Nicam Decoder Schematic Diagram - Panasonic DMR-ES20EG Service Manual

18.7. Nicam Decoder Schematic Diagram

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)
IN G
1 2
LB7303
J0JCC0000080
L7303 1u
C7305 C7306
6V100 0.01
C7301 R7301
0.1
0 C7302 0
C7310 C7308 C7307
100P 10P 10P
3 4
OUT
3
C7332
C7334 R7304
0.1
50V2.2
100
R7307
0
22 21
23 SIF2
C7333
0.1
24 VREF1/CAF1(E)
25 SIF1
26 CRESET/CAF2(E)
27 VSSA3
28 VDDA3
R7324 100
29 SCL
R7325 100
30 SDA
31 LPF
32 AF20
33 AF21
34 35
R7309
10K
TL7301
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 6
53
R7322
0
C7330
X7301
8200 H0D245500016
C7329
0
20 19 18 17 16 15 14 13 12
TP1 11
AF1D 10
TP2 9
AF11 8
VSSD2 7
IC7301(NICAM/A2)
VDDD1 6
C1AB00001404
VSSD1 5
VSSA1 4
VDDA1
3
OUT R 2
OUT L 1
36 37 38 39 40 41 42 43 44
C7317
R7311 R7310
TL7302
16V47
220 220
TL7303
R7314
0
LB7302
J0JCC0000124
C7318
16V10
R7315 C7314
0 0.1
7
DMR-ES20EG / DMR-ES20EP / DMR-ES20EE
K7302 0
K7301 0
K7303
0
K7305 0
K7307
LB7301
J0JCC0000124
C7323
1000P
C7324
0.1
R7312 R7313
220
220
C7313 C7312
16V10 16V10
DMR-ES20EG/EP/EE
Nicam Decoder
Schematic Diagram
8