AT&T Synapse SB67035, User Manual

Page: 142 / 171

Troubleshooting 142
Synapse SB67035 Deskset User’s Guide Back to Contents
Calls Generally
Calls are dropped.
Deskset cannot make or receive phone calls
Probable Cause Corrective Action
Restoring Deskset settings or
updating software while that
extension is in use will cause
all calls to be dropped.

Your system administrator should avoid updating
software or restoring Deskset settings when you
are likely to be using the phone.
The network is down.

Ensure that the Ethernet cable is securely
plugged into the Deskset network port (labeled
) and that the other end is plugged into
your office LAN.
The Deskset extension was
changed during the call.

Contact your system administrator. If changes
were made to your extension while you were on
a call, that call is dropped.
Maximum Call Duration was
exceeded. Calls that are
forwarded or transferred to
an external phone number
use two PSTN lines or voice
channels for the duration of
the call. To avoid tying up
two outside lines, these calls
are on a timer.

Contact your system administrator about
resetting the
Timer for Forwarded and
Transferred Outside Calls
.
Probable Cause Corrective Action
Putting the T1 Gateway into
loopback test mode prevents
phone calls from occurring.

Your system administrator should not run
loopback tests while the T1 trunk is in use.
Your Deskset is not
synchronized.

Press MENU –> 4 to verify that the
Deskset
Status
is
Synchronized
. See “Deskset cannot
make or receive phone calls and the Deskset
screen displays Synchronizing....” on page 141
.
Your Deskset is not
connected to the LAN.

Ensure that the Ethernet cable is securely
plugged into the Deskset network port (labeled
) and that the other end is plugged into
your office LAN.