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SGH-E600/E608 Flow Chart of Troubleshooting and Circuit Diagrams
2-
4
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4. Charging Part
Check U100
NO
Check the U600
NO
Check the Q100
NO
YES
YES
YES
Abnormal charging part
END
YES
Check the pin 17,18 of
CN300 VEXT is > 4V
Check the pin 2 of Q103
is "LOW"
Check the pin 3 of Q100
is "LOW"
Check the pin 5 of U101
is "3.2~4.2V"
Check if ICHRG is 1V
(during charging) and
around 180mV(full
charging)
YES
Check the U101
NO
Resolder or change R104
NO
5
6
4
Q100
3
1
2
C117
10UF
10 V
VBA
T
C116
10U F
10V
0
R104
47K,1%
2
5
6
3
1
4
R105
Q10 3
VC
C
5
VSENS
E
R10
6
3K
U101
DRIVE
6
GN
D
2
1
ISENSE
PROG 4
3
PSC_RS
T
TA_VEXT
CHG_ON
TA_VEXT
ICHRG