Sharp SC-103H Service Manual page 25

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FM
STEREO
ALIGNMENT
Stereo Signal Generator
PROCEDURE
—-
Tuning
Function
Scope
NUMBER
:
Mod.
Frequency
Setting
Connection
Connection
Frequency
Adjustinent
Remarks
19kHz
Mod. level
FM
TP-907
L903
as small as
sterco
(Sensitivity Max.)|
(Respectively)
possible
;
TP-906
04
7 Same as above
ad
sii
Same as above
Get the maximum
point.
Repeat 2 or 3 times.
(Sensitivity Max.)|
(Respectively)
10% Mod.
stereo
point.
—— |
'
Get the maximum
1000Hz
EM
L905
output point.
Ch. L only
stereo
(Readjust),
Counter-clockwise
1/16-1/8 turn.
FM
Get the minimum
stereo
TP-905
output point.
Note:
Output level of FM Signal Generator which is modulated by a FM Stereo Signal Generator shall be 1mV. (60dB)
OSCILLOSCOPE
SNAL cone
(1)TP907
SIGNAL GENERATOR
(3)1C 901 ©
(4)TP 904
(5)TP 905
Figure
49
FM STEREO
ALIGNMENT
EQUIPMENT CONNECTIONS
25

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