Samsung VP-D73, Service Manual

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2-8 Samsung Electronics
Adjustment
2-5-4 Check After Adjustment
2-5-4(a) TRACKING CHECK
1. Play back the alignment tape.
2. Confirm that the minimum amplitude
value(E min.)is 80% of the maximum
value(E max.)or larger.(Fig. 2-12)
3. Confirm that no large fluctuation occur on
the waveform.(Fig. 2-13)
Fig 2-12
Fig 2-13
2-5-4(b) CUE AND REV CHECK
1. Play back the alignment tape, and set to
REV mode.
Confirm that the waveform peaks have a
uniform Pitch.(Fig 2-14 A)
If the track pitch is not uniform, do
section 2-5-2 (Tracking adjustment)and 2-
5-3(P7 adjustment)
2. Set to CUE mode.
Confirm that the waveform peaks still
have a uniform pitch. (Fig. 2-14 B)
If the track pitch is not uniform, do
section 2-5-2(Tracking Adjustment)
Fig 2-14
Emin
Emax
Min
Max
2. 조정 영문 2001.7.4 2:8 PM 페이지2-8