Hdsl2 Alarm Descriptions - ADC HiGain H2TU-C-319 List 4E User Manual

LTPH-UM-1049-02, Issue 2
Screen Alarm Front-Panel Alarm
MTAE MTAE
MTAF MTAF
LOSW LOSW
MAL xxx-MAL
LA xxx-LA
HBER xxx-HBER
(a)
SHORT PWR FEED SHRT
(a)
GND PWR FEED GND
(a)
OPEN PWR FEED OPEN
(a) Displays only on the H2TU-C HDSL2 interface.
H2TU-C-319 List 4E
Table 18. HDSL2 Alarm Descriptions
Description
Metallic Test Access Equipment—The H2TU-C is in its MTA/LOSW test state.
Metallic Test Access Facility—The H2TU-C is in its MTA/LOSW test state.
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.
January 9, 2002
Monitoring System Activity and Performance
-6 - 7
or 10 .
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