- 31 -
Sy
mptom : No booting
Ch
eck X300 (
24M
H
z)
Norm
al
?
Re-do
w
nloa
d
MT
V416G
M
F
(
IC
309
)
Norm
al
?
YE
S
Re
place
M
T
V416G
M
F
(I
C
309 )
an
d R
e-do
w
nload
Ch
eck
SI3865
(Q702
) 2,3
pi
n
5V
Normal
?
Ch
eck SI3865
(Q1901
,Q1902
,Q1903
)
2,3
p
in
3.3
V
Normal
?
YE
S
Ch
eck
SI3865
(Q702
) 5p
in
3
.3V
Normal
?
Ch
eck SI3865
((
Q
1901,Q1902
,
Q1903
)
5p
in
3.3
V
Normal
?
NO
NO
Re
place
SI3865
(Q702
)
YE
S
Re
place
SI3865
(Q1901,Q1902,Q1903
)
YE
S
NO
YE
S
Ch
eck SI4800
(
Q315
)1
,2,3Pi
n
1.9
V
Norm
al
?
Re
place
SI4800
( Q315
)
Re
place
S
C
2621
(I
C304
)
YE
S
NO
NO
Ch
eck
be
tw
ee
n
F
B
1714 a
n
d
C
345
1.2
V
Norm
al
?
Re
place
SI4800
( Q300
,Q301
)
Re
place
S
C
2621
(I
C304
)
NO
NO
NO