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CA-755 (UC)
CA-755 (J)
CA-755P (CE)
INCOM/PGM
CN12
1
PGM OUT(G)
EF1
GND
2
PGM OUT(X)
OUT
IN
3
INCOM OUT(G)
EF2
GND
4
INCOM OUT(X)
OUT
IN
5
TALK IN(G)
EF3
GND
6
TALK IN(Y)
IN
OUT
7
TALK IN(X)
8
ENG/PROD
9
CCU/LOCAL
10
GND
EARPHONE
CN13
1
EARPHONE OUT(X)
2
EARPHONE OUT(G)
CN PANEL
CN11
1
(REM)
IN
ON
TALK
2
NC
3
GND
4
RET 3
5
IN
ON
RET1
6
IN
ON
RET2
7
RET OUT(G)
8
RET OUT(X)
VR-236
CN10
1
PGM VR
2
IN
ON
TALK
3
REMOTE
TALK
4
INCOM VR
5
INCOM 5V
6
GND
CCZ/40P(1/2)
DA-117
CN1
CN8
1
MPX9
1
MPX9
2
MPX8
2
MPX8
3
MPX7
3
MPX7
4
MPX6
4
MPX6
5
MPX5
5
MPX5
6
MPX4
6
MPX4
7
MPX3
7
MPX3
8
MPX2
8
MPX2
9
MPX1
9
MPX1
10
MPX0
10
MPX0
11
D GND
11
DGND
12
HD IN
12
DGND
13
CK(X)
13
HD IN
14
CK(G)
14
CK(X)
15
CK(G)
16
SYNC IN
17
BLKG IN
-2
18
+9V
19
SD LD
20
AUDIO 1/2 IN
C4
21
DE-EMPHASYS
R4
R5
0.01
0
0
22
FS(G)
23
FS(X)
24
64FS
F.G
RFS/40P
25
512FS
CN9
26
H CONT OUT
13
SYNC IN
27
H CONT IN
12
512 FS
28
Y OUT
11
64 FS
29
MIC2(G)
10
AUDIO 1/2 IN
30
MIC2(X)
9
FS(X)
31
SD CLK
8
AUDIO 3/4 IN
32
SYNC OUT
7
BLKG IN
33
VD OUT
6
FS(G)
34
CAM DET
5
D GND
35
SD
4
UNREG IN
36
V-REF
3
37
Y OUT (X)
2
UNREG GND
38
Y OUT (G)
1
UNREG GND
39
R-Y OUT (X)
40
R-Y OUT (G)
41
B-Y OUT (X)
42
B-Y OUT (G)
43
-5V
44
-5V
45
+5V
46
+5V
47
MIC1 (G)
48
MIC1 (X)
49
GND
50
GND
R1
10k
RX-37
CN21
1
GND
2
GND
3
GND
4
GND
5
RET VIDEO OUT(X)
6
RET VIDEO OUT(G)
9V
7
+9V
8
+9V
9
-5V
10
-5V
-5V
CA-755/755P
I
J
A
B
EF4
GND
IN
OUT
EF6
GND
IN
OUT
EF7
GND
IN
OUT
EF5
GND
OUT
IN
MD-117
CN2
50
+9V
49
+9V
48
47
46
Y IN (X)
45
Y IN (G)
44
R-Y IN (X)
43
R-Y IN (G)
42
B-Y IN (X)
41
B-Y IN (G)
40
39
38
SYNC IN
37
36
HD OUT
35
SL3
34
SKIN GATE
33
SL2
32
31
SL1
30
BLUE
29
28
27
RF C (G)
26
RF C (X)
25
24
N/ P
SL7
23
22
21
20
19
18
17
16
15
V-REF
14
13
MD ADJ. ON
12
11
10
9
8
-5V
7
-5V
6
+5V
5
+5V
4
RF Y (G)
3
RF Y (X)
2
GND
1
GND
CN6
RED
K
C
MB-705
MB-705
TR-101
CN3
50
+9V
49
+9V
48
INCOM 9V IN
47
INCOM 9V IN
46
INCOM 9V (DRIVER)
45
INCOM 9V (DRIVER)
44
INCOM REM
43
VF AUDIO CONT
42
PGM VR
41
INCOM VR
40
INCOM TALK ON
39
CAM DET
38
INCOM ON (CAM)
37
INCOM ON (REM)
36
PGM OUT (G)
35
PGM OUT (X)
34
INCOM OUT (G)
33
INCOM OUT (X)
32
EARPHON OUT (G)
31
EARPHON OUT (X)
CN5
30
INCOM 5V OUT
29
INCOM 5V OUT
