MTS 2 and MTS 4 Installation, Con
fi
guration and Basic Service Manual
FRU Replacement Process
FRU Replacement Process
For a list of available FRUs, see
Appendix A, "Field Replaceable Units (FRUs)"
.
Process 7-6
Replacing the Post Filter
1
Remove the Post Filter, see
.
2
Install the Post Filter into the cabinet, see
3
Update the mapping list with the new unit TrackID, see
.
Removing the Post Filter
RF energy hazard and potential equipment damage precaution: Turn off all
power to the Power Supply Unit before performing the following procedures to
prevent accidental contact with high energy and injury to personnel.
Procedure 7-13
How to Remove the Post Filter
1
Switch OFF the Power Supply Unit.
2
Remove the four screws holding the front panel.
3
Loosen the two screws holding the front section of the top panel and slide off the panel.
4
Loosen the screws fastening the rear section of the top panel and slide off the panel.
5
Unscrew the antenna cable and remove the TX and signal cables.
6
Loosen the two fastening screws at the front enough to free the mounting bracket.
Note: If a Preselector is mounted on the same bracket, you will have to follow the
procedure for removing the Preselector, see
"Removing the MTS 4 Preselector"
, to
enable you to slide out the
fi
lter bracket.
7
Slide the Post Filter out of the cabinet.
8
Remove the Post Filter from the bracket and replace with the new unit.
Reinstalling the Post Filter
To install the FRU follow:
•
to insert the Post Filter into the cabinet.
•
to update the mapping list with the new unit TrackID.
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