Telephone - Mitel 3300 ICP Technician's Handbook

3300 ICP Technician's Handbook – Release 3.2
Link Status
LED
MS (message
system)
ST (status)
L0 and L1

Telephone

Users may report the following problems:
•
No Dial Tone
•
Calls received in error
State
solid green
off
flashing
off
solid
right side -
solid red
right side - off
left side - solid
green
left side -
flashing green
left side - off
right side -
yellow
with left side -
flashing green
right side -
yellow with
left side - off
- 154 -
Meaning
message link open to the system
message link not open to the system
operational
not operational
card in booting
error (no physical layer is present or
network/line side (NT/LT) jumper is not set
correctly)
no error
AB signaling established
Layer 1 established
no link
alarm indication from far end
blue alarm from card - normal during link
startup