Sony DCR-TRV725E, Руководство по обслуживанию

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5-4-2. Tracking Adjustment (Refer to Fig. 5-6.)
1) Playback the tracking alignment tape WR5-1NP (NTSC), WR5-
1CP (PAL) (Ref. No. J-6).
2) Adjust the No.3 guide until the envelope at the entrance side
waveform becomes flat.
3) Adjust the No.6 guide until the envelope at the exit side
waveform becomes flat.
✩
The TG-3/6 zenith adjustment screws do not need to be adjusted.
5-4-3. No.7 Guide (TG7) Adjustment
(Refer to Fig. 5-7.)
1) Playback the tape and set the REV mode.
2) Confirm that tape slack does not occur in between the No.6
guide (TG6)
1 and capstan 2 . If any tape slack occurs, rotate
the TG7 nut
4
of the No.7 guide (TG7)
3
to remove the tape
slack.
3) Playback the tape again and confirm that tape slack does not
occur between the capstan
2
and No.7 guide (TG7)
3
. If the
tape slack occurs exceeding the specifications (specifications:
0.5 mm or less), rotate the TG7 nut
4
to make the tape slack
below the specifications (0.5 mm). When the tape slack between
the No.6 guide (TG6)
1
and capstan
2
is 0.3 mm or less in
the REV mode, it means that the adjustment is completed.
Fig. 5-6.
Fig. 5-7.
Guide zenith adjustment screw
No.6 guide
(TG6)
No.3 guide
(TG3)
Tape slack
2
Capstan
1
No.6 guide
(TG6)
3
No.7 guide
(TG7)
4
TG7 nut