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SCHEMATIC DIAGRAM-1 (MAIN C.B-1/6)
MAIN C. B -1/6 (TUNER/DECODER/FRONT SECTION)
1
3
C108
100 pF/ 50V
5V6
R103
R101
100 R
3k9
C101
22u F/1 6V
R104
100 R
R102
680 R(N)
AGC
RM701
LD701
1
3
38 KHz
R
G
2
SW706
MEN U
SW702
SW704
VOL+
CANAL+
JK201
VIDEO2
SW703
SW705
JK602
VOL -
CANAL-
AUDI O- R
JK603
AUDI O- L
SW707
TV/ AV
FRON T
W1
SPARK
TU 10 1
+33V
4
5
7
9
11
R113
2k7(N)
C109
100 pF/ 50V
R112
2k7(N)
IC1 01
R111
2k7(N)
C104
C105
uPC574
10u F/5 0V
10k pF/ 50V
R110
2k7(N)
C107
L10 2
100 uF/ 16V
R107
22u H
2k7(N)
C106
5V
10k pF/ 50V
R106
L10 1
2k7(N)
SDA
0.8 2uH
SCL
129.5V
FI
JE15
REMOT
560 R(N)
R706
5V6
47R(N)
C703
47u F/1 0V
R749
TIM_ON
470 R(N)
R705
ST_BY
470 R(N)
KEY01
KEY02
KEY03
KEY04
VD2
R628
AUD 2R
2k2
R629
100 k
R626
AUD 2L
2k2
R627
100 k
9
OUT -L
C621
1kp F/5 0V
C618
C619
1uF/50V
10u F/1 6V
C620
10u F/1 6V
C617
1uF/50 V
32
31
30
29
28
27
26
MAD
OUT-L
IC 60 4
STE REO
NOISE
TD A985 0
DBX
ADJUST
DETECTOR
STEREO/SA P
SWI TCH
L-R /SA P
SAP
DEMODULATOR
GND
1
2
3
4
5
6
7
R603
8k2 /1%
R604
160 R/1 %
C606
C605
C608
10u F/1 6V
47k pF/ 50V(5%)
4u7 F/5 0V
C607
100 kpF /25 V
OUT -R
C623
C625
C627
10u F/1 6V
1kp F/5 0V
4u7 F/1 6V
CSB503 F58
C622
C624
C626
15k pF/50V
4u7 F/50V
100 kpF /25 V
25
24
23
22
21
20
19
18
OUT -R
SAP
sem DB X
DEMATRIX
SUPPLY
DE-EMPHASIS
+ M ODE
SELECT
GND
L-R /SA P
L+R
MAD
GND
INP UT
LOG IC, I2 C
LEVEL
STEREO DECODER
TRANSCEIVER
ADJUST
SDA
SCL
VCC
8
9
10
11
12
13
14
15
C609
C613
R605
100 R
470 kpF /25 V
C611
R607
R606
2k2
100 R
C610
C612
C615
4u7 F/5 0V
10u F/1 6V
C614
220 kpF /16 V
SDA
9V
SCL
AUD
10
To
1
MAIN C.B
-5/6
To
2
MAIN C.B
-2/6
RS601
17
16
C616
10u F/2 5V( LL)
To
4
MAIN C.B
-4/6
To
3
MAIN C.B
-3/6
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