Mitel 3300 Technician's Handbook page 202

Technician's Handbook
Table 45. Troubleshoot Phone Connection
Symptoms
No dial tone on set.
If NONE of the sets
are responding.
Sets cannot receive
DID calls.
Sets take 10-12
seconds to receive
incoming calls.
Sets take 10-12
seconds to receive
incoming calls.
184
Problems (continued)
Probable Causes
Circuit is locked out.
Problem with
Controller.
Non-DID is enabled in
Station Service
Assignment form.
ANI/DNIS number
delivery trunk option is
enabled in T1 trunk's
COS.
Dialing digit conflict.
Corrective Action
Verify the wiring
between the phone
and the patch panel.
Perform a Healthy
System Checklist of
the Controller (see
page 195).
Disable non-DID in the
set's COS.
Disable the ANI/DNIS
number delievery in
the trunk's COS.
Tip: You can assigned
an unused COS to
verify if this is the
problem.
Check the following
forms for any potential
dialing conflict:
- Station service
Assignmemt
- Miscellaneous
Assignment
- Feature Access
Code
- Agent ID Assignment
- System Option
Assignment