ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance

TAP-101

Page 8 of 13

Table 101-1. Alarm Descriptions/Conditions, continued

DS3 MUX ALARMS, AID = EQPT-MXW#, EQPT-MXP#

CONDITION

DESCRIPTION

 

BOARD FAIL

Fatal hardware or software error

 

COMM FAIL

MPU unable to communicate with DS3 MUX

 

 

 

 

 

CONFIG MISMATCH

Configuration mismatch with mate module

 

 

 

 

 

PROTECT COMM FAIL

Unable to communicate with mate module (Working-Protect)

 

 

 

 

 

ODS2 ALARMS, AID = EQPT-LIU#

 

 

CONDITION

DESCRIPTION

 

 

 

 

BOARD FAIL

Fatal hardware or software error

 

 

 

 

COMM FAIL

MPU unable to communicate with ODS2

 

 

 

 

CONFIG MISMATCH

Configuration mismatch with mate module or remote module

 

 

 

 

RMT-HSKP1 or RMT-

Housekeeping alarm detected at remote end (QFLC or QLX)

 

HSKP2

 

 

 

 

 

 

PROTECT COMM FAIL

Unable to communicate with mate module (Working-Protect)

 

 

 

 

OPTICAL COMM FAIL

Unable to communicate with remote module

 

 

 

 

VERSION MISMATCH

Incompatible software versions with mate module or remote module

 

 

 

 

 

ODS2 ALARMS, AID = T1

 

 

CONDITION

DESCRIPTION

 

 

 

 

LOOPED BACK

Signal looped back at either ODS2 or remote

 

 

 

 

RECEIVE LOS

Loss Of Signal detected at remote end (QFLC or QLX)

 

 

 

 

TRANSMIT LOS

Transmit Loss of Signal detected at remote end (QFLC or QLX),

 

 

hardware failure

 

 

 

 

 

ODS2 ALARMS, AID = T2

 

 

CONDITION

DESCRIPTION

 

 

 

 

APS LIMIT REACHED

APS limit of 3 switches in 24 hours has been reached, APS disabled

 

 

 

 

FORCE TO WORK

Working module forced online, APS disabled

 

 

 

 

FORCE TO PROT

Protect module forced online, APS disabled

 

 

 

 

LASER DEGRADE

Laser driver degradation, hardware failure

 

 

 

 

OPTICAL LOF

Optical Loss of Frame

 

 

 

 

OPTICAL LOS

Optical Loss Of Signal

 

 

 

 

T-BER

Bit Error Rate exceeds user-defined threshold

 

 

 

 

(continued)

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© 2000, ADC Telecommunications, Inc.