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6.1.
NO POWER
POWER
STAR
Check
3.3V O/P
C825
Check
P802 5,6 PIN
Check
P901,902,903,904
(EA03/03Q Panel
P901,902 Only)
PANEL
Check
12V O/P
C823
Check F801
D801~D804
Check
I801
,Q801
Check
D822
I802,I803
Check
I901,T901,T902,Q904,
Q905,Q910,Q911
(EA03/03Q Panel Q910,Q911
Differ L901,L902)
Check
I901
MAIN PCB
12V
3.3V
12V
CHECK
POWER PCB
OK?
STAR
CHECK
MAIN PCB
5V OK?
3.3V OK?
1.8V OK?
CHECK
I103,
SUROUND CAP
BEAD OK?
CHECK
I104,
SUROUND CAP
BEAD OK?
CHECK
I106,I107
SUROUND CAP
OK?
CHECK
I101,
SUROUND CAP
BEAD OK?
N
N
N
Y
Y
6. TROUBLE SHOOTING FLOW CHART
(VE710s-4 /VE710b-4 M -star Scaler)
ViewSonic Corporation
Confidential - Do Not Copy
VE710s-4_VE710b-4
39