Product Info

Chaining Nokia MetroSite EDGE BTSs
DN00187365 © Nokia Corporation Draft 39 (50)
Issue 2-0 en Nokia Proprietary and Confidential
Note
at the other. Three different lengths of cable are available: 1,
3 and 5 metres.
3 Master BTS cabinet, with FXC transmission unit and TRXs 1
to 4. TRX 1 is the master TRX for the chain.
4 Slave BTS cabinet 1, with TRXs 5 to 8. Fewer TRXs are
possible. A transmission unit must not be fitted.
5 Slave BTS cabinet 2, with TRXs 9 to 12. Fewer TRXs are
possible. A transmission unit must not be fitted.
Figure 12. Chaining connection for three Nokia MetroSite EDGE base stations
6.1 Setting up a chaining connection
Follow the procedure to set up a chaining connection.
Connecting MetroSite BTSs in a chain
1. Refer to your upgrade/installation plan and install the extra BTS cabinets
as required. See the documents Nokia MetroSite EDGE Base Station:
Requirements for Installation and Operation and Nokia MetroSite EDGE
Base Station: Installation for instructions.
The longest extension cable available for chaining is five metres. Make sure that
you have got a suitable length of cable before mounting the extra BTS cabinets
for chaining.
2. Read Chapter 2 in this document, Preparing for upgrade, and familiarise
yourself with the precautions and procedures. Remove the cover of the
BTS.
3. Confirm that all the BTS cabinets in the planned chain have been mounted
correctly and contain the 5W GSM/EDGE TRXs as described in your site’s
transmission plan.
4. Confirm that the extra sectors and TRX have been added to the BCF in the
BSC database, and remain in the locked state.