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CAUTION
Failure to insulate the screw through A7Q4 from A7Q4's
metal pack with the mica insulator may cause electrical
damage to the A 7 module.
5.7.17
A8 Module Removal
1. Perform the Preliminary Procedure as directed
in
Paragraph 5.7.1.
2. Remove the receiver bottom cover as directed in Paragraph 5.7.2.
.
.
3. Using the pUll-tab on the AS module cover, remove the AS module cover.
4. Disconnect ribbon connector W14Pl from ASJ5.
s.
Disconnect 5MB connector W7Pl from ASJ1.
6. Disconnect 5MB connector W6Pl from ASJ4.
7. Disconnect 5MB connector W3P2 from ASJ2.
S. Disconnect 5MB connector W4P2 from A8J3.
9. Remove the eight (8) screws and hardware which hold down the AS module.
10. Lift out the AS module.
5.7.18
A8 Module Installation
Installation of the A8 module is the reverse of removal with the following note:
NOTE
When positioning the AS module for installation, ensure that
ribbon connector jack J5 is located next to the cutout
in
the
receiver frame. .
CAUTION
Before installing the A8 module cover, ensure' that
all
cables
entering the AS area are routed through their cutouts in the
receiver frame. Failure to do so may result in damage to the
cables.
5.7.19
A9 Module Removal
1. Perform the Preliminary
P~ocedure
as directed in Paragraph 5.7.1.
2. Remove both the receiver top and bottom covers as directed in Paragraph 5.7.2.
3. Disconnect ribbon connector A9WIP2 from A6J1.
NOTE
The disconnection is made at the A6 module and the ribbon cable
is part of the A9 module.
5-24
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