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+16.5V
L10
80uH
C72
1uF
+16.5V
G
N
D
5
V
C
C
7
IS
3
VREF
8
CT
4
COMP
1
VFB
2
OUT
6
U15
3843
C71
.022uF
R102
20.0k
+14.4V
+14.4V
+14.4V
CR39
3
2
1
8
4
U14A
LM358
R100
383k
R97
19.1k
+22V
R66
2.21k
TP13
+22
DS4
R59
1.50k
+16.5V
TP10
DS7
ALARM SENSING
+14.4V
+5V
R71
4.75k
CR33
R73
4.99k
+14.4V
R98
46.4k
FAN DRIVE
C68
.01uF
RT2
100k
CR40
+14.4V
CR41
C70
.01uF
C69
.01uF
R99
28.7k
R105
10.0k
R106
150k
R101
9.31k
1
2
J4
R104
10.0k
R103
30.1k
FAN+
C73
3300pF
R109
24.9
Q10
R112
6.2k
R111
0.51
CR42
C74
470pF
R110
750
R108
10.0k
C83
270uF
R107
7.50k
C75
180uF
1
2
J11
T2
T1
1
2
3
4
5
6
7
8
9
10
J5
(PWR RESET)
(PWR FAIL)
(OVERTEMP)
J5
CONNECTS
TO J48
12
A6
MAIN/CPU
BOARD
OVSD
R115
2.74k
A5
1
+5VI
+14.4V
Q11
VR2
5.6V
R114
1.40k
TP20
5 4
U16B
4049
+14.4V
T1
T2
+5V
R116
8.87k
9
10
7
8
U13B
LM319
R138
4.99k
CR38
9
10
7
8
U12B
LM319
(PWR RESET)
(PWR FAIL)
(OVERVOLTS)
(UNDERVOLTS)
C91
.01uF
C58
1uF
5
6
7
U10B
LM393
R72
301.0k
+22V
+22VI
R93
13.3k
R94
13.7k
R96
22.1k
R74
249
+14.4V
+14.4V
OV
9
V
C
C
4
EMT
6
COL
7
DLY
8
LTH
1
VREF
3
G
N
D
2
LS
5
INV IN
15
S1
11
S2
12
S3
13
S4
14
INV OUT
16
UV
10
U9
SG3548N
R70
4.75k
R58
2.00k
+5V
+15V
R62
5.00k
R57
10.0k
C57
.01uF
R61
5.00k
+15
+16.5
DS3
+15V
TP9
R56
1.50k
R67
1.50k
+14.4
TP11
+5V
R60
402
DS8
+14.4V
TP14
-15V
R65
1.13k
R64
6.81k
C59
3300pF
+16.5V
+5V
R75
2.32k
-14.4V
-14.4V
-14.4V
+16.5VI
R89
9.0k
R90
9.35k
R91
22.1k
R92
22.1k
R95
22.1k
G2
1
G1
1
C60
.01uF
R76
4.99k
-14.4V
+14.4V
CR37
4
5
12
1
1
63
U13A
LM319
C66
.01uF
C67
.01uF
C89
1uF
+14.4V
3
2
1
8
4
U10A
LM393
R117
1.0k
+14.4V
R119
1.37k
C76
1uF
R113
1.0k
TP15
DS9
OT
+14.4V
R120
4.75k
R121
200
7 6
U16C
4049
+14.4V
OVERTEMP LED
POWER OFF
1
2
3
4
5
J6
PS FAIL LED
ON/OFF
SWITCH
SD
A5
1
OV
3
4
5
6
U18B
14023
R131
10.0k
C80
0.1uF
9
10
U16D
4049
+14.4V
+14.4V
ALARM LOGIC
R127
2.74k
R128
2.74k
Q13
R129
1.24k
C79
0.22uF
TP21
(OV/OT SD)
DS10
+14.4V
+14.4V
R122
10.0k
1
2
8
9
7
1
4
U18A
14023
C77
0.1uF
R118
4.42k
5
6
7
U17B
LM393
+5V
+14.4V
-14.4V
+14.4V
CR35
4
5
12
1
1
63
U12A
LM319
C64
.01uF
CR34
C62
.01uF
R78
13.0
R77
13.0
C65
.01uF
C92
.01uF
4
5
12
1
1
63
U11A
LM319
+15V
-14.4V
-14.4V
-14.4V
+5VI
+15VI
R82
7.87k
R81
7.50k
R83
22.1k
R84
22.1k
G3
1
G1
1
+5
-15
DS5
DS6
R63
1.50k
TP12
-15V
-14.4
DS2
R55
1.50k
TP8
-14.4V
DS13
VR1
5.6V
-14.4V
+14.4V
+14.4V
R79
1.2k
-15VI
R87
22.1k
R85
7.77k
R88
22.1k
G4
1
-14.4V
C61
0.1uF
CR36
R80
806
C63
.01uF
C90
0.1uF
9
10
7
8
U11B
LM319
+14.4V
R123
2.74k
(OVERVOLTS)
(UNDERVOLTS)
3 2
1
8
U16A
4049
+14.4V
+14.4V
R124
2.74k
Q12
R125
1.24k
R126
1.37k
R130
1.37k
TP16
TP17
DS11
C78
0.22uF
UV
R137
200
OI
+14.4V
CR45
R136
49.9k
11
12
13
10
U18C
14023
Q14
CR44
+14.4V
R135
1.37k
TP18
(OVERCURRENT)
DS12
+14.4V
+14.4V
CR43
3
2
1
8
4
U17A
LM393
VR3
6.2V
C81
1uF
R134
1.0M
R132
10.0k
R133
499k
-14.4V
+14.4V
C87
.01uF
CR48
C88
.01uF
2
3
7
6
8
5
1
4
U19
LM311
C93
.01uF
-15V
+14.4V
+14.4V
-22V
-22VI
R86
7.50k
R140
13.7k
R141
13.3k
R142
22.1k
R143
22.1k
G3
1
R68
14.7k
R69
14.7k
C56
0.1uF
LINE SENSE
-22
-22V
TP19
R144
2.21k
C2
1
C5
1
AM 700
RDETECT
CR32 CR31
ALARM SENSING AND LOGIC, FAN DRIVE
PART OF A11 POWER SUPPLY BOARD
2
CRT DISPLAY VERSION
For B019999 and below.