User`s guide

Troubleshooting 279
Synapse User’s Guide
Calls dropped. Restoring Deskset settings or
updating software while that
extension is in use causes all
calls to be dropped.
 Update software and restore Deskset settings only in Idle
mode with no calls pending.
Cordless Handset lost link
with the Deskset.
 Verify that your Cordless Handset battery is charged and
that it is within range of the Deskset.
 Update software and restore Deskset settings only in Idle
mode with no calls pending.
The network is down.
 Verify that your office network is active and that your
Deskset has power.
 Ensure that the Ethernet cable is securely plugged into
the network port beneath your Deskset labeled and
that the other end is plugged into your office LAN.
The PSTN telephone line was
disconnected while on an
external call.
 Ask the system administrator to check that the Gateway
PSTN telephone lines are connected.
Unable to find a way to turn
on Do Not Disturb or Call
Forward All.
These functions can only be
enabled on the Deskset.
 To activate Do Not Disturb (DND) or Call Forward All,
press or on the Deskset while in Idle
mode.
Symptom Probable Cause Corrective Action Cordless Handset Troubleshooting