User's Manual Part 2

RBS 2109 User’s Guide
1
Switch on the RBS AC on/off switches on the MBU on all cabinets.
Repeat this procedure for the RBS DC on/off and the RRU on/off
switches.
2
Before continuing testing of the
site installation, ensure that the
indicators on the RRU and IXU
interface panels have the status
shown in the table below when
the RBS is in local mode.
Table 22 RRU Indicators Before Setting the IDB Parameters
RRU
Status
Fault Off
Operational Off
Local N/A
RF off On
AC power on On
(1)
DC power on On
(1)
RRU temp. Off
(1) Depending on power system configuration.
Table 23 IXU Indicators Before Setting the IDB Parameters
IXU Status
Fault Off
Operational Off
Local On
RBS fault Off
External alarm Off
AC power on On
(1)
1
04
E
N/LZT 720 0090 Uen R1A 2004-09-17