User's Manual Part 3

RBS 2308 and RBS 2309 User’s Guide
Resetting RRU
1. Press the RRU reset button on the RRU interface panel.
Restarting RRU
2. Switch off the RRU, wait for one minute and switch it on again.
Replacing RRU
3. Replace the RRU, see Section 10.5.8 Replacing an RRU on page 235.
10.4 Troubleshooting Using the RBS Indicators
This section describes troubleshooting procedures using the RBS indicators.
If no faults are detected in the RBS, then the indicators should be in accordance
with the tables below.
Table 65 RRU Indicator Status When the RBS is in Operation
RRU Indicator
State
Fault
Off
Operational On
Local
Off
RF off Off
AC power on On
(1)
DC power on On
(1)
RRU temp.
Off
(1) Depending on power system configuration.
Table 66 IXU Indicator Status When the RBS is in Operation
IXU Indicator
State
Fault
Off
Operational On
Local
Off
RBS fault Off
External alarm
Off
AC power on On
(1)
DC power on On
(1)
IXU temp.
Off
Transmission OK On
(2)
(1) Depending on power system configuration.
(2) A, B, C, or D, depending on transmission configu r ation.
1
93
EN
/LZT 720 0027 Uen R8A 2006-06-27