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Sony Digital8 M2000 - Tape Path Adjustment

Sony Digital8 M2000
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5-4.
Tape
Path
Adjustment
Purpose:
Adjust
the
linearity
of
the
head.
If
the
adjustment
is
not
correct:
Entrance
side
Exit
side
Noise
appears
on
the
top
and
bottom
of
the
screen
when
playing
back
the
tape
that
is
recorded
by
other
recorders.
Normal
5-4-1.
Adjustment
Preparation
1)
Clean
the
tape
running
surface
(tape
guides,
drum,
capstan
shaft,
pinch
roller).
2)
Connect
the
adjustment
remote
commander
to
the
remote
terminal.
Entrance
side
is
defective
3)
Set
the
adjustment
remote
commander
to
the
PATH
mode
(track
shift
mode)*
and
release
the
auto
tracking.
4)
Connect
an
oscilloscope
as
follows:
CHI:
Test
connector’
PB
RF
terminal
External
trigger:
Test
connector’
RF
SWP
terminal
5)
Playback
the
tracking
alignment
tape
WR5-1NP
(NTSC),
WR5-
Exit
side
is
defective
ICP
(PAL)
(Ref.
No.
J-6).
6)
Confirm
that
the
RF
waveform
on
scope
is
flat
both
at
entrance
side
and
exit
side.
If
the
RF
waveform
is
not
flat,
perform
the
adjustment
by
referring
to
section
4-2.)
7)
After
the
adjustment
is
completed,
release
the
PATH
mode
(track
shift
mode)*.
Pinch
roller
Fig.
5-5.
*
Setting
and
releasing
the
track
shift
mode
In
case
of
the
DCR-TRV230
Setting
Releasing
1.
Select
page:
0,
address:
01
and
set
data:
01.
1.
Select
page:
0,
address:
01
and
set
data:
01.
2.
Select
page:
F,
address:
22
and
set
data:
88,
and
press
the
PAUSE
2.
Select
page:
F,
address:
22
and
set
data:
80,
and
press
the
PAUSE
button.
button.
3.
Select
page:
2,
address:
2E
and
set
data:
02.
(Note)
3.
Select
page:
2,
address:
2E
and
set
data:
00.
4.
Select
page:
0,
address:
01
and
set
data:
00.
(Note)
Note:
In
case
of
the
Digital8
only,
set
the
data
of
page:
2,
address:
2E.
36
—

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