J
K
L
M
N
O
P
Q
R
S
I
H
G
F
E
D
C
B
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
G
S
D
G
S
D
G
S
D
D
G
S
D
G
S
R235
ANT
CN801
R824
R836
R839
R845
1
20
21
40
41
60
61
80
C811
BATT
R850
R469
R852
C819
R470
C831
C843
Q304
Q305
C849
L302
C861
D818
D819
C496
J79-0287-19
B
D824
D830
IC810
D831
D832
IC815
R306
R308
R311
R312
CP817
3
3
4
1
6
3
4
1
6
4
1
6
R318
R701
R703
5T
5R
5M
DAF
HSDENC
BPF2
AO
BPF1
COM1
COM2
COM3
COM4
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
3.3M
5C
3.3MS
GND
R705
LCDBL
FREQ
MOD1
MOD2
R707
CP821
CP826
CP836
CP837
R919
CP840
CP841
CP842
C307
R921
CP846
R922
R924
R925
C311
R929
R930
R931
M+
YEL
M–
BLU
S+
RED
S–
BLK
R934
R935
+
R955
R956
GND
W/N
C920
C924
C925
C936
C945
C950
1
16
17
32
33
48
49
64
R993
Q801
IC301
C965
Q815
Q816
Q822
5M
OPTDET
MICIN
MIC
SPO
SPI
AE
TXD
NC
PTT/RXD
CN401
BUSY
CN402
RSSI
R806
CN403
BPF
CN804
INT
CN805
SB
CN816
RXD
CN818
MODE
CN819
TXD
CN820
LSDO
CN822
RST
CN823
VCC
C803
C804
C806
R854
R858
C5
C8
Q303
Q306
C465
C850
D821
D820
D829
R104
R313
R314
R315
45
18
R316
R317
CP818
R319
CP819
R702
R704
R706
R320
CP820
R708
R709
CP823
CP827
CP828
R710
R711
S
A
<B
C>
n
R712
CP843
C308
CP847
C314
C315
1
8
GND
DOWN
UP
GND
AFO
AFI
SB
B
R932
R933
R937
R954
R5
F801
R982
4
5
1
8
C948
R986
CN1
CVIN
L801
CN2
CV
C10
C12
R802
R803
R811
R813
R818
R821
R829
R830
R831
CN815
TXD
R832
CN817
MNDN
CN821
SCLK
CN824
GND
R855
C832
C833
C834
R871
R872
C837
R880
C859
D801
D804
D805
R105
IC820
IC821
CP802
R307
R309
R310
R713
R714
R915
R916
R918
C304
C305
CP844
R920
CP845
R923
R927
R928
R835
R936
C914
C916
C917
C918
C919
F802
C922
C923
C926
R965
C930
R980
R981
R989
C951
R991
R992
Q805
Q813
Q814
56
11
0
Q817
Q818
Q819
R926
TX-RX UNIT (X57-7880-20) Component side view (J79-0287-19)
TX-RX UNIT (X57-7880-20) Component side view (J79-0287-19)
Component side
Foil side
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6
TK-2317
PC BOARD /
印刷电路板
PC BOARD /
印刷电路板
TK-2317
Ref. No. Address
IC301
3N
IC810
4K
IC815
7O
IC820
6L
IC821
8K
Q303
3M
Q304
3M
Q305
3M
Ref. No. Address
Q306
4N
Q801
8Q
Q805
5P
Q813
5P
Q814
6O
Q815
9K
Q816
8M
Q817
6P
Ref. No. Address
Q818
7P
Q819
8O
Q822
4N
D801
8R
D804
8S
D805
8S
D818
3L
D819
3J
Ref. No. Address
D820
5G
D821
8G
D824
3K
D829
6G
D830
5E
D831
5C
D832
8B