Trouble Shooting Flow Chart - ViewSonic VT2730-1M Service Manual

6. Trouble Shooting Flow Chart

START
CHECK MAIN PCB
5V OK?
Y
3V3 OK?
Y
DTV-VDD33
Y
VCC1V2-STOK?
Y
PANEL 5V OK?
ViewSonic Corporation
N
CHECK
POWERPCB
OK
N
CHECK
D807,I801,I801
I103,SUROUND CAP
BEAD OK?
N
CHECK
D807,I801,I801
I110,SUROUND CAP
BEAD OK?
N
CHECK
D807,I801,I801
I108,SUROUND CAP
BEAD OK?
N
CHECK
Q110
D807,I801,I801
OK?
62
CHECK
Y
P101
Y
CHECK
Y
SUROUND CAP OK?
Y
SUROUND CAP OK?
Y
SUROUND OK?
Confidential - Do Not Copy
OK?
I113
CHECK
I112
CHECK
I113
CHECK
I107
VT2730-1M