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Item
No .
6
Separation
and
Spectrum
Sub Buzz
- -:-- .:·· . .
_ .
2-1 2
Adjustment
Check Point
Parts
C N 1 -2 pin
R 1 9
(SEPA-
RAT I O N )
R 3 6
(SPECTR U M )
CN 1 -2 pin
TB
( I F b oard )
or
CN 1 -4 pin
&
Signal
Mode
1 .
• Tuner mode
Set a signal generator
300 H z 1 4% a nd 5 k Hz 1 4%, and ( L ) unmod ulated .
2 . Co nnect a level meter t o C N 1 , 2 p i n .
3 . Adjust R 1 9 for m i n i m u m level ( less than -60 d B m )
at 300 Hz.
4. Adjust R36 for m i n i mu m level (less than -60 d B m )
at 5 k Hz.
5. Readjut R 1 9 at 300 Hz and R36 at 5 kHz for
minimum leakage levels repeatly.
• Tuner mode
1 . Set a signa l generator to stereo ( L- R ) 1 k H z 1 00%,
connect a d istortion meter to C N 1 , 2 pin or CN1 ,
4 p i n .
2 . Adj ust TB on I F board assemb l y for m i nimum
distortion (less than 3%).
Description
mode to a lternate ( R )
- �
-q.
_ _
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