Troubleshooting; 3300 Controller - Mitel 3300 ICP Technician's Handbook

3300 ICP Technician's Handbook – Release 3.2

Troubleshooting

3300 Controller

Fiber Interface Module LEDs
FIM LED
On
Off
Flashing
Note: If a remote MFC Status LED is OFF, go to the FIM and check its local FIM
Status LED. If it is ON, the fiber cable may be faulty.
Alarm LEDs
Alarm State
Critical On
Off
Major On
Off
Meaning for Local, Upper and Remote, Lower FIM
In frame synchronization.
Power off or held in reset.
Out of synchronization, or Tx or Rx cables might be
reversed.
LED Meaning
Red Indicates that customer service has been lost and
immediate maintenance is required. A critical alarm
invokes system fail transfer if enabled. This LED will
be on during POR (power on reset) or when the INIT
switch is activated (resets all boards).
No alarm.
Red
Indicates that service has degraded beyond
predetermined thresholds. This LED is also on when
there is a critical Alarm. This LED will be on during
POR or INIT switch active.
No alarm.
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