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F
SCHEMATIC DIAGRAM /
TX UNIT (LED)
(X56-312X-XX) (B/3) 0-12 : C2
2-71 : C
SHIFT-REGISTER
IC923
BU4094BCFV
1
STRB
VDD
2
DATA
OE
3
CLK
Q5
4
Q1
Q6
5
Q2
Q7
6
Q3
Q8
7
Q4
QʼS
8
VSS
QS
C920
0.1u
3-STATE BUFFER
IC920
TC7SET126FU-F
R921
4
3
oUTY
GND
0
2
INA
5
1
VCC
G
C931
1u
C930
R950
R942
8.2k
0
1u
AF AMP
Q931
2SC4116(Y)F
R944
AF AMP
Q932
2SA1586(Y)F
R945
Note : The components marked with a dot (
G
16
15
14
13
12
11
10
9
3-STATE BUFFER
IC922
TC7SET126FU-F
R922
4
3
oUTY
GND
0
2
INA
5
1
VCC
G
3-STATE BUFFER
IC921
TC7SET126FU-F
R923
4
3
oUTY
GND
0
2
INA
5
1
VCC
G
OP-AMP
IC926
NJM2732V
1
8
AoUTPUT
V+
2 A-INPUT
7
BoUTPUT
3
6
A+INPUT
B-INPUT
4 GND
5
B+INPUT
DETECTOR
D933
HSM88AS-E
C936
1k
0.1u
DETECTOR
D934
HSM88AS-E
C935
1k
0.1u
•
) are parts of layer 1.
H
原理图
SHIFT-REGISTER
IC924
BU4094BCFV
1
16
STRB
VDD
2
15
DATA
OE
3
14
CLK
Q5
4
13
Q1
Q6
5
12
Q2
Q7
6
11
Q3
Q8
7
10
Q4
QʼS
8
9
VSS
QS
FINAL UNIT(MIC SECTION)
(X45-3862-XX)(E/5) -70:C
CN923
CN905
1
1
VoLUME_IN
2
C915
2
33MPU
R911
3
0
3
GND
100p
4
R912
4
33AUD
5
5
SB
0
R909
6
6
SCM_EN
0
7
7
GND
8
8
PTT_TXD_SCM
9
9
HooK_RXD_SCM
10
10
MIG
11
11
MIC
I
NXR-800H
SHIFT-REGISTER
IC925
BU4094BCFV
1
16
STRB
VDD
2
15
DATA
OE
3
14
CLK
Q5
4
13
Q1
Q6
5
12
Q2
Q7
6
11
Q3
Q8
7
10
Q4
QʼS
8
9
VSS
QS
-71:C2
VR902
R31-0668-15
R906
R905
C905
R900
0
0
0
10u
R902
0
J901
R914
2.2k
1
NC
2
SB
3
GND
4
PTT_TXD_SCM
R901
1.8k
5
MIG
6
IC
R910
1.8k
7
HOOK_RXD_SCM
8
SCM_EN
L900
X45-386 (E/5) 1/1, X56-312 (B/3) 2/2
J
1
2
3
4
5
6
7
195
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