53
J
K
L
M
N
O
P
Q
R
S
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
R850
R852
C819
C831
C843
Q304
Q305
C849
L302
C861
D818
D819
D824
IC810
IC815
R306
R308
R311
R312
CP817
3
3
4
1
6
3
4
1
6
4
1
6
R318
AO
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
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
R806
CN818
MODE
CN822
RST
CN823
VCC
C803
C804
C806
R854
R858
Q303
Q306
C850
R104
R313
R314
R315
45
18
R316
R317
CP818
R31
9
CP81
9
R320
CP820
CP827
CP828
C308
CP847
C314
C315
1
8
GND
DOWN
UP
GND
AFO
AFI
SB
B
R
9
32
R
9
33
R
937
R
9
54
R
9
82
4
5
1
8
C
9
48
R802
R803
R811
R813
R818
R821
R82
9
R830
R831
CN815
TXD
R832
CN817
MNDN
CN821
SCLK
CN824
GND
R855
C832
C833
C834
R871
R872
C837
R880
C85
9
D801
D804
D805
R105
IC820
IC821
CP802
R307
R30
9
R310
R713
R714
R
9
15
R
9
16
R
9
18
C304
C305
CP844
R
9
20
CP845
R
9
23
R
9
27
R
928
R835
R
9
36
C
9
14
C
9
16
C
9
17
C
9
18
C
9
1
9
F802
C
9
22
C
9
23
C
9
26
R
9
65
C
9
30
R
9
80
R
981
R
9
8
9
C
9
51
R
99
1
R
99
2
Q805
Q813
Q814
56
11
0
Q817
Q818
Q81
9
R
9
26
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
PC BOARD /
印刷电路板
TK-2317
印刷电路板