28
CCU DATA OUT (G)
27
CCU DATA OUT (X)
26
RET 3
25
INCOM TALK ON
24
N/P IN
23
H CONT OUT
22
MIC2(G)
21
INCOM IN (G)
20
INCOM IN (Y)
19
INCOM IN (X)
18
MIC2(X)
17
MIC1(G)
16
MIC1(X)
15
V-REF
14
MD ADJ. ON
13
POWER OFF
12
EXT DC IN
11
MUTE CONT IN
10
CHU DATA IN (G)
9
CHU DATA IN (X)
8
-5V
7
-5V
6
+5V
5
+5V
4
RF AUDIO (G)
3
RF AUDIO (X)
2
GND
1
GND
CN7
BLACK
7-17
7-17
L
M
D
E
C1
R2
100
,N'M
16V
:TA-CD
9V
-3
IF-607
CN4
50
+9V IN
49
+9V IN
48
SD(RM)IN(X)
47
SD(RM)IN(G)
46
SD(RM)OUT(X)
45
SD(RM)OUT(G)
44
RET OUT(CAM)(G)
43
RET OUT(CAM)(X)
42
RET OUT(BNC)(G)
41
RET OUT(BNC)(X)
40
CAM DET
39
VF AUDIO CONT
38
INCOM
ON
(CAM)
OUT
37
N/ P OUT
36
DE-EMPHASYS
35
SD LD
34
VBS/Y IN (X)
33
VBS/Y IN (G)
32
RET(RX) IN (X)
31
RET(RX) IN (G)
30
INCOM TALK ON
29
CCU/LOCAL
28
CCU DATA IN (X)
27
SD DATA
26
VD IN
25
MD ADJ ON
24
SD CLK
23
CALL IN
22
RET1 ON IN
21
RET2 ON IN
20
RET 2(CAM)
19
PB REF
18
G TALLY
17
V RESET OUT
16
R TALLY OUT
15
V-REF
14
CAM DATA I/O
13
ENG/PROD
D1
12
SYNC IN
EC10QS-04
11
D600 /700
10
CHU DATA OUT (X)
9
VF VR IN
8
-5V
7
-5V
6
+5V (IF)
5
+5V (IF)
4
RET 3
3
INCOM TALK ON
2
GND
1
GND
SL4
SL6
SL5
R3
-5V
0
FG
N
O
F
G
1
MB-705
BOARD NO. 1-663-948-11
LOT NO. 607-
B-¥CA755-MB705-11
SW-900
CN15
2
CALL IN
1
RET1 ON IN
2
RET2
ON IN
3
GND
4
AC.DC/DC CONV
CN23
INCOM 9V(DRIVER)
B5
INCOM 9V
A5
UNREG GND
A4
UNREG GND
B4
UNREG GND
A3
UNREG GND
B3
UNSW'
ed
UNREG
A2
UNSW'ed UNREG
B2
UNSW'ed UNREG
A1
UNSW'ed UNREG
B1
POWER SW
CN19
UNREG OUT
A2
UNREG OUT
A3
UNREG IN
A1
UNREG IN
B1
POWER
OFF
B2
GND
B3
3
CCZ
CN16
INCOM TALK ON
7
RET2
ON
6
5
G TALLY
4
UNREG+12V
3
D600 /700
2
GND
1
CCZ/40P(2/2)
CN18
V RESET
11
REC/TALLY
10
DATA I/O(G)
9
DATA I/O(X)
8
RET VIDEO(G)
7
RET VIDEO(X)
6
PB REF
5
H CONT(X)
4
GND
3
GND
2
VF VR IN
1
4
I/O
CN17
DATA OUT(G)
1
DATA OUT(X)
2
DATA IN(G)
3
DATA IN(X)
4
UNREG(G)
5
UNREG(G)
6
UNREG OUT
7
UNREG OUT
8
AC.DC/DC CONV
CN14
UNREG OUT
A1
UNREG OUT
B1
UNREG GND
A2
UNREG GND
B2
V-REF
A3
MD ADJ,
ON
B3
EXT DC
IN
A4
MUTE CONT IN
B4
GND
A5
GND
B5
+5V
A9
+5V
B9
A8
5
+5V (IF)
B8
-5V IN
A7
-5V IN
B7
+9V IN
A6
+9V IN
B6
BATT CN
CN22
UNREG GND
A1
UNREG GND
B1
UNREG GND
A2
UNREG OUT
B2
UNREG OUT
A3
UNREG OUT
B3
P
H
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