Table 7-4: General Troubleshooting Procedures For Npt-1020 - Eci Telecom NPT-1020 Installation And Maintenance Manual

NPT-1020 Installation and Maintenance Manual

Table 7-4: General troubleshooting procedures for NPT-1020

No. Symptoms
1 Green ACT indicator not
flashing, and the status
always on
2 Green ACT indicator not
flashing, and the status
always off
3 Red FAIL indicator on or
not turning off after
power-on and resetting
ECI Telecom Ltd. Proprietary
Probable cause
Damaged software or
defective card
Defective indicator
Damaged software or
defective card
Corrective actions
Perform a warm reset on the NPT-1020 by

pressing the RST button.
If the ACT indicator starts to flash, keep

watching for five minutes to ensure that
the problem has been solved.
If the ACT indicator does not flash, reset

the NPT-1020 using the LCT-APT and
download the embedded software using
the Boot Configuration Tool.
If the ACT indicator starts to flash, keep

watching for five minutes to ensure that
the problem has been solved.
If the ACT indicator does not flash,

power-off the NPT-1020 and wait a minute
before powering it on.
Consult the previous table, "General

troubleshooting procedures for NPT-1020
power-on" for guidance in resolving the
problem.
Select Maintenance > LED Test in the LCT-APT
menu, and check that the indicator blinks for
some time. If not, replace the card/module.
Perform a warm reset on the NPT-1020 by

pressing the RST button.
If the FAIL indicator is on, reset the

NPT-1020 using the LCT-APT and download
the embedded software using the Boot
Configuration Tool.
If the Fail indicator is on, power-off the

NPT-1020 and wait a minute before
powering it on.
Consult the previous table, "General

troubleshooting procedures for NPT-1020
power-on" for guidance in resolving the
problem.
Maintenance
7-8