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F
TO PK7701
MAIN P.C.B.
(MAIN NET SEC.)
PK7301
SIF
1
GND
2
TU AUDIO IN
3
4
5
6
JC REG.5V
7
C7303
6V100
E
C7311
100P
D
TO PK7702
MAIN P.C.B.
(MAIN NET SEC.)
PK7302
SCL
1
SDA
2
3
DECODER AUDIO(R)
4
GND
5
DECODER AUDIO(L)
6
C
C7309
100P
B
R7319
0
A
1
2
C7335
0.1
IC7302
C0EAH0000051
(RESET)
LB7303
J0JCC0000080
L7303 1u
C7305
C7306
6V100
0.01
C7301
R7301
0.1
0
C7302 0
C7310
C7308
C7307
100P
10P
10P
3
4
IN
G
OUT
1
2
3
C7334
R7304
50V2.2
100
R7307
0
23
SIF2
C7333
0.1
24
VREF1
25
SIF1
26
CRESET
27
VSSA3
28
VDDA3
R7324 100
29
SCL
R7325 100
30
SDA
31
LPF
32
AF20
33
AF21
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM
FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
5
R7322
0
C7332
C7330
X7301
0.1
8200
H0D245500016
C7329
0
22
21
20
19
18
17
16
15
14
IC7301(NICAM/A2)
C1AB00002225
34
35
36
37
38
39
40
41
42
C7317
R7309
TL7302
R7311
16V47
10K
220
TL7303
TL7301
R7314
0
LB7302
J0JCC0000124
C7318
16V10
R7315
0
6
7
K7302 0
K7301 0
K7303
0
K7305 0
13
12
TP1
11
AF1D
10
TP2
9
AF11
8
VSSD2
7
LB7301
J0JCC0000124
VDDD1
6
C7323
1000P
VSSD1
5
VSSA1
4
VDDA1
3
C7324
0.1
OUT R
2
OUT L
1
43
44
R7312
R7313
22
22
C7313
C7312
16V10
16V10
C7314
0.1
DMR-EH50EB/EG/EP,EH52EG
Nicam Decoder
Schematic Diagram
8
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