Read Panasonic WV-CL920A / WV-CL924A Service Manual online
4-5
SCHEMATIC DIAGRAM OF I/F BOARD / TERMINAL BOARD
E1
ALARM OUTPUT TERMINAL,
DAY/NIGHT INPUT TERMINAL
ALARM OUTPUT TERMINAL,
DAY/NIGHT INPUT TERMINAL
[RS-485] OPEN
CN6
AUTO IRIS LENS
CONNECTOR
AUTO IRIS LENS
CONNECTOR
CN2
VIDEO OUTPUT
CONNECTOR
VIDEO OUTPUT
CONNECTOR
MOTOR DRIVER
CN4
GEN-LOCK INPUT
CONNECTOR
GEN-LOCK INPUT
CONNECTOR
ALRM
OUTPUT
SW1 UP BUTTON
SW2 DOWN BUTTON
SW3 RIGHT BUTTON
SW4 LEFT BUTTON
SW5 SET BUTTON
SW2 DOWN BUTTON
SW3 RIGHT BUTTON
SW4 LEFT BUTTON
SW5 SET BUTTON
TO
MAIN
BOARD
CN402
MAIN
BOARD
CN402
TO
FILTER
SELECTION
ASS'Y(M7)
FILTER
SELECTION
ASS'Y(M7)
+1.8V DC-DC CONVERTER
+2.7V DC-DC CONVERTER
+3.3V REGULATOR
MONOSTABLE
MULTIVIBRATOR
VOLTAGE DETECTOR
[RS-485] OPEN
LINE
DRIVER/
RECEIVER
PHOTO-
COUPLER
SW6
GEN-LOCK TERMINATION SWITCH
(Default setting is G/L 75
GEN-LOCK TERMINATION SWITCH
(Default setting is G/L 75
Ω
.)
OPEN
5
6
3
4
1
2
13
12
11
10
8
9
14
7
1
2
3
4
5
6
7
2
3
4
5
6
7
8
9
14
13
12
11
10
13
12
11
10
9
8
11
10
13
12
5
6
3
4
1
2
14
7
1
2
5
VCC
4
3
GND
1
OUT
IN
3
GND
2
+5V
1
2
5
VCC
4
3
GND
1
2
5
4
3
C39
C50
C47
C41
C53
C52
C51
C46
R70
R71
R72
R95
R94
R92
R93
R68
R67
C43
R69
IC12
IC12
IC12
IC12
IC12
IC12
IC12
C44
C45
R73
L9
C55
R74
R76
R77
R75
CF4
RS+6.2V
RSGND
SD
TXDET
TXDET
RD
ACTS
C54
IC6
IC7
IC7
IC7
IC7
IC7
IC7
IC11
IC9
IC13
C49
C48
C42
IC8
IC10
(2/6)
IC7
(3/6)
(1/6)
(6/6)
(5/6)
(4/6)
(6/6)
(4/6)
(5/6)
(2/6)
(1/6)
(3/6)
VCC
GND
BEADS
1
2
R
D
VCC
C40
GND
GND
A1
CX1/RX1
RST1
RST1
B1
Q1
Q1
VCC
GND
Q1
GND
A2
CX2/RX2
RST2
B2
Q2
Q2
Q2
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
RD
SD
ACTS
C37
C38
C58
C57
C33
ALARM
D/N
D/N
C34
C36
R62
R89
R88
R66
R91
R90
R63
R65
R64
R61
CF3
BEADS
CF2
BEADS
CF6
BEADS
CF5
BEADS
1
2
3
4
2
3
4
1
2
3
4
2
3
4
1
2
3
4
2
3
4
5
CN7
TX(B)
TX(A)
TX(A)
RX(A)
RX(B)
GND(RS485)
6
GND
8
GND
9
D/N
7
ALARM
1
2
3
4
5
2
3
4
5
TX(B)
TX(A)
TX(A)
RX(A)
RX(B)
GND(RS485)
6
GND
8
GND
