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March 1999
Part No. 001-2009-600
10-45
BATTERY BACK-UP SCHEMATIC
FIGURE10-51
CR101
REVERSE
BATTERY
R101
4.7k
CR113
+24V
SOURCE
EP101
EP102
DC INPUT (+)
DC INPUT (-)
BATTERY INPUT
+24V DC
WO 101
REMOTE ENABLE
R165
2k
Q101
6026
R103
2k
R104
2k
R105
2k
R102
330
REMOTE ENABLE
ON/OFF
R115
470
+18V
R106
2k
Q102
6026
R108
2k
R109
2k
R110
2k
R107
1k
Q103
6110
+
U101C
LM2901
8
9
14
R126
42.2k
R125
1k
+67V
+2.5V
R122
4.7k
R121
62k
+
C118
1
CR114
SOURCE
WO104
67V INPUT
CR103
12V
CR115
R130
33k
+
U101A
LM2901
5
4
2
+2.5V
R112
7.5k
R113
1k
R127
82.5k
+
U101B
LM2901
6
7
1
+2.5V
R118
10.5k
R119
1k
R120
1K
UNDERVOLTAGE
OVER VOLTAGE
AC FAIL ENABLE
R123
10k
C125
.1
+
C124
1
R124
10k
U102
TL431ID
1
8
3
4
2
7
6
5
CATHODE
REF
ANODE B
NC A
ANODE A
ANODE D
ANODE C
NC B
+2.5V REGULATOR
R129
20k
+
U101D
LM2901
11
10
13
+2.5V
R128
10k
+
C103
6.8
C104
.1
CR104
18V
R117
3.3k
CR105 RED
BATTERY FAULT
CR102
K101
+26.5V DC OUTPUT
W102
HIGH CURRENT GROUND
W103
R111
51
+26V
C101
.01
+24V
HIGH CURRENT
TRACE (30A)
BATTERY
+67V
L101
+
C119
220
+26V
+
C105
1000
R136
3.3k
R137
3.3k
2
VIN
U107
LM317M
GND
V OUT
3
1
C106
.1
R138
240
R139
3.3K
R140
1k
C109
.1
+
C110
6.8
+
C111
1000
Q104
2021
Q105
6026
R142
10k
CR116
F101
4A
+24V
BATTERY
R143
2k
OFF
ON
CHARGER
DISABLE
SWITCH
CR111 GREEN
CHARGER
ACTIVE
S101
+
U104B
LM2904
6
5
7
TEMPERATURE SLOPE
R151
100
C107
.1
R150
10k
R149
82k
R148
15k
R145
15k
+26V
R147
10k
R144
15k
R146
3.9k
+26V
U103
TL431ID
3
8
1
5
CATHODE
REF
ANODE B
NC A
ANODE A
ANODE D
ANODE C
NC B
4
2
7
6
+
U104
LM2904
4
+26V
8
CR117
13V
C115
.1
U106
LM35D
2
1
6
NC6
VOUT
NC2
VIN
GND
NC3
8
4
3
C112
.1
+
U105
LM2904
4
+26V
8
CR118
18V
7
5
NC5
NC7
R141
0
+
C113
1
R152
75
+
U105A
LM2904
3
2
1
R154
300k
R153
100k
R155
1k
C114
.1
R156
10k
+
U105B
LM2904
R158
1k
R157
15k
+26V
R159
100k
5
6
7
R160
10k
EP103
BATTERY
TEMP SENSE
W106
OUTPUT TO FAN
C126
.1
MH107
THERMAL SENSE CHASSIS MOUNTING
STUD TO TRACE UNDER THERMAL
SENSOR U106
CHARGER SECTIONREVERT SECTION
HEAT SINK THERMAL SENSE
REGULATOR
PROTECTION ON/OFF
INPUT RECTIFIER FILTER
BATTERY OK
5
6
4/3
2
SOURCE
+2.5V
SOURCE
BATTERY CHARGER
OUTPUT
(2.2A MAX)
CR109