Installation guide

Troubleshooting 168
Synapse Installation Guide
A Synapse device upgrade
failed, the WebUI displays
“Login to target device
failed”, and the WebUI and
device screens display the
old software version.
Device upgrade failed
The software version of the
device you are currently
logged into is no longer
compatible with the software
version of other devices
within the network.
1. Log in to the WebUI as administrator using the IP address
of a device that does not have updated software and is
not having any problems. Click Device Management,
then Update Device.
2. Select a device from the Update Device drop-down list.
Do not select the device whose IP address you are using.
3. Click . The selected device updates its
software and reboots.
4. After the device reboots, check the software version
number on the device to confirm that the upgrade was
successful.
 On the Deskset, press MENU –> 4. Note the
P Firmware Ver [030/031] or Software Ver [020]
value.
 On the Gateway or ATA, press the key to
access the Main Menu. Then select Device
Information, then Software Version.
5. After updating all other devices, upgrade the device
whose IP address you are using.
Symptom Probable Cause Corrective Action Administrator WebUI