Upgrading Capacity By Adding Trxs - Nokia MetroSite Field Upgrade Manual

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5.2

Upgrading capacity by adding TRXs

The capacity of a single MetroSite EDGE BTS can be expanded to include up to
four TRXs. For information on coverage patterns and sectoring, refer to Nokia
MetroSite EDGE Base Station: Product Description.
The capacity of a MetroSite EDGE BTS can also be expanded by chaining. See
Chapter 6 of this document for information on Chaining Nokia MetroSite EDGE
BTSs.
Note
The new TRX object must be created at the BSC/NMS before the new TRX can
start operation.
Adding a new TRX
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DN00187365 © Nokia Corporation
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If the green LED is lit on the TRX after the replacement procedure, the
BTS is in service. If the LED is yellow or red, check the alarms and run the
TRX test from the BSC/NMS.
Remove the shielding from the slot which is going to be populated with a
new TRX. Use a Torx T10 driver to remove the retaining screws of the
shielding unit.
Unpack the new TRX.
Insert the new TRX into the slot.
Connect your Nokia BTS Manager laptop PC to the LMP connector on the
interface unit. .
Select TRANSMISSION | TRAFFIC MANAGER from the main menu in
BTS Manager.
Allocate transmission capacity to the new TRX.
Run the TRX test from BTS Manager (optional).
If any objects are locked, unlock them from the BSC/NMS.
Draft
Replacing or installing new TRX units
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