
Troubleshooting
No power on the G350
92
Upgrade and Service Guide for the Avaya G350 Media Gateway
June 2004
No power on the G350
If there is no power at all on the Avaya G350 Media Gateway, take the following steps to identify the
problem:
1
Check the AC power source with a voltmeter.
2
Connect the Avaya G350 Media Gateway to a different AC power source. If the G350 has power,
the problem is with the original power source. If the network still does not work, go on to the next
step.
3
Check the ALM LED on the Avaya G350 Media Gateway chassis. If it is lit, there may be a
system wide problem. Contact your project manager. See
The front panel of the Avaya G350
Media Gateway chassis
on page 73.
A trunk stops working
If a trunk stops working, take the following steps to identify the problem:
1
Check the connection between the trunk and the Avaya G350 Media Gateway. If the physical
connection is loose, tighten the connection. If the trunk still does not work, go on to the next step.
2
Check the ALM LED on the module to which the trunk connects. If it is lit, there may be a
problem with the module. Contact your project manager. If not, go on to the next step. For
information on the various modules and their LEDs, see
Front panel description
on page 73.
3
Check the ALM LED on the Avaya G350 Media Gateway chassis. If it is lit, there may be a
system wide problem. Contact your project manager. See
The front panel of the Avaya G350
Media Gateway chassis
on page 73.
A WAN line stops working
If a WAN line stops working, take the following steps to identify the problem:
1
Check the connection between the WAN line and the Avaya G350 Media Gateway. If the physical
connection is loose, tighten the connection. If the line still does not work, go on to the next step.
2
Check the ALM LED on the module to which the WAN line connects. If it is lit, there may be a
problem with the module. Contact your project manager. If not, go on to the next step. For
information on the various modules and their LEDs, see
Front panel description
on page 73.
3
Check the ALM LED on the Avaya G350 Media Gateway chassis. If it is lit, there may be a
system wide problem. Contact your project manager. See
The front panel of the Avaya G350
Media Gateway chassis
on page 73.