User's Manual

Table Of Contents
MDS 05-3627A01, Rev. D LEDR Series I/O Guide 121
2. Remove the top cover of the radio (four Phillips head screws).
3. Remove the Transmitter and Receiver sections RF shields
(Figure 30). It will be necessary to unplug the ribbon cables that
cross over the shieldsrecord their locations as you remove them.
4. Locate and remove Filter FL700 from the transmitter section. In its
place, install the replacement lter furnished with the upgrade kit.
Ensure that the new lter is installed in the same orientation as the
original unit.
Invisible place holder
Figure 30. Location of Bandwidth Filters FL600, FL601 and FL700
5. Locate and remove Filters FL600 and FL601 from the Receiver
module. In their place, install the replacement lters furnished with
the upgrade kit. Ensure that the new lters are installed in the same
orientation as the original units.
6. This completes the required hardware changes. Fasten the top cover
and re-connect all cables to the rear panel.
7. Power up the radio and proceed to Software Commands below.
LEDR RADIO PC BOARD
FL700
FL601
FL600
Transmitter Section
Receiver Section