User`s guide

2(5)
Datum/Date Rev
Dokumentnr/DocumentnrUppgjord/Prepared
Dokansv/Godkänd - Doc respons/Approved Kontr/Checked Tillhör/Referens-File/Reference
99-07-15 C
110/155 34-ASB 150 02 Uen
FACILITY DESCRIPTION
Faktaansvarig - Subject responsible
If there are no more alarms, the lamp will change to
steady light.
If there exists at least one more alarm, the fast flashing
will continue.
The user can press the alarm key again and the next
alarm will be presented.
If no more unacknowledged alarms exist it is possible
to step through the acknowledged alarms that have not
yet been reset.
If a new alarm arrives, while another alarm is being
read, only a muted ring signal will be heard.
No unacknowledged alarms exist
If there are no unacknowledged alarms when the key
is depressed, the display will show:
EXECUTIVE telephone
STANDARD telephone
No alarms exist
If the key is depressed when there are no alarms and
the lamp is extinguished, the display will show:
EXECUTIVE telephone
STANDARD telephone
The alarm is restored
If the alarm device is restored during the time the
alarm centre is reading the alarm, the display will
change to:
EXECUTIVE telephone
STANDARD telephone
To use the alarm functionality on the DBC 21x
telephones, an Alarm Interface Unit (AIU) is necessary
as interface with an external alarm button. The system
instrument interface ELU-D/MFU is able to handle
calls and alarm button signals simultaneous.
Disconnecting a telephone, an Alarm is initiated !
10 Jul 14:40 +15˚
ALARM FROM 203 WAS READ AT 14:40
ALARM FROM 203
WAS READ AT 14:30
10 Jul 14:40 +15˚
NO ALARM IN QUEUE
10 Jul 14:40 +15˚
NO ALARM IN QUEUE
10 Jul 14:40 +15˚
ALARM FROM 203 NOW RESTORED
ALARM FROM 203
NOW RESTORED