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ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance
2-295
© 2000, ADC Telecommunications, Inc.
TAP-101
Page 9 of 13
Table 101-1. Alarm Descriptions/Conditions, continued
HLXC ALARMS, AID = EQPT-LIU#
CONDITION DESCRIPTION
BOARD FAIL Fatal hardware or software error
COMM FAIL MPU unable to communicate with HLXC
HLXR INCOMPATIBLE Incompatible software versions with remote module
HRX INCOMPATIBLE Incompatible software versions with HRX
LOOP REVERSAL Pairs crossed at HLXR
TP/RNG REVERSAL Tip and Ring reversed (either loop)
PRIMARY POWER Local power fail indication (1) detected at HLXR
SECONDARY POWER Local power fail indication (2) detected at HLXR
HLXC ALARMS, AID = T1
CONDITION DESCRIPTION
AIS AIS detected
LOOPBACK Signal looped back toward network
LOF DS1 Loss of Frame
LOS DS1 Loss of Signal
T-BERL DS1 BER threshold crossed (based on BPVs)
YEL Yellow alarm (DS1) detected
HLXC ALARMS, AID = HDSL
CONDITION DESCRIPTION
DC CONTINUITY Loss of loop power DC continuity detected
LOF Loss of Frame (a.k.a. HDSL Loss of Sync Word (LOSW) Failure)
RECOVERY HDSL loop is performing start-up process
T-BERP HDSL loop BER threshold crossed (based on HDSL CRC)
T-PA HDSL Pulse Attenuation threshold crossed.
T-SNR HDSL loop SNR threshold crossed
HLXC ALARMS, AID = EQPT-EXT#
CONDITION DESCRIPTION
RMT-HSKP1 Housekeeping contact closure (1) detected at HLXR
RMT-HSKP2 Housekeeping contact closure (2) detected at HLXR
(continued)