Panasonic DMR-EH80VEG - Nicam Decoder Schematic

24.8. NICAM DECODER
DMR-EH80VEG
DMR-EH80VEB
NICAM DECODER
SCHEMATIC DIAGRAM
Note:
Marked $ (spare) parts are not assembled.
K7307
R7314
(RESET)
0
K7303
0
C7329
LB7303
0
R7315
R7307
8200
C7330
100
R7304
VSSA4
OUT M
P2
V REF2
EXTIL
EXTIR
MONO IN
P1
VSSD3/NC(E)
VDDD3
SYS CLK/CTRIG
PCLK
ADDR1/AFR(E)
XTALO
XTALI
TPB
TEST2
1 REF/LF2(E)
ADDR2
VSSA2
VDDA2
TEST1
OUT L
OUT R
VDDA1
VSSA1
VSSD1
VDDD1
VSSD2
AF11
TP2
AF1D
TP1
AF21
AF20
LPF
SDA
SCL
VDDA3
VSSA3
CRESET/CAF2(E)
SIF1
VREF1/CAF1(E)
SIF2
OUTGIN
IC7302
JC REG.5V
GND
TU AUDIO IN
SIF
0.1
C7314
LB7302
R7309
TL7301
TL7302
TL7303
16V47
C7317
16V10
C7318
220
R7311
220
ONLY EH80VEB
ONLY EH80VEG
R7310
16V10
C7313
16V10
C7312
R7312 R7313
C7324
1000P
C7323
LB7301
0
R7322
X7301
0.1
C7332
C7333
C7330
680P
R7325 100
R7324 100
100P
C7311
C7302 0
0
R7301
0.1
C7301
321
50V2.2
C7334
0.01
C7306
6V100
C7303
L7303 1u
6V100
C7305
0.1
C7335
IC7301(NICAM/A2)
K73050
K7301 0
K7302 0
7
6
5
4
3
2
1
PK7301
(MAIN NET SEC.)
MAIN P.C.B.
TO PK7701
34 35 36 37 38 39 40 41 42 43 44
22 21 20 19 18 17 16 15 14 13 12
23
24
25
26
27
28
29
30
31
32
33
11
10
9
8
7
6
5
4
3
2
1
R7319
R7317
DECODER AUDIO(L)
GND
DECODER AUDIO(R)
SDA
SCL
10P
C7307
10P
C7308
C7310
100P100P
C7309
PK7302
(MAIN NET SEC.)
MAIN P.C.B.
TO PK7702
1
2
3
5
6
4
ONLY DMR-EH80VEB
DMR-EH80VEG DMR-E 0VH8 EB
C7309 $ 100P
C7310 $ 100P
R7309 1K 10K
R7310 $ 220
R7311 220 $
R7317 J0JCC0000103 ERJ3GEY0R00V
R7319 J0JCC0000103 ERJ3GEY0R00V
DMR-EH80VEG / DMR-EH80VEB
85