Service Manual

292
6802800U74-AN
Chapter 7: Radio Frequency Distribution System
Figure 163: Schematic Diagram of RX Splitter
7.4.1.1
Replacing the Expansion Cabinet RX Splitter
This process outlines the recommended tasks to be performed to replace the Expansion Cabinet RX
Splitter. For a list of available FRUs, see Field Replaceable Units (FRUs) on page 446.
Process:
1 Remove the RX splitter, see Removing the RX Splitter on page 292.
2 Reinstall the RX splitter, see Reinstalling the RX Splitter on page 293.
7.4.1.1.1
Removing the RX Splitter
This procedure describes how to remove the RX Splitter.
Procedure:
1 Remove the door of the cabinet completely.
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 Remove the RX cables connected to the back of the RX Splitter.
6 Loosen the two fastening screws at the front enough to free the mounting bracket.
7 Slide the RX Splitter out of the cabinet.
8 Remove the RX Splitter from the bracket and replace with the new unit.
Splitter
DC
brick
RX
BR5
DC
brick
RX
BR6
DC
brick
RX
BR7
DC
brick
RX
BR8
RX
Prime
net
Cabi