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Maintenance
150-231-175-01, Revision 01
34
September 23, 1998
HLU-231 List 7E
Alarm History Screen: With Doubler
The Alarm History screen displays information by span. With no doubler, there is only one span (
). With
multiple doublers (up to two), there can be as many as three span screens.
1
Press
from the Maintenance Terminal Main Menu to view the Alarm History screen.
2
Press
from the Alarm History screen to advance through the alarm history screens for the various spans.
is an example of an Alarm History screen that lists history for the third span (Doubler #2 to the HRU).
Figure 20.
Alarm History Screen for Span 3
C
IRCUIT
ID
To set a Circuit ID:
1
Press
from the Maintenance Terminal Main Menu.
2
Type a unique identifier for the circuit, up to 24 characters, then press
. If you type more than 24
characters, a warning beep sounds, and only the first 24 characters are accepted.
3
Choose
to confirm.
ALARM
HISTORY
TIME: 00:17:18
DATE: 02/02/98
CIRCUIT ID#:
Type First Last Current Count
LOS, DS1-HLU
OK
000
LOS, DS1-HRU
OK
000
SPAN3 LOSW, HDSL1
OK
000
SPAN3 LOSW, HDSL2
OK
000
SPAN3 ES, HDSL1
OK
000
SPAN3 ES, HDSL2
OK
000
SPAN3 MARGIN L1
OK
000
SPAN3 MARGIN L2
OK
000
PWR-OPEN
OK
000
PWR-SHRT
OK
000
LAST CLEARED:
NONE
(E)xit (C)lear (U)pdate (S)pan