•
•
•
Removal and Installation Procedures
6.
Lift the rear
of
the CRT until it
is
above the chassis. Then pull the
CRT
away from the
CRT
Front Bracket.
•
Stop here if you are removing the
CRT
assembly to gain access to
other portions of the instrument.
If you are installing a new
CRT
or
hardware attached to the
CRT,
continue with this procedure.
7.
Slide the Rear
CRT
Bracket from the
CRT.
The Spring Ground Clip will
slide out also.
8.
Remove the
CRT
Socket with its cover from the rear pin connector
of
the
CRT.
9.
Disconnect the vertical and horizontal control wires from the side
of
the
CRT.
Note the proper location of both sets of wires for reinstallation.
10. Slide the
CRT
shield and its front support off the
CRT.
11. Store the CRT
in
a safe location.
CRT Installation
1.
Slide the CRT shield and its front support onto the CRT
as
far forward as
possible.
2.
3 .
Align the holes
in
the shield so that the vertical and horizontal control
pins on the side of the
CRT
are accessible.
Align the slot
in
the CRT Socket to the key on the
CRT
pin connector
and slide the
Socket onto the pins.
4. Slip the
CRT
socket wires through the Rear CRT Bracket and slide the
bracket onto the rear of the
CRT.
5.
6.
Ensure that the Rear
CRT
Bracket
is
properly aligned with the slots
provided
in
the
CRT
Shield.
Slide
the Spring Ground Clip into the slot provided
in
the Rear
CRT
Bracket.
7.
8.
Connect the vertical and horizontal control wires to the side CRT pins.
Guide the front of the
CRT
into the CRT Front Bracket. Ensure that the
four
CRT
Cushions are
in
their proper place
in
each corner of the Brack-
et.
9.
Lower the rear of the
CRT
into the chassis and press down on the CRT
Rear Bracket until it snaps into the chassis.
10. Route the vertical and horizontal control cables
to
the bottom of the
chassis.
11. Connect the read anode lead to its connector from the A63
Power
Supply
module.
12.
Plug the the 2-wide red/black cable to the
A2
Display Control board .
13.
Install all previously removed components.
TAS 475 and TAS 485 Service Manual
6-31
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