Nicam Decoder Schematic Diagram - Panasonic DMR-EH50EB 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
25 SIF1
26 CRESET
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
61
DMR-EH50EB / DMR-EH50EG / DMR-EH50EP / DMR-EH52EG
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
C1AB00002225
VSSD1 5
VSSA1 4
VDDA1
3
OUT R 2
OUT L 1
36 37 38 39 40 41 42 43 44
C7317
R7311
TL7302 R7312
16V47
220 22
TL7303
R7314
0
LB7302
J0JCC0000124
C7318
16V10
R7315 C7314
0 0.1
7
K7302 0
K7301 0
K7303
0
K7305 0
LB7301
J0JCC0000124
C7323
1000P
C7324
0.1
R7313
22
C7313 C7312
16V10 16V10
DMR-EH50EB/EG/EP,EH52EG
Nicam Decoder
Schematic Diagram
8