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Toshiba 2857DD - Adjustment Procedure Details; Adjustment Parts and Bus Control Items

Toshiba 2857DD
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ADJUSTMENT
PROCEDURE
Model
name:
C5SS
(2857DD)
Adjustment
parts
or
Input
point/
Output
point
Adjustment
signal
Adjustment
conditions
and
procedures
:
Horizontal
amplitude
Visual
check
of
picture
|WG
Philips
pattern
1.
Conditions:
After
V.
HEIGHT,
VERT
POSITION
adjustment
(WID)
(Bus
control)
and
H.
CENT
have
been
adjusted,
set
:
Pin
distortion
Do
not
use
the
Philips
the
controllers
as
follows:
compensation
amount
pattern
of
Contrast:
MAX
adjustment
(PARA)
FRANCESECAM.
Brightness:
Center
Color:
Center
2.
Adjustment
procedure
a.
Adjust
the
horizontal
amplitude
by
the
sub
address
WID.
Adjust
so
that
the
left
and
right
white
flags
of
Philips
pattern
disappear
at
the
very
limits.
b.
Make
the
left
and
right
vertical
bars
straight
by
the
sub
address
PARA.
c.
Compensate
the
key
distortion
by
the
sub
address
HCP.
d.
Again,
adjust
the
sub
address
WID.
:
Keystone
distortion
compensation
amount
adjustment
(HCP)
43

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