Mitel 3300 Technician's Handbook page 285

Table 67. NSU LAN LEDs (continued)
LED
Status Color
OFF —
ST (Status):
ON
Flashing
OFF —
Meaning
Universal NSU
Message link not
open to the
system. OR
With L0/L1 LEDs
marching:
downloading.
Card is booting.
OR
Card is not
operating.
Operational (flashes in 0.5 seconds
intervals).
Not operational.
R2 NSU
Message link not
open to the
system.
Card is booting.
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