Panasonic RX-D10 Service Manual page 71

SCHEMATIC DIAGRAM-4
MAIN CIRCUIT
CE
(B)
CL
D1
D0
FREQ_REF
TO
T_MUTE
MAIN(TUNER)
CIRCUIT
(A) ON
TUNER_L
SCHEMATIC
DIAGRAM-3
TUNER_R
TUNERSEL
7.5V
CP303
Rch
4 4
3 3
2 2
1 1
Lch
E.HD
: +B Signal Line
: Rec Signal Line
R841 1K
R842 1K
R843 1K
R845 1K
R110 6.8K
R210 6.8K
R211
C835
C802 R111
5.6K
100p 1000P 5.6K
R1003
47K
21
L1001
RL09B17
3
C1001
6 2
R1001
C1003
3900P
220
3800P
4 1
C1002
10V100
C1004
1000P
R1103
220K
R1203
: Main Signal Line
: FM/AM Signal Line
BU5V
VDD
C823
10V100
PLL_CE
PLL_CL
PLL_DI
VDD
PLL_DO
FREQ_REF
KEY1
T_MUTE
TUNER_LCH
TUNER_RCH
BU5V
TUNER_SEL
P_DET
7.5V
TUNER_SEL
TAPE_SEL
C804
0.1
REC_H
BU5V
R808
R837
220K
VDD
FREQ_REF
SQCK
P_CNT
SUBQ
BLKCK
IC802
PST9123T
RESET
1
R1002
330
5V
C805 R807
100K
50V1
1.87V..PLAY
((1.9V))
[0V] VDD
Q1001
0.1V..PLAY
4.9V
((0.1V))
((4.9V))
[0V]
BU5V
[0V]
R1004
8.2
Q807
Q807
Q1001
KRC104MTA
KTC3199BLTA
CD SEL. SW
BIAS SWITCH
: Playback Signal Line
: CD Signal Line
19
R813
33K
R814 R815
100K
100K
C822
1000P
R817
100K
[5V] ((1.5V))
R804
10K
[5V] ((4.9V))
[5V] ((4.9V))
C843
100P
[5V] ((4.9V))
[5V] ((3.8V))
R823
4.7K
[5V] ((4.9V))
[0V] ((3.9V))
[0V] ((0.7V))
[0V] ((0V))
33K
[4.9V] ((0V))
[0V] ((0.7V))
[0V] ((4.9V))
[0V] ((4.9V))
[0V] ((5.1V))
R860
IC802
2 3
Q806
KTC3199GRTA
SEL. IN SW 0V
((0V))
[4.9V]
0V
((3.9V))
[0V] Q806
0.7V
((0.7V))
[0V]
0V
((5V))
[5V]
REC_LCH CD_SEL
TUNER_SEL
18 16
17 15 14
L819
2.2uH
[4.5V]
4.1V
((4.4V))
80
2.9V
VLCD
((2.9V))
3 (H)
[3V]
1 VLCD
1.5V
2 (M)
2 VLCD
4.9V
1 (L)
KEY1
3
0V
[5V] ((0V))
4
REM_C
4.9V
5 (AD) RE
4.9V
6 (AD) RE
7 R_CTL
3.8V
8
(AD) P.D
4.9V
9 REG_3
10 NC
0V
11
CD_SE
0V
12
TUNER
5V
[0V] ((0V))
13 TAPE_S
0V
[0V] ((0V))
14 REC H
0V
[0V] ((0V))
15
B.P.1
0V
16 NC
0V
17 SEL_IN
0V
18 FREQ_
0V
[0V] ((0V))
19
NC
0V
20 SQCK
0V
[5V] ((0V))
21 P.CNT
5V
[0V] ((0V))
22 SUBQ
5V
23 REM_IN
5.1V
24
BLKCK
25
4.7K
R838
47K
R824 0
((0.
4.7K
[0
C817
1000P
R825
4.7K
C
10