Reinstalling the Duplexer
Chapter 7: Radio Frequency Distribution System
Procedure 7-10
How to Remove the MTS 4 Duplexer
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 RX, TX and signal cables.
6
Loosen the two fastening screws at the front enough to free the mounting bracket.
7
Slide the Duplexer out of the cabinet.
8
Remove the Duplexer from the bracket and replace.
Reinstalling the Duplexer
To install the FRU follow:
•
to insert the Duplexer into the cabinet,
•
to update the mapping list with the new unit TrackID
Procedure 7-11
How to Insert the Duplexer into the Cabinet
1
Fasten the Duplexer onto the bracket with screws.
2
Slide the Duplexer into the cabinet.
3
Tighten the two fastening screws at the front to secure the mounting bracket.
4
Attach the antenna cable and the RX, TX and signal cables.
5
Slide on the top rear and front panels and fasten these with screws.
6
Put the front panel back on and screw this into place.
7
Put the door of the cabinet back on.
Procedure 7-12
How to Update the Mapping List with the New Unit TrackID
1
Log in to the Site Controller.
2
Use the following MMI command to view the mapping list:
can check_mapping
See example below:
SC> can check_mapping
Units are present:
Device Track ID
DPM 1 JTH0500101
PSU 1 JTH0500200
Units are not present:
DPM 2 JTH0500105
Track ID not mapped:
JTH0500102
3
On the list, locate the unit that you have removed and that is indicated as
Units are not
present
.
7-24
6802800U74-N September 2009
Содержание DIMETRA MTS 2
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