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7-8
CA-755/755P
7-8
2
3
4
5
A
B
C
D
E
F
G
H
1
CA-755 (UC)
CA-755 (J)
CA-755P (CE)
TR-101 (2/2)
TR-101 (2/2)
INH
GND
VEE
INH
GND
VEE
IN
OUT
GND
IN1
IN2
REF
MODE SEL
OUT1
OUT2
VOL2
CONT
VOL1
CONT
GND
THRU
FILTER
VCC
PASS
GND
OUT
IN
GND
OUT
IN
GND
OUT
IN
GND
OUT
IN
GND
OUT
IN
GND
OUT
IN
GND
OUT
IN
GND
OUT
IN
D2
1SS123
R3
100k
L7
22µH
D15
1SS123
R103
100k
R128
1k
R181
2.2k
RV11
10k
;T
R182
2.2k
IC17
MC14053BF
R201
100k
C109
4.7
10V
TA-CA
R203
47k
R213
22k
R214
22k
R212
,N'M
Q30
DTC144EU
RV8
5k
R119
27k
R120
56k
C74
6.8
16V
:TA-CA
C113
6.8
16V
:TA-CA
C11
10
20V
:TA-CB
EF10
EF11
L4
22µH
C7
6.8
16V
:TA-CA
C10
0.1
R2
22
R1
100k
C18
22
20V
:TA-CC
R21
,N'M
Q4
,N'M
Q3
2SA812
IC1(2/2)
TLC27M2
IC8
TA78L05
Q22
2SC1623
C41
0.1
C44
10
10V
:TA-CA
R90
100k
R98
100k
S2(1/4)
R111
100k
D19
1S2835
Q23
2SA812
IC11
TC4S66F
R104
100k
R142
100k
R144
100k
R146
100k
R149
100k
L16
22µH
C103
1
50V
;BP
R194
100k
IC18
M51131L
Q43
2SC1623
L1
22µH
C1
6.8
16V
:TA-CA
C3
33
16V
:TA-CC
R44
5.6k
R326
,N'M
S2(3/4)
D10
1SS123
D12
1SS123
R69
0
R70
0
S2(4/4)
R91
100k
R96
100k
R114
47k
R115
120k
R116
100k
RV3
5k
IC12(1/2)
LM358PS
IC12(2/2)
LM358PS
R143
120k
R148
100k
R145
47k
R151
56k
R156
27k
RV9
50k
R160
1k
R184
0
C102
1
50V
;BP
S5(2/2)
S5(1/2)
C112
6.8
16V
:TA-CA
C111
0.1
R126
100k
R132
10k
D21
1S2835
C5
0.1
S2(2/4)
IC16(1/4)
MC14011BF
IC16(2/4)
MC14011BF
IC16(3/4)
MC14011BF
IC16(4/4)
MC14011BF
EF21
EF19
EF20
EF18
EF14
EF13
IC14
TC4S71F
IC15
TC4S11
IC10
MC14053BF
Q27
DTC144EU
TP6
TP7
S4
C75
0.1
C76
6.8
16V
:TA-CA
R87
100
RV6
50k
INCOM +7.5V
+7.5V
GND
INCOM TALK ON
PGM MUTE
13
12
1
2
3
5
14
11
15
10
4
9
13
12
1
2
3
5
14
15
11
10
4
9
16
6
7
8
16
6
7
8
1
2
3
4
5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
7
8
7
8
1
2
3
4
5
6
4
3
6
5
1
2
1
2
3
4
5
6
7
8
7
5
6
8
9
10
5
6
4
13
12
11
14
1
2
3
7
3
5
1
2
4
5
3
1
2
4
1
2
3
4
5
6
7
8
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
INCOM LEVEL
11
MUTE CONT IN
39
CAM DET
48
47
38
INCOM
ON
(CAM)
37
INCOM
(REM)
ON
40
INCOM TALK
ON
VF AUDIO CONT
43
41
42
44
INCOM VR
PGM VR
INCOM
REM
5
6
7
8
+5V
+5V
-5V
-5V
INCOM
MIX
PGM
EARPHONE
MODE
INCOM PGM
VR BAL
INCOM
X2
MIX
MIX
MODE
N/ P
IN
24
25
26
15
1
8
Q3
Q4
Q22
Q23
11
14
16
16
16
16
10
Q27
Q30
17
Q43
18
NC
12
12
MIC ON/OFF
1/2
1/2
1/2
INCOM +7.5V IN
INCOM +7.5V IN
1/2
1/2
INCOM +5V OUT
INCOM +5V OUT
29
30
Summary of Contents for CA-755
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Page 98: ...5 6 CA 755 755P 5 6 RX 37 Block Diagram Block Diagram RX 37 RX 37 CA 755 CA 755P ...
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Page 111: ...7 1 CA 755 755P 7 1 2 3 4 5 1 I J K L M N O P Section 7 Schematic Diagrams ...
Page 126: ...7 16 CA 755 755P 7 16 2 3 4 5 A B C D E F G H 1 ...
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