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··1
,
\
\
NOTE
The two (2) screws which hold down transformer TI to the A4
module do not need to be removed to remove the module nor
does the screw through U27. Eight (8) hold down screws are
located around the A4 module edges, and the two (2) additional
screws
are
located in the middle area of the module.
13. Lift out the A4 module.
5.7.10
A4 Module Installation
5.7.11
Installation of the A4 module is the reverse of removal with the following note:
NOTE
When positioning the A4 module for installation, the Bandwidth Filter
slots Oabelled FLI-FL7 on the A4 module)
are
located toward the side
of the Receiver nearest the AIO (Power Supply) module.
CAUTION
Ensure that all cables and connectors are clear of the A4 module during
installation. Failure to do so may result in having to remove the module
again to properly position the cables.
-
AS Module Removal
,
"
1. Perform the Preliminary Proc.edure as directed in Paragraph 5.7.1;
2 ... Remove the receivertopcover
~sdirect~d
in Paragraph 5.7.2:· . '
3. Disconnect ribbon connector A5W1Pl from A418.
NOTE
The connector disconnects from the A4 module, not the AS
module, and the ribbon cable is part of the AS module.
4. Disconnect 5MB connector W10P2 from ASJ3.
5. Disconnect 5MB connector WIIP1 from ASll.
6. Loosen and remove the four (4) mounting screws and hardware from the four corners
of the AS module.
7. Lift out the AS module.
5.7.12
AS Module Installation
Instailation of the AS module is the reverse of removal.
5.7.13
A6 Module Removal
1. Perform the Preliminary Procedures as directed in Paragraph 5.7.1.
5-21
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