9
D/N
7
ALARM
VS2
VS4
VS5
VS3
1
2
1
2
1
2
1
2
VS1
Hi-Z
2-LINE(TX(B))
4-LINE(RX(B))
4-LINE(TX(A))
2-LINE(RX(A))
D
ATA
TERM
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
CN8
SD
RD
RD
SD
RD
RD
ACTS
ACTS
9
ALARM/AP
10
G/L•FLICKERLESS
11
EXT BW
12
2W/4W
GND
RSGND
RSGND
TXDET
TXDET
GND
RS+6.2V
RS+6.2V
TO
MAIN
BOARD
CN403
MAIN
BOARD
CN403
3
1
4
2
+3.3V
+3.3V
+1.8V
+2.7V
+5V
+5V
+5V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
11
12
13
14
15
16
17
18
SW2
SW3
SW4
SW5
L5
L6
L7
CN6
R86
VS100
VS101
OPEN
OPEN
0
R6
200K
R7
200K
R5
200K
R4
200K
R3
200K
R1
CN2
SW1
0.68
R203
0
R202
0
R206
0
R207
0
R204
0
R205
0
R302
10K
R301
100K
R305
1K
R306
OPEN
Q100
R303
56
R304
D300
39K
R300
0
R208
0
R209
0
8.2
8.2
8.2
0
OPEN
D1
C30
C31
C32
L8
C61
C62
C63
2P
2P
2P
C300
1000P
OPEN
10P
10P
R10
1K
CN1
CN9
UP
DOWN
RIGHT
LEFT
SET
+5V
IR-IN2
GND
IR-IN1
UP
DOWN
RIGHT
LEFT
SET
UP
DOWN
RIGHT
LEFT
SET
REF
DUMP
DRIVE
DRIVE
+1.8V
VIDEO GND
VIDEO GND
+3.3V
+2.7V
IR-ENA
VIDEO
VIDEO OUT
CN4
1
2
4
3
(Bottom View)
IC15
GND
VS1
IN1
IN2
VS2
ENA1 ENA2
OUT1 OUT3
OUT1 OUT3
OUT2
2.7
1/4W
OUT4
VCC
C68
VC
GND
R210
1
2
3
4
5
6
7
2
3
4
5
6
7
8
9
10
11
12
13
14
+3.3V
+1.8V
+5V
+3.3V
+3.3V
+2.7V
+5V
1
2
34
5
61
2
34
5
6
+3.3V
+3.3V
1
IN
3
GND
2
OUT
C29
1
IC5
C27 0.1
C28
1
C26
1
R59
0
R60
0
IC4
C24 0.1
C25
1
C59
10/10
IC14
C60
4.7/16
C
G
NO
G
IC
G
NO
G
I
GEN-LOCK
FILTER- A+
FILTER- A-
FILTER- B+
FILTER- B-
FILTER- A-
FILTER- B+
FILTER- B-
330/6.3
1
2
3
4
2
3
4
<INDEX>
I/F BOARD
IC4
D4
IC5
C4
IC14
D4
IC15
D2
Q100
B1
D300
A1
–+
–+
–
+
+3.3V
R96
R97
R201
0
R16
OPEN
OPEN
OPEN
R200
75
G/L 75
Ω
SW6
Hi-Z
Hi-Z
1
2
3
4
5
6
7
8
9
10
NC
4-LINE
4-LINE(TX(A))
4-LINE(RX(B))
2-LINE(TX(B))
2-LINE(RX(A))
4-LINE
4-LINE
2-LINE
2-LINE
2-LINE
NC
D
ATA
TERM
B1
A1
B2
A2
B3
A3
B4
A4
B5
A5
(CN1)
E2
E1
A6
B6
A7
B7
A8
B8
A9
B9
GND
ALARM
DAY/
NIGHT
NIGHT
OUT
GND
IN
I/F BOARD
A
1
B
C
D
2
3
4
5
6
TERMINAL BOARD
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