Service Manual

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6802800U74-AN
Chapter 7: Radio Frequency Distribution System
Figure 155: Post Filter
Figure 156: Schematic Diagram of Post Filter
Postfilter
Antenna
Pwr
meter
Coupler
Detector
CAN Bus
Ctrl
TX
DC
CAN Bus
To Hybrid, ATCC/
MTCC or BR
2xCAN Bus
7v DC supply
7.3.5.1
Replacing the Post Filter
For a list of available FRUs, see Field Replaceable Units (FRUs) on page 446.
Process:
1 Remove the Post Filter, see Removing the Post Filter on page 282.
2 Install the Post Filter into the cabinet, see Inserting the Post Filter into the Cabinet on page 282.
3 Update the mapping list with the new unit TrackID, see Updating the Mapping List with the New
Unit TrackID on page 283.
A/D