Read Panasonic WV-CPR470 / WV-CPR474E Service Manual Simplified online
4-2
SCHEMATIC DIAGRAM OF I/F BOARD (1/2)
TO
POWER
BOARD
E3
POWER
BOARD
E3
TO
MAIN
BOARD
(4/4)
CN2
MAIN
BOARD
(4/4)
CN2
CN4
AUTO IRIS LENS
CONNECTOR
AUTO IRIS LENS
CONNECTOR
+2.7V DC-DC CONVERTER
+1.8V DC-DC CONVERTER
OPEN
OPEN
OPEN
OPEN
+3.3V REGULATOR
D2
POWER INDICATOR
POWER INDICATOR
PO
WER
SW1
UP
BUTTON
UP
BUTTON
SW7 DIP SWITCH
1-6 : GEN-LOCK LINE TERMINATION
1-6 : GEN-LOCK LINE TERMINATION
ON (75
Ω
) / OFF (OPEN) (SW1)
2-7 : RS-485 LINE TERMINATION
ON (150
Ω
) / OFF (OPEN) (SW2)
3-8 : RS-485 2-LINE (HALF-DUPLEX) /
4-9
4-9
4-LINE (FULL-DUPLEX) SELECTION
5-10 (SW3-5)
ALARM
OUTPUT
SW2
DOWN
BUTTON
DOWN
BUTTON
SW3
RIGHT
BUTTON
RIGHT
BUTTON
SW4
LEFT
BUTTON
LEFT
BUTTON
SW5
SET
BUTTON
SET
BUTTON
+4.7V REGULATOR
CN7 (2/2)
GEN-LOCK INPUT
CONNECTOR
GEN-LOCK INPUT
CONNECTOR
CN7 (1/2)
VIDEO OUTPUT
CONNECTOR
VIDEO OUTPUT
CONNECTOR
GEN-LOCK
VIDEO OUT
UP
DOWN
RIGHT
LEFT
SET
CN1
EXT BW
GND
GL/FLICKER
LLPUL/LPF2
485EN
LLDET/LPF1
REF
BW SW
GND
VIDEO
SET
485SD/AUDIOVR
485RD
BW LEVEL
INT/LL
UPSIDE DOWN
+3.3V
UP
RIGHT
+1.8V
AGC+5V
+5V
GND
+2.7V
ALARM/AP
DUMP
DRIVE
LEFT
485DET/FMFREQ
DOWN
+10.5V
2W/4W
GND
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
+1.8V
R17
OPEN
+5V
+10.5V
+5V
+5V
+9V
+5V
+3.3V
+1.8V
+5V
+3.3V
+1.8V
+2.7V
+3.3V
+10.5V
AGC+5V
+3.3V
+10.5V
AGC+5V
1
2
3
4
5
2
3
4
5
CN2
LL PULSE
LL DETECT
+10.5
GND
+5V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
11
12
CN3
+3.3V
AUDIO+9V
AUDIO VR
GND
VIDEO
LPF1
GND
+5V
+9V
+1.8V
LPF2
FM FREQ
3
1
4
2
L3
L4
L2
CN4
DRIVE
GND
DUMPER
VREF
R8
0
R4
0
R9
0
R5
0
R7
0
R3
0
R6
AGND
0
R32
200K
R33
200K
R34
200K
R35
200K
R36
200K
R55
EXT BW
485DET
485SD
485RD
485EN
BW LEVEL
0
R56
0
R65
OPEN
R69
VS6
OPEN
R2
0
8.2
C6
C9
L1
C1
C2
C3
10P
10P
C7
10P
OPEN
OPEN
OPEN
1
2
4
3
(Bottom View)
+5V
7
6
5
6
5
VOUT2
1
2
3
4
2
3
4
VOUT1
8
+3.3V
C42
C43
C41
C47
D3
IC11
R61
C10
1200P
R60
R70
0
R28
D2
620
R62
R57
Q4
VIN1
VSAG1
V+
VIN2
VSAG2
GND
+
–
+
–
+3.3V
+2.7V
+1.8V
1
2
34
5
6
1
2
34
5
6
+3.3V
C21
1
IC4
C19 0.1
C20
1
C14
1
R66
0
R67
0
IC3
C15 0.1
C18
1
CONT
GND1
N/B
V
OUT
GND2
VIN
CONT
GND1
N/B
V
OUT
GND2
VIN
CN6
H
S
CN7
(1/2)
(2/2)
1
6
5
2,3,4
7,9
8
+5V
+3.3V
+3.3V
+9V
+3.3V
R51
R71
R53
75
R50
0
+3.3V
LINE TERM
RX(A)
TX(B)
Hi-Z
ALARM
D/N
BW LEVEL
EXT BW
BW LEVEL
485DET
485RD
485EN
485SD
485DET
485RD
485EN
485SD
RX(B)
TX(A)
+3.3V
1
IN
2
GND
3
OUT
C8
IC1
C4
4.7/16
10/10
R1
0
1/2W
R44
R46
R42
Hi-Z
4-LINE
4-LINE
4-LINE
Hi-Z
RS485
LINE TERM
2-LINE
2-LINE
2-LINE
G/L 75
Ω
G/L 75
Ω
Hi-Z
+5V
R18
39K
R14
10K
R19
100K
–
+
–
+
+10.5V
+5V
AGC+5V
+3.3V
3 VI
1
VSS
2
VO
C13
IC2
C11
22/16
1/35
R12
75
R37
SW1
SW2
SW3
SW4
SW5
1K
R40
R43
OPEN
0
R45
10K
1/4W
R72
OPEN
–
+
–
+
SW7
1
2
3
4
5
10
9
8
7
6
SW8
1
2
4
3
SW6
1
2
3
6
5
4
Q1
D1
1
2
3
R13
R20
ALARM/AP
2W/4W
GL/FLICKER
OPEN
1K
TO (2/2)
3.3
0
3.3
0
2.7
1.3
3.3
0
3.3
0
1.8
0
-
0
1.2
5.1
3.3
7.2
4.7
0
0
I/F BOARD
1
A
B
C
D
2
3
4
5
6
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