Aiwa NSX-R80 - Main C.B. Tuner Section Schematic

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SCHEMATIC DIAGRAM - 2/5 (MAIN -2/2, TUNER SECTION)
R982 6.8K
5.6K
1N4148M
1N4148M
C814 0.01 25 KB
47K
C800
C786
0.047
COIL,FM RF-1
COIL,FM ANT
COIL,FM OSC-V
RF1-V
25
MSP-154V-02
8A
9A
10A
7A
11A
12A
TO MAIN C.B 1/2
(AMP SECTION)
7A-12A
1A
2A
3A
4A
5A
6A
TP2
TP2,3
(DC BALANCE)
TP3
COIL,MW OSC(2B)
1/50
COIL,MW ANT(2B)
TP1
(CLK)
Q835
FM IF AMP
L802
L801
AM IF ADJ.
Q836
FM BAND SW
(VT)
MAIN C.B 2/2 (TUNER SECTION)
TO MAIN C.B 1/2 (AMP SECTION) 1A-6A
Q902 L901,L904 Q901
Q904,905
ANTENNA
FM75
AM
LOOP
AM TRACKING ADJ.
L952,L953
G
S
D
ON:7.68V OFF:0V
7.81V
12.04V
11.33V
5.62V
7.81V
12.04V
11.33V
TUNER ON:4.86V OFF:0V
13
64
2
COIL,FM IFT