AT&T Synapse Installation Manual page 161

Symptom
The device screen displays
Synchronizing.
Deskset cannot make or
receive phone calls and the
Deskset screen displays
Synchronizing.
Troubleshooting
Synapse Installation Guide
Probable Cause
Not enough time has
elapsed.
This device is the first
Synapse device on the
network.
The devices are on different
subnets.
The device may have been
configured on another
network.
The Deskset may have an
incompatible software
version.
Corrective Action
The device may display Synchronizing for a few seconds.

This is normal and does not indicate a problem.
Connect another Synapse device to the network.

If you use static IP addresses, ensure that the first three

octets of the device IP address matches the IP addresses
of the other system devices. See
on page 32.
Power cycle the Deskset by unplugging the power cord

and plugging it back in.
If power cycling does not work, back up your Deskset and

reset to factory defaults.
a. Back up the Deskset. See
Into the System" on page
b. Unplug the LAN cable
c. Press the RESET button for at least five seconds.
d. Restore your settings after the Deskset restarts.
Log in to the WebUI using the IP address of the Deskset

and update the software. See
page 135.
160
Display Messages
"Network Requirements"
"Reintroducing a Deskset
150.
"Updating Devices" on