCK DIAGRAM ...
Страница 23: ......
