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TX UNIT (LED) (X56-3150-11) (B/3)
3-STATE BUFFER
50MPU
TC7SET126FU-F
R922
4
oUTY
0
5
VCC
TC7SET126FU-F
R923
3-STATE BUFFER
0
4
oUTY
C920
CN920
0.1u
5
VCC
DC8
1
IC920
TC7SET126FU-F
GND
2
R921
4
3
oUTY
GND
50MPU
3
3-STATE BUFFER
0
2
INA
STB
4
5
1
VCC
G
SR_oE
5
SR_CLK
6
SR_DATA
7
R920 0
LED 1
8
GND
9
LED 10
10
CN921
IC922
SHIFT REGISTER
3
IC923
GND
BU4094BCFV
2
INA
1
16
STRB
VDD
1
G
2
15
DATA
OE
3
14
CLK
Q5
4
13
IC921
Q1
Q6
5
12
Q2
Q7
3
6
11
GND
Q3
Q8
2
INA
7
10
Q4
Q'S
1
8
9
G
VSS
QS
C943
0.1u
C926
1000p
CONTROL UNIT1
X53-413
-CN3
K3
K2
K1
K4
K5
50MPU
50MPU
STB
STB
SR_CLK
SR_CLK
33AUD
33AUD
VOLUME_IN
33MPU
SB
C931
MIC
1u
C930
R950
R942
1u
8.2k
0
R946
10k
Q931,932
AUDIO LEVEL
LIMITER
Q931
2SC4116(Y)F
R944
1k
Q932
2SA1586(Y)F
R945
1k
MIG
MIG
50MPU
SCM_EN
PTT_TXD_SCM
HooK_RXD_SCM
Q923-926
Q927-930
DC SWITCH
DC SWITCH
SHIFT REGISTER
SHIFT REGISTER
IC924
IC925
BU4094BCFV
BU4094BCFV
1
16
1
STRB
VDD
STRB
2
15
2
DATA
OE
DATA
3
14
3
CLK
Q5
CLK
4
4
13
Q1
Q6
Q1
5
12
5
Q2
Q7
Q2
6
11
6
Q3
Q8
Q3
7
10
7
Q4
Q'S
Q4
8
9
8
VSS
QS
VSS
IC926
FINAL UNIT (MIC SECTION)
OP AMP
NJM2732V
(X45-3870-11) (D/4)
1
8
AoUTPUT
V+
2
A-INPUT
7
BoUTPUT
3
6
A+INPUT
B-INPUT
4
5
GND
B+INPUT
C936
CN905
CN923
0.1u
1
VoLUME_iN
1
R911
D933
2
33MPU
2
HSM88AS-E
0
3
GND
3
4
33AUD
4
R912
C935
0
5
SB
5
0.1u
6
SCM_EN
6
D934
HSM88AS-E
7
GND
7
8
PTT_TXD_SCM
8
D933,934
9
HooK_RXD_SCM
9
AUDIO LEVEL
LIMITER
10
MiG
10
11
MiC
11
D935,936
SURGE
PROTECTION
50MPU
16
VDD
15
OE
14
Q5
13
Q6
12
Q7
11
Q8
10
Q'S
9
QS
VR902
R906
R905
C905
R900
R31-0668-15
0
0
10u
0
J901
R902
0
NC
1
R909
0
SB
2
GND
3
C915
R901
PTT_TXD_SCM
4
100p
1.8k
MIG
5
MIC
6
R910
1.8k
HOOK_RXD_SCM
7
R914
SCM_EN
8
2.2k
L900
D902
SURGE PROTECTION
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