Canon Canovision8 E50E Service Manual page 161

4-4-2 No.2 Guide Adjustment (Fig.II-38,
(1)
{2)
{3)
(4)
(5)
(6)
Playback the tape having 10um
in thickness (P6-120 etc.).
Then, set it to REV mode.
Confirm that the tape is not
exeased at the lower flange @
of No.2 guide @. If creased,
turn the upper flange @ of No.2
guide @ clockwise until the
crease removed.
Playback the Alignment tape for
tracking adjustment.
In the same procedures in "4-2"
and "4-3", perform the tracking
and tracking fine adjustments.
At track shift mode, playback
the tape after CUE/REV mode.
Confirm that the RF envelope
rises horizontally within 2 sec
as shown in Fig.II-40.
If not, turn the upper flangé ®
of No.2 guide @ counter clock-
wise by 90°.
Then, perform the step (5)
again.
Repeat the steps (5) and (6)
until the normal waveform as
specified is obtained.
When the RF envelope changed at
this time, perform the tracking
fine adjustment for inlet side.
Then, perform the step (5).
4-5 No.7 Guide Adjustment (Fig.II-40)
(1)
(2)
(3)
(4)
Playback the tape having 10pm
in thickness (P6-120,etc.).
Then, set it to REV mode.
Confirm that the tape between
the No.6 guide @ and the
capstan @ is not loosened.
If loosened, turn the height ad-
gusting screw @ of No.7 guide ©
to remove it.
Set it to PLAY mode. Then,
confirm that the tape between
the capstan @ and the No.7
guide © is not loosened (0.5mm
or less).
If not (more than 0.5xm), turn
the height adjusting screw @ of
No.7 quide @ until the rating
is obtained.
Set it to REV mode again.
Confirm that the tape loosening
between the No.6 guide @ and
the capstan @ is 0.3mm or less.
39)
@Wo.2 Guide (TG-2)
REV mode
@uUpper flange
creasing
A @uuower flange
Fig. II-38
At rising
ite > " =
REV
Playback
co) K
REV Playback
NG
Fig.II-39
@capstan
@ No.7 guide
aes
@No.6 guide
(16-6)
@zight
adjusting
screw for
No.7 guide
s o n nen Hitt Aha ama Olt AN ACR OA IAIN OOR ELD BILE E CI ny EE =
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