ADC Soneplex Broadband System Operation And Maintenance Manual page 319

ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance
TAP-101
Page 10 of 13
Table 101-1. Alarm Descriptions/Conditions, continued
CONDITION
COMM FAIL
CONDITION
LOOPED BACK
LOS
T-BERL
LOCAL
(SITE = -1)
DS1
A
FEND NEND
HLXC
DS1
TO NETWORK
KEY
NEND means "PM information collected directly from incoming T1 signals, both at local and remote sites."
FEND means "ESF PRM information collected at the opposite ends of spans from the affected circuit and
returned to the system via the ESF Datalink, both at local and remote sites". The framing format must be
ESF in order for FEND information to be displayed.
Note: For Site 1, FEND information is at A; for Site 2, FEND information is at 2.
Figure 101-6. T1 HLXC/HRX/HLXR NEND and FEND Locations
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© 2000, ADC Telecommunications, Inc.
DLX ALARMS, AID = EQPT-LIU#
DESCRIPTION
MPU unable to communicate with DLX
DLX ALARMS, AID = T1
DESCRIPTION
Signal looped back toward network
DS1 Loss of Signal
DS1 BER threshold crossed (based on BPVs)
LOOP 1
HRX
LOOP 2
REMOTE
(SITE = -2)
LOOP 1
NEND
HLXR
LOOP 2
TO CUSTOMER
DS1
FEND 2
DS1
11377-A