LED Status for the Management Module
The MCR-MGT module has four status LEDs, which are used to monitor the operational status of the MCR-MGT Module in the network and the status of the MCR1900 Chassis.
ALM - Alarm
Off - No faults detected.
Red - A severe or critical level fault has been detected in the system.
PWR - Power
Green - Power is on and the module is in normal operation mode.
Green blinking - The MCR-MGT Module is initializing. The bootup should complete within 1 minute, at which time the PWR LED should go solid green.
Off - The MCR-MGT module has no power.
Red - Unrecoverable hardware error on MCR-MGT module.
PERLE SMI MEDIA CONVERTER GUIDE 15