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Flow Chart of Troubleshooting
7-
6
Charging
Charge of Battery
C505
ZD501
UDZS8.2B
CHARGER_OK
END_OF_CHARGE
VDD2
100K
R508
MES_BATT
CHG_ON
C506
1UF
10V
V_EXT_CHARGE
2.7K
330K,1%
VBAT
2.2K,1%
R511
R510
R507
1
2
CPB
DIS
SC806
U502
10
CHRGB
200K,1%
NOBAT
NTC
9
VCC
3
VOUT
1
R512
7
6
GND
GND
11
12
GND
GND
13
14
GND
4
IPRGM
ITERM
5
8
NC
R509