Procedure
1. Check that both the old handset to be replaced and the new replacement handset are of
the same device type.
The easy replacement procedure can be used if the old and new handsets have different
product licenses, that is, Talker, Messenger, and Protector. The new handset product
license is not replaced by the old handset’s product license during the procedure. However,
a handset product license, can be moved to another handset using the WinPDM/Device
Manager.
2. Use the WinPDM or the Device Manager to check that the software of DC4 Advanced
Desktop Charger or CR3 Charging Rack is of version 1.3.x or greater.
3. Make sure that the handset batteries are charged before starting the easy replacement
procedure.
4. Switch off the new handset by long pressing .
Easy Replacement Procedure
About this task
Important:
Never remove a handset from the charger until the instructions in the display tells you to do
so. If there is an error indication it may be allowed to remove the handset. After the old
handset has been placed in the charger, the new handset must be placed in the charger
regardless if the replacement was successful or not. Failing to do so may result in malfunction
and the new handset will need to be sent for service.
Procedure
1. On the new handset, press and hold .
Do not release
until you are instructed to do so.
2. Put the new handset in the charger.
3. When the