Chapter 2. 9500 MXC Troubleshooting
Vol. V-2-12 Alcatel-Lucent
Table 2-2. INU/INUe LED Alarm Triggers
LED Indication Possible Causes Recommended Action
NCC Status Orange
flashing:
Either:
• Configuration corrupt
• Configuration not supported
• Slot management alarm
• Software loading (new 9500
MXC software is being loaded)
•TDM clock locked to NPC
• Incompatible license
Where the cause is not obvious, use CT to see
detail at a lower alarm level.
Red: Either:
• Component failure
• Power supply failure
• NCC TDM clock failure
Repair action is required. The failure may or
may not be causing traffic disruption. Use
CT to see detail at a lower alarm level.
NCC Test Orange
flashing:
Diagnostic mode selected/active. Check/remove mode using CT System
Controls screen.
DAC Status Orange
flashing:
Either:
• Configuration corrupt
• Configuration not supported
• Hardware / software
incompatible
9500 MXC software does not support the
(new) DAC. Install latest 9500 MXC
software.
Red: Either:
• FPGA software load failure
• EEPROM failure
• Line Interface Unit failure
• Clock generator failure
Repair action is required. The failure may or
may not be causing traffic disruption. Use
CT to see detail at a lower alarm level.
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