Panasonic DMR-ES15EB Service Manual page 109

13.11. Nicam Decoder Section (Main P.C.B. (3/4)) Schematic Diagram (DE)
IC7301
RESET
IC-DETAIL BLOCK DIAGRAM
1
IN
-
F
+
Vref
GND
2
44 43
E
1
2
3
4
STEREO
DECODER
STEREO
D
ADJUST
5
6
7
8
9
C
10
FM DEMODULATOR
NARROW-BAND
PLL SC1
11
12 13
B
M:Main Net Section:(Page:
AV:A/V I/O Section:(Page:
A
DE:Nicam Decoder Section:(Page:
T:Timer Section:(Page:
1
M G_SIFIN_A
M GND
OUT
M G_TU_A_IN_A
3
M TU_REG5V
IC7302
DECODER
IC-DETAIL BLOCK DIAGRAM
42 41 40 39 38 37
AF SWITCH
POWER
SUPPLY
AF AF
AMPLIFIER AMPLIFIER
1 2
FM DEMODULATOR
NARROW-BAND
PLL SC2
14 15 16 17 18 19
T G_IIC_CLK_A
T G_IIC_DATA_A
AV G_DEC_R_A
AV G_DEC_L_A
A
)
B
)
C
)
D
)
2
C7339
ECJ1VC1H090D(EG)
R7326
L7304
1200(EG)
470u(EG)
0(EXCEPT EG)
2.2u(EXCEPT EG)
L7302
VWJ0795(EC)
L7303
VWJ0795(EG)
LB7304
G0C1R0JA0019
J0JHC0000032 (EXCEPT EG)
C7306
0.01
(EXCEPT EG)
36 35 34
33
32
DIGITAL
IDENTIFICATION
31
PILOT
NARROW-BAND PLL
30
IIC BUS
29
TRANSCEVER
28
27
26
25
24
23
20 21 22
3
LB7303
J0JCC0000080
(EXCEPT EG)
IC7302
C0EAH0000051
(EXCEPT EG)
IN G OUT
1 2 3
C7335
0.01(EG)
0.1(EXCEPT EG)
C7310
1500P(EG)
100P(EXCEPT EG)
4
C7301
0.01(EG)
R7304
0.1(EXCEPT E
100(EXCEPT EG)
R7324
R7325
C733
0.1(E
R7308
7500
C7337
(EG)
0.47
(EG)
R7319 0
R7317 0
5
53