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NPT-1020 Installation and Maintenance Manual
Maintenance
ECI Telecom Ltd. Proprietary
7-7
Symptom
Probable cause
Corrective actions
Indicators on MXC panel
FAIL
ACT
MJR MNR
Blink Blink Blink Blink FPGA file on MXC
downloaded
unsuccessfully
Power off and wait a few minutes before
powering on again.
When the ACT indicator is off and the MNR
indicator flashes after power-on, download
the embedded software package using the
Boot Configuration Tool.
After the embedded software package is
completely downloaded to the card, power
off and then power on the card again. The
ACT indicator should flash and the FAIL
indicator should be off after power-on if
the problem is due to a damaged software
bank.
If the FAIL indicator remains on, replace the
NPT-1020 unit.
Blink Blink Blink Off
NPT-1020 initializes
unsuccessfully
Power off and wait a few minutes before
powering on again.
Wait a minute at most. The ACT indicator
should flash and the FAIL indicator should
be off. If not, replace the NPT-1020 unit.