User's Manual Part 3

RBS 2308 and RBS 2309 User’s Guide
External Alarm
If the yellow Exter
nal alarm indicator is on, external alarm(s) is active in the
RBS. Perform the fo
llowing actions step-by-step until the fault ceases:
• Use the OMT to disp
lay fault information. See the following instructions:
1. Start the OMT.
2. In the Maintenanc
e menu, select Monitor.
3. Select External A
larms Status.
4. In the Available m
onitors box, select Alarm inlets and click → to add it
to the Monitors to
start box.
5. Click Start Monit
or.
6. Check the Displa
y Status window to see which external alarms are a ctive.
7. Check that the ex
ternal alarms are correctly defined in the IDB.
8. When the faults a
re corrected, close the Display Status window.
AC Power On
If the green AC po
wer on indicator is off, and if AC power is supposed to be
available, then
perform the following actions step-by-step until the fault ceases
or until the IXU
power is confirmed:
For more inform
ation about RBS A C power, see:
RBS 2308, RBS 2309, and RBS 2109
Hardware Reference M anual
EN/LZT 720 0058
198
EN/LZT 720 0027 Uen R8A 2006-06-27