Vizio P42HDTV10A - Manual (Page 105)

CONFIDENTIAL – DO NOT COPY Page 10-1
File No. SG-0184
N0
Ye
N0 N0
Ye
N0
Ye
Ye
N0
Chapter 10 Trouble shooting
MONITOR DISPLAY NOTHING (PC MODE)
Start
LED is lighted
1. Is Power board output
+5V?
2. Is J1 connector good?
3. Is DC-DC OK?
4. Is U4 (3.3V) working ok?
LED is lighting?
It is in power saving
1. Check video cable
2. Is the timing supported?
3. Check sync input
4. Check VGASOG rout if
analog (SOG)
It means data to LVDS
1.Is J6 connecting well?
2.Check J1 +5V&+12V
3.Is panel ok?
U9 no data in?
1.Is U9 working good?
2.Is U11&U12 working good?
3.IS U10 working good?
1. Check P3 D-sub Input
correct
END
U9 no data out?