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6 Pelco Manual C632M (2/88)
9.0 SCHEMATIC
Figure 4. EA2000 Schematic (PCB9000104)
R21
+10
75
C17
+
J2
OUTPUT
2
1
1000
16V
R26
470
R2B
2.2K
Q3
3640
Q2
Q1
3565
R24
2.2K
R34
1K
R22
5.6K
R8
1.2K
C12
100/25V
+
R25
4.7K
3565
R27
1K
Q7
3638
CR5
R31
100
Q6
3565
R33
100
R23
2.2K
C18
0.1/35V
+
R12
10K
C14
.01
1
2
U2
R11
680K
R10
10K
C20
22Pf
R38
330
Q8
6516
R13
5.6K
R32
22K
34
5
U2
Q4
6516
R35
1K
R37
33K
R36
100
Q12
3565
R53
2.7K
C22
R54
3.3K
R52
3.3K
R39
510
C19
+
100/25V
+
C25
3.3
R51
6.8K
CR8
+
C23
3.3
35V
CR7
R42
10K
Q9
3565
LO
BOOST
CW
R40
47K
R41
27K
GAIN
CW
C24
+
R56
500
R46
510
R55
220
R45
100
R44
5K
R20
500
CW
C16
220Pf
R43
560
C
.002
HI
BOOST
CR6
Q11
6516
C21
.01
R49
33
25V
J3
INPUT
2
1
13
R14
22K
75
.002
R50
75
R48
3.9K
R29
75K
R30
4.7K
6
2
5
3
1
4
Q10
6516
R47
75
3
4
U1
4 0 11
U1
4 0 11
U1
4 0 11
U1
4 0 11
R29
10K
6
9
C
U2
4 0 66
8
10
11
9
8
13
12
C7
.001
S
D
Q
C
U3
Q
4013
S
D
Q
C
U3
Q
4013
IN
OUT
CR3
IN 4005
CR1
IN 4005
CR4
IN 4005
CR2
IN 4005
C3
470
35V
+
C13
33
25V
+
R7
680
LEDI
+10
C1
.01
C2
.01
J1
12 VAC
R6
47K
1
2
3
R2
10K
12
R3
10K
10
C
U2
11
R1
10K
+10
C8
1/35V
2
1
C
U4
14 538
Q
C
U4
14 538
Q
R4
47K
4
5
15
10
9
N/C
3
7
CR5
CR6
13
C9
+
R5
18K
14
1/35V
12
11
Q5
6516
R19
R18
10K
10K
C11
.001
C15
.001
R17
1K
R15
470K
R16
1K
NOTE: ALL DIODES IN914
UNLESS
C
VR1
7810