Covergence - Sony PVM-2130QM Service Manual

PVM-2130QM
RM-668
3-2.
COVERGENCE
Preparation:
•
Before
starting,
perform
FOCUS,
H.
SIZE, V.
SIZE
and
V.
LIN
adjustments.
4.
When
the V.
STAT
magnet
is
moved
in the direc-
tion
of arrow
@
and
®
,
Red, Green and
Blue
dots
move
as
shown
below.
1.
Adjust
H.
STAT
VR
to coincide
red,
green
and
blue dots on
the center of screen (Horizontal
movement)
2.
Adjust V.
STAT
magnet
to coincide
red,
green and
blue dots on the center of
screen (Vertical
move-
ment)
3. If
the
red, green
and
blue dots
do
not coincide
on
the center
of
screen with
H.
STAT
VR,
perform
horizontal convergence adjustment
using H.
STAT
VR
and
V.
STAT
magnet
as
shown
below.
(In
this
case, H.
STAT
VR
and
V.
STAT
magnet
effect
each
other.)
•
Tilt the V.
STAT
magnet and
adjust static
con-
vergence
to
open
or close
the V.
STAT
magnet.
If
blue dot does not
coincide
with
red
and
green
dots,
perform
following
steps.
Move
BMC
magnet
(a)
to correct insufficient
H. static convergence.
Rotate
BMC
magnet
(b) to correct insufficient
V.
static
convergence.
In
either case, repeat
Beam
Landing Adjustment.