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

TAP-101

Page 7 of 13

 

Table 101-1. Alarm Descriptions/Conditions

 

 

 

 

 

MPU ALARMS, AID = EQPT-MPU#

CONDITION

 

DESCRIPTION

 

 

 

GRP 1 MISMATCH

 

Invalid card type combination in group 1

 

 

 

GRP 2 MISMATCH

 

Invalid card type combination in group 2

 

 

 

GRP 3 MISMATCH

 

Invalid card type combination in group 3

GRP 4 MISMATCH

 

Invalid card type combination in group 4

GRP 5 MISMATCH

 

Invalid card type combination in group 5

GRP 6 MISMATCH

 

Invalid card type combination in group 6

 

 

 

GRP 7 MISMATCH

 

Invalid card type combination in group 7

 

 

 

POWER

 

Chassis power input (A or B) not connected

CGA

 

Carrier Group Alarm: 6 or more DS1’s in MAJOR alarm

 

 

EXTERNAL ALARMS, AID = EQPT-EXT#

CONDITION

 

DESCRIPTION

 

 

 

HSKP1*

 

Contact closure detected at HSKP IN, pair 1 on backplane

 

 

 

HSKP2*

 

Contact closure detected at HSKP IN, pair 2 on backplane

 

 

 

HSKP3*

 

Contact closure detected at HSKP IN, pair 3 on backplane

 

 

 

HSKP4*

 

Contact closure detected at HSKP IN, pair 4 on backplane

 

 

 

HSKP5*

 

Contact closure detected at HSKP IN, pair 5 on backplane

 

 

 

HSKP6*

 

Contact closure detected at HSKP IN, pair 6 on backplane

 

 

 

HSKP7*

 

Contact closure detected at HSKP IN, pair 7 on backplane

 

 

 

HSKP8*

 

Contact closure detected at HSKP IN, pair 8 on backplane

 

 

 

 

 

DS3 MUX ALARMS, AID = T3

CONDITION

 

DESCRIPTION

 

 

 

AIS

 

AIS (Alarm Indication Signal) detected

 

 

 

APS LIMIT

 

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

 

 

 

IDLE

 

Idle code detected

 

 

 

LOF

 

Loss of Frame

 

 

 

LOOPED BACK

 

Signal looped back toward network

 

 

 

LOS

 

Loss of Signal

 

 

 

YELLOW

 

Yellow alarm detected

 

 

 

*HSKP alarm names can be configured in the Shelf Housekeeping Labels screen, described in DLP-550. (continued)

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© 2000, ADC Telecommunications, Inc.