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DC Input Power
J3
1
FS1
L4
2
3
C104
2A5
900NH_0A7
100nF
V_DC_MON
R149
0R10
Battery Connector
J2
1
2
R92
100K
C91
R93
100NF
49K9
25V
V_BAT_MON_SEC
V_BAT_MON_PRI
I_CHG
FAST_CHG
V_IN
D5
2
1
BYG22
1
D8
R96
301K
SM6T39CA
2
C90
R87
100nF
100K
PBAT
4A0
FS4
C98
33U0
25V
R147
100K
R76
R182
0R10
0R10
C118
R146
100NF
100K
25V
BATTERY CHARGER
MIC4681-ADJ
2
3
VIN
SW
U17
C69
1
SHDN
FB
4
C29
1
100nF
GND
33U0
5
6
7
8
25V
2
BC_5V
MC78L05
8
1
IN
OUT
U2
C68
GND
100NF
2
3
6
7
25V
R138
5
OPA2340
10K0
7
U15
6
V = 0.191 V @ 75mA
R61
249K
C117
100nF
25V
R64
4K99
SCHEMATIC
PWA, MAIN BOARD, PROCARE
D3
68U0
1
2
2
1
L1
BYG22
C40
D4
220U0
BYS10
25V
VR1
50K
R150
0R10
BC_5V
R13
10K0
3
U15
2
R81
R11
10K0
200K
C116
100nF
PBAT
C70
100NF
25V
R25
49K9
R39
PBAT
301K
CW
VF = 6.9 V
VC = 7.2 V
R42
10K0
C71
100nF
25V
D12
8
OPA2340
R72
1
1
3
4K99
BAS16
4
R148
150K
25V
Q15
DTC143ZKA
Logic
Schematic - Main Board
P/N 2008855 Rev B
(4 of 10) page 5-11/12
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