Table 1-13 System Test/Fault - Zhone 100 User Manual

Appendix
System
Test/Fault
Display
NVM Failure
Lp to User
2047 to User
LL Lp to User
LMI Netw Failure
LMI User Failure
CSU Fault
Line Lp to Netw
Payld Lp to Netw
QRSS to Netw
Alt Ones to Netw
2047 to Netw
Zero to Netw
Line Lp to CPE
CSU CFA/Red Alarm
CSU Rmt/Yellow Alarm
CSU AIS/Blue Alarm
User Lp to Netw
User 2047 to Netw
User Zero to Netw
A-12
System Test / Fault shows the highest priority System related test or fault currently de-
tected. This is displayed on the System View screen.

Table 1-13 System Test/Fault

Failure of NVM (Non-Volatile Memory) detected by the unit and the latest
configuration may not have been saved.
Loopback is in place at the User Port toward the User Circuit.
2047 pattern BERT is being sent toward the User Circuit.
Loopback is in place at the User Port toward the User Circuit, in response to an LL
(Local Loopback) signal at the User Port interface (only if DS0s are assigned to the
User Port.)
Invalid or no response to LMI Status enquiries toward Network. DS0s must be
assigned to the User Port.
Invalid or no LMI Status requests from User equipment. DS0s must be assigned to
the User Port.
Failure of CSU related hardware detected by the unit.
Full T1 Line loopback in place at Network Port toward Network Circuit.
Full T1 Payload loopback in place toward Network Circuit.
QRSS pattern BERT is being sent toward the Network Circuit.
Alternating Ones pattern BERT is being sent toward the Network Circuit.
2047 pattern BERT is being sent toward the Network Circuit.
All Zeros pattern BERT is being sent toward the Network Circuit.
Full T1 Line Loopback applied within the unit's framer toward the CPE port(s):
User Port (also DSX Port and Drop Port if DSX/Drop Adapter installed.)
Detected loss of T1 facility.
Carrier alarm notification that Transmit failure from this DCE has been detected on
this T1 facility.
Carrier alarm notification that an upstream signal failure has been detected on this T1
facility.
Loopback is in place at the User Port toward the Network Circuit.
2047 pattern BERT is being sent toward the Network Circuit (for DS0s assigned to
User Port).
All Zeros pattern BERT is being sent toward the Network Circuit (for DS0s assigned
to User Port).
NetPath 100 User's Manual - Installation Guide
Description
980-001-0210G
June 1999