PCB 94G - ALARM BOARD
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2
3
4
5
6
A
B
C
D
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5
4
3
2
1
D
C
B
A
Re vis i on
Pri nte d
22-Mar-2016
Z:\mjcfiles\pcb\94\alarm.ddb - 94\94G\alarm_94G.sch
OVERVOLTAGE AND OVERTEMP BUZZER CIRCUIT
1A
3
2
1
8
4
U1 A
LM3 5 8 A N
+1 5 V
-1 5 V
R1
7 . 5 K, 1 %
R3
Rtrig , 1 %
Vtrig = Rtri g / 1K
-1 5 V
R9
7 5
+1 5 V
+1 5 V
VC C
VC C
1
2
3
U2 A
7 4 A CT0 8
VC C
R1 1
5 1 K
+1 5 V
5
6
7
U1 B
LM3 5 8 A N
R2
7 . 5 K, 1 %
R4
Rtrig , 1 %
Vtrig = Rtri g / 1K
R1 2
5 1 K
-1 5 V
+1 5 V
4
5
6
U2 B
7 4 A CT0 8
9
1 0
8
U2 C
7 4 A CT0 8
+1 5 V
R1 3
6 8 0 ,2 W
5
4
2
3
1
2
U3 A
LM3 3 9 A
7
6
1
U3 B
LM3 3 9 A
9
8
1 4
U3 C
LM3 3 9 A
1 1
1 0
1 3
U3 D
LM3 3 9 A
5
4
2
3
1
2
U4 A
LM3 3 9 A
7
6
1
U4 B
LM3 3 9 A
9
8
1 4
U4 C
LM3 3 9 A
1 1
1 0
1 3
U4 D
LM3 3 9 A
LOW IF +VIN > Rtri g/1K
LOW IF +VIN < -R tri g/1 2K
LOW IF -V IN > R trig /12 K
LOW IF -V IN < R trig /1K
D1
1 N 4 7 3 2 A
D2
1 N 4 7 3 2 A
VC C
+1 5 V
-1 5 V
VC C
VC C
5
4
2
3
1
2
U5 A
LM3 3 9 A
7
6
1
U5 B
LM3 3 9 A
9
8
1 4
U5 C
LM3 3 9 A
1 1
1 0
1 3
U5 D
LM3 3 9 A
+1 5 V
VC C
VC C
+1 5 V
+1 5 V
+1 5 V
+1 5 V
-1 5 V
+1 5 V
VC C
1
2
3
4
5
6
7
8
9
J1
CO N9
+1 5 V
-1 5 V
VC C
C4
2 .2 u F
C5
0 .1 u F
C7
0 .1 u F
+1 5 V
C8
2 . 2 u F
C1 1
0 . 1 u F
-1 5 V
C1 2
2 .2 u F
C1 3
0 .1 u F
VC C
-Vin
+V in
D3
1 N 6 2 6 3
D4
1 N 6 2 6 3
VC C
D5
1 N 4 1 4 8
L1
4 3 4 -2 3 -4 7 1
+
1
-
2
BZ1
SO NA LERT MSR 3 2 0
1
2
RN 1 A
4 7 0 K
3
4
RN 1 B
4 7 0 K
5
6
RN 1 C
4 7 0 K
7
8
RN 1 D
4 7 0 K
5
6
RN 2 C
2 . 2 K
3
4
RN 2 B
2 . 2 K
1
2
RN 2 A
2 . 2 K
7
8
RN 2 D
2 .2 K
1
2
RN 3 A
2 .2 K
3
4
RN 3 B
2 . 2 K
5
6
RN 3 C
2 .2 K
7
8
RN 3 D
2 . 2 K
1
2
RN 4 A
2 . 2 K
3
4
RN 4 B
2 .2 K
5
6
RN 4 C
2 . 2 K
7
8
RN 4 D
2 . 2 K
5
6
RN 5 C
2 . 2 K
3
4
RN 5 B
2 .2 K
7
8
RN 5 D
2 .2 K
1
2
RN 5 A
2 .2 K
1
2
RN 6 A
2 .2 K
5
6
RN 6 C
2 . 2 K
7
8
RN 6 D
2 .2 K
3
4
RN 6 B
2 . 2 K
1
2
RN 7 A
2 .2 K
3
4
RN 7 B
2 .2 K
5
6
RN 7 C
2 . 2 K
7
8
RN 7 D
2 . 2 K
X1
4 -4 0 MO UN T
X3
4 -4 0 MO UN T
C1
0 .1 u F
C2
0 . 1 u F
Q2
MMBT2 2 2 2 A
1
2
RN 8 A
2 . 2 K
7
8
RN 8 D
2 .2 K
3
4
RN 8 B
2 . 2 K
5
6
RN 8 C
2 .2 K
R5
3 3
R6
3 3
2
1
3
Q1 A
MPQ6 0 0 2
6
7
5
Q1 B
MPQ6 0 0 2
1
2
1
4
1 3
Q1 C
MPQ6 0 0 2
1
0
8
9
Q1 D
MPQ6 0 0 2
VC C
L2
4 3 4 -2 3 -4 71
L3
4 3 4 -2 3 -4 71
C6
2 2 u F,2 5 0V
C9
2 2 u F,2 5 0V
C3
4 7 u F,3 5 V
CC W
W
CW
R7
3 2 6 6 X, 1 K
OU T
SMA-VE RT
IN
SMA-VE RT
1
2
3
J2
6 4 0 4 4 5 -3
1
2
3
4
5
6
7
J5
6 4 0 4 5 6 -7
LED
OU T
LED
IN
PO L
PO L
OV
OV
OT
OT
TH +
F1
TR 2 5 0 -0 8 0 U
D8
1 N 6 2 6 3
D7
1 N 6 2 6 3
D6
1 N 4 7 3 2 A
C1 0
0 .1 u F
R8
1 K
R1 0
5 1
VC C
(GN D/TH -)
1 2
1 3
1 1
U2 D
7 4 A CT0 8
VC C
D9
1 N 4 1 4 8
D1 0
1 N 4 1 4 8
D1 1
1 N 4 1 4 8
D1 2
1 N 4 1 4 8
Summary of Contents for AVO-6HF-B
Page 37: ...PCB 158R4 LOW VOLTAGE POWER SUPPLY...
Page 39: ...PCB 197G HIGH VOLTAGE DISCHARGE BOARD...
Page 48: ...PERFORMANCE CHECK SHEET 48...