195
SCHEMATIC DIAGRAM /
原理图
NXR-800H
Note : The components marked with a dot (
•
) are parts of layer 1.
X45-386 (E/5) 1/1, X56-312 (B/3) 2/2
7
6
5
4
3
2
1
J
I
H
G
F
C929
0.1u
C924
0.1u
C928
0.1u
CN923
1
2
3
4
5
6
7
8
9
10
11
D922
B30-2265-05
C941
1000p
R944
1k
R945
1k
C935
0.1u
C936
0.1u
C930
1u
R942
0
C932
47p
R943
220k
1
AoUTPUT
2
A-INPUT
3
A+INPUT
4
GND
5
6
7
8
R946
10k
C937
0.01u
R948
100k
D925
B30-2171-05
D926
B30-2171-05
D927
B30-2171-05
D928
B30-2171-05
D932
B30-2171-05
D931
B30-2171-05
D929
B30-2171-05
D930
B30-2171-05
C931
1u
R941
820
R940
1.2k
Q925
UMG1N
Q926
UMG1N
Q927
UMG1N
Q928
UMG1N
Q924
UMG1N
Q929
UMG1N
Q930
UMG1N
R938
820
R937
1.2k
R936
1.2k
CP928
680
CP923
1k
CP920
1k
CP926
680
C939
1000p
C938
10u
C920
0.1u
C921
0.1u
C922
0.1u
1
STRB
2
DATA
3
CLK
4
Q1
5
Q2
6
Q3
7
Q4
8
VSS
9
QS
10
Q
ʼ
S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
VDD
1
STRB
2
DATA
3
CLK
4
Q1
5
Q2
6
Q3
7
Q4
8
VSS
9
QS
10
Q
ʼ
S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
VDD
1
STRB
2
DATA
3
CLK
4
Q1
5
Q2
6
Q3
7
Q4
8
VSS
9
QS
10
Q
ʼ
S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
VDD
R922
0
R921
0
R923
0
R947
0
1
2
3
4
oUTY
5
VCC
1
2
3
4
oUTY
5
VCC
1
2
3
4
oUTY
5
VCC
R949
100k
R950
8.2k
R939
820
R933
820
D920
B30-2265-05
R951
1.2k
C933
1.5u10
C934
1.5u10
D921
B30-2265-05
D923
B30-2265-05
D924
B30-2265-05
C901
1000p
R911
0
C906
1000p
R909
0
R907
15k
R901
1.8k
C904
100p
R905
0
CN905
1
2
3
4
5
6
7
8
9
10
11
C905
10u
R900
0
R914
2.2k
C902
100p
C916
1000p
R902
0
R910
1.8k
C914
0.1u
C907
1000p
R912
0
R906
0
C900
0.1u
C915
100p
R903
680
VR902
R31-0668-15
J901
1
2
3
4
5
6
7
8
NC
SB
GND
PTT_TXD_SCM
MIG
IC
HOOK_RXD_SCM
SCM_EN
L900
(R)
(G)
(R)
(G)
(R)
(G)
(G)
(R)
FINAL UNIT(MIC SECTION)
(X45-3862-XX)(E/5) -70:C -71:C2
DC SW
DC SW
DC SW
DC SW
DC SW
DC SW
DC SW
STATUS1
STATUS2
STATUS3
STATUS4
STATUS8
STATUS5
STATUS6
STATUS7
OCXO
CTRL
TX
POWER
BUSY
B+INPUT
B-INPUT
BoUTPUT
V+
IC926
NJM2732V
OP-AMP
D902
AVRM16270MABB
C908
1000p
C909
100p
C910
100p
C912
100p
C913
100p
G
INA
GND
G
INA
GND
G
INA
GND
IC923
BU4094BCFV
SHIFT-REGISTER
Q920
UMG1N
DC SW
Q922
UMG1N
Q921
UMG1N
DC SW
DC SW
Q923
UMG1N
DC SW
IC924
BU4094BCFV
SHIFT-REGISTER
IC925
BU4094BCFV
SHIFT-REGISTER
S920
S70-0502-05
S921
S70-0502-05
S922
S70-0502-05
S923
S70-0502-05
S924
S70-0502-05
S925
S70-0502-05
SB
VoLUME_IN
33MPU
GND
33AUD
SCM_EN
GND
PTT_TXD_SCM
HooK_RXD_SCM
MIG
MIC
0
CP924
IC921
TC7SET126FU-F
IC922
TC7SET126FU-F
3-STATE BUFFER
3-STATE BUFFER
IC920
TC7SET126FU-F
3-STATE BUFFER
2SA1586(Y)F
Q932
2SC4116(Y)F
Q931
AF AMP
AF AMP
D934
HSM88AS-E
D933
HSM88AS-E
DETECTOR
DETECTOR
TX UNIT (LED)
(X56-312X-XX) (B/3) 0-12 : C2 2-71 : C
Summary of Contents for NXR-800H
Page 180: ...1 E CN300 RX_IF_VN 168 ...