Trouble Shooting Flow Chart - ViewSonic N2230w-2M Service Manual

6. Trouble Shooting Flow Chart

START
CHECK MAIN
5 V OK?
Y
VCC3.3V OK?
Y
VCC2.5VOK?
Y
VCC1.2OK?
Y
5VIF OK?
ViewSonic Corporation
N
CHECK
POWERPCB
OK ?
N
CHECK
D807,I801,I801
I103,SUROUND CAP
BEAD OK?
N
CHECK
D807,I801,I801
I104,SUROUND CAP
BEAD OK?
N
CHECK
D807,I801,I801
I105,SUROUND CAP
BEAD OK?
N
CHECK
D807,I801,I801
I101,SUROUND
L106 OK?
54
Y
Y
I107, Q107,Q108
SUROUND OK?
Y
SUROUND CAP OK?
Y
SUROUND CAP OK?
Y
Confidential - Do Not Copy
CHECK
P101
OK?
CHECK
CHECK
I201,I206
CHECK
I204,I205
CHECK
12V
L105 OK?
N2230w-2M