Sansui P-L50 - Page 11

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_ 4-6. Arm Servo Signal Adjustment
(See Figs. 4-3, 4-10, 4-11) |
Move the tone arm leftward and stop it within the record- ‘playble
range by depressing the MAN UAL key
Connect the DC voltmeter shown in Fig. 4-10.
The tone arm servo level goes up more when the tone arm is
moved rightward slightly by hand.
Adjust the voltage of ‘‘step 3)” to DC 4~ 4. > Vv iby rotating the
volume (fVR6). |
Connect the DC voltmeter across the test terminal arm servo and
G (ground) and move the tone arm downward by neers UP/ |
DOWN key.
Adjust the arm servo satetine cam so that the tone arm does
not move in either direction, in the state where the tone arm is
in the down position, then confirm that indication on DC volt-
meter is within —I1V +IV.
Check that the tone arm will not move in-either direction when
the UP/DOWN key is depressed repeatedly, if necessary, rotating |
the volume ES) slightly.
Fig. 4-10
J P-Lso/La
Arm Servo Adjusting Cam
4-7. ncn Adjustment of Tone Arm priving
Wire (See Fig. 4-4)
Move the tone arm by depressing the MANUAL key and adjust the
tension adjusting screw so that the wire does not slip arenes the driv-
ing gear. . he os - 3
Note: Care must - taken to give too much tension.
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