5-6
Flow chart of trouble shooting
LTC1734ESE-4.2FTR
R326
2.7k 1%
C317
10UF
0.3V
R320
82k, 1%
R323
100k, 1%
C315
100NF
-VBATT
BAT_VOLT
ICHRG
3
2
1
C303
25B1427-E-T100
U303
1
CS16
10UF
10V
DCVOLT
CHG_ON
LON,Y OFF
2
3
6
5
4
INENSE
DRIVE
VENSE
PROG
GND
VCC