8. Remove the
two
grounding clips, noting
the
positions.
of
these clips, and install them
in
the
same positions on the new yoke.
Caution: Do
not
cut
into
the yoke wiring with
the
clips. Also ensure
that
the
clips are cutting through
the white insulation coating on
the
yoke core.
9. Before removing the centering magnet assembly
from
the
yoke, note
the
orientation
of
the
centering magnet assembly guides
in
relation
to
the
split
in
the
yoke windings. This assembly
must be
reinstalled with
the
assembly guides
in
the
same orientation
or
the yoke wiring
will
not
be positioned properly when installed
in
the shield. Remove
the
centering magnet
assembly by
lifting the four plastic tabs, and
install them on
the
new yoke with
the
same
orientation
that
they had on
the
old yoke.
Caution: Ensure
that
the
centering magnet
assembly guides are lined
up
with
the
split in
the
yoke winding.
10. Reinstall
in
the
reverse sequence.
11. See
that
the yoke cable
is
located
at
the
top
when replacing
the
yoke assembly.
12. Push the yoke tightly against
the
CRT bell when
tightening
the
yoke clamp.
Do
not tighten the
screw
fully until after
the
adjustments have been
made.
13. Perform
all
the
display image adjustments
(see
Chapter 5).
14. Tighten
the
yoke mounting screw fully after
the
adjustment.
6.5
Operator Controls
Operator controls are mounted
to
the
CRT mask
assembly. The mask assembly must be removed
to
replace any of
the
following controls.
6-8
,.SY27-2510-6
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