March 2000
Digital telephone
Introduction
This section identifies some problems that could occur on the digital telephone,
and describes what to do to resolve them.
Symptom descriptions
If you are having trouble with digital telephones, perform troubleshooting as
described in the following table:
Symptom
There is no dial tone when
pressing either the host call
appearance or local call
appearance keys.
Installation and Administration Guide
What to do
1 Is this a first-time installation? If yes, perform
troubleshooting as described in "What to do if
the telephone connection tests do not work" on
page 157.
2 If you are trying to make a host-controlled call,
check the IP network and ensure that
it is not down
traffic is being routed between the Remote
Office 9150 unit and MIG RLC on the host
PBX
3 If you are trying to make a host- or local-
controlled call, Ensure the ISDN BRI line is
working. Ask your service provider to check
this.
4 Restart the MIG RLC, wait one minute, and
then restart the Remote Office 9150 unit.
5 Ensure the MIG RLC is enabled in its host
PBX slot.
In Load 97 on the Meridian 1 PBX, stat the
MIG RLC, disable and enable it, or reseat it if
necessary.
Troubleshooting
355