Alarm History At The Hdsl2 Interface; H2Tu-C Hdsl2 Alarm History Screen - ADC HiGain H2TU-C-231 Manual

LTPH-TP-1034-01, Issue 1

Alarm History at the HDSL2 Interface

Figure 23 shows the H2TU-C HDSL2 alarm history, and
Monitor Performance
-----------------------------------------------------------------------------
Alarm
LOSW
MAL
LA
HBER 09/01/01 00:37
SHORT
GND
OPEN
------------------------------------------------------------------------------
Use <Space> to cycle through
choices and <Enter> to view
ID: xxxx--xxxx--xxxx--xxxx
Screen Alarm Front-Panel Alarm Description
HDSL2 ALARMS at the H2TU-C and H2TU-R
LOSW LOSW
MAL xxx-MAL
LA xxx-LA
HBER xxx-HBER
HDSL2 ALARMS at the H2TU-C only
(a)
SHORT PWR FEED SHRT
(a)
GND PWR FEED GND
(a)
OPEN PWR FEED OPEN
(a) Displays only at the H2TU-C HDSL2 interface.
H2TU-C-231 List 4E
Event Log Config
H2TU-C HDSL2 Alarm History
First
09/01/01 00:45
Press: C(l)ear Alarm History
Interface
Statistics :
09/01/2001 12:30:01
Figure 23. H2TU-C HDSL2 Alarm History Screen
Table 18. HDSL2 Alarm Descriptions
Loss of Sync Word—The HDSL2 loop has lost synchronization.
Margin—The margin on the HDSL2 loop has dropped below the minimum threshold
value set for the system. (xxx denotes either TUC or TUR.)
Loop Attenuation—The attenuation on the HDSL2 loop has exceeded the maximum value
set for the HDSL2 loop attenuation threshold. (xxx denotes either TUC or TUR.)
Block Error Rate—The HDSL2 BER has exceeded the set threshold limits of 10
(xxx denotes either TUC or TUR.)
Indicates a short between the Tip and Ring of the HDSL2 pair.
The HDSL2 loop is grounded.
Indicates a line power open condition.
September 28, 2001
Table 18 describes the alarms.
Inventory Report
Last Status
OK
OK
OK
OK
OK
OK
OK
: H2TU-C HDSL2
Alarm History
H2TU-C
Monitoring System Activity and Performance
Rlogon Help
Count
0
0
0
7
0
0
0
System: Alarm
-6 - 7
or 10 .
39