Nokia MetroHopper User Manual page 37

Caution
Switch the Flexbus OU power supply off with the node manager before replacing
a faulty outdoor unit.
Note
If the units to be removed or replaced carry important traffic, reroute the traffic
before starting the work. The removal or replacement of equipment cuts traffic.
To replace or remove the Nokia MetroHopper outdoor unit:
1.
2.
3.
4.
5.
6.
If the replacement of the radio is done carefully, the alignment will not be
affected.
After replacing the outdoor unit, run the Radio Wizard to make the link
operational.
22 (42) © Nokia Networks Oy
Set the OU to Receiving only transmitter mode (see Section ). This ensures
that the radio will not transmit accidentally in case it is reinstalled.
Uninstall the OU logically by clicking with the right mouse button the unit
in the Equipment window and selecting the command Uninstall.
Switch the power to the OU off. The power can be turned off with the node
manager. Click Transmission / FXC RRI → Settings → Unit and clear
the OU power setting of the appropriate Flexbus interface.
Disconnect the cabling.
Remove the unit. Follow the instructions found in the OU Installation part
of this manual.
Install a new unit (if applicable). Follow the instructions found in the OU
Installation part of this manual.
Commissioning and Maintenance
DN99611394
Issue 2-0 en