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