Paradyne FrameSaver DSL 9783 CSU/DSU, Руководство пользователя

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Troubleshooting
8-11
9783-A2-GB20-00 July 2000
Trap Event Log
The Trap Event Log displays all traps stored in the SNMP trap event log. The
following log example describes the alarm conditions that will generate an SNMP
trap for a physical interface, and for the frame relay LMIs and DLCIs. These
alarm conditions also generate Health and Status messages seen on the System
and Test Status screen.
See Trap Event Log in Chapter 6, Operation and Maintenance.
Troubleshooting Tables
The unit is designed to provide many years of trouble-free service. However, if a
problem occurs, refer to the appropriate table in the following sections for
possible solutions.
Device Problems
Table 8-2. Device Problems (1 of 2)
Symptom Possible Cause Solutions
No power, or the LEDs
are not lit.
The power cord is not
securely plugged into the
wall receptacle to rear
panel connection. Check that the power cord is
securely attached at both ends.
The wall receptacle has no
power.
H
Check the wall receptacle
power by plugging in some
equipment that is known to be
working.
H
Check the circuit breaker.
H
Verify that your site is not on
an energy management
program.
Power-On Self-Test
fails. Only Alarm LED
is on after power-on. The unit has detected an
internal hardware failure.
H
Reset the unit and try again.
H
Contact your service
representative.
H
Return the unit to the factory
(refer to
Warranty, Sales,
Service, and Training
Information
on page A of this
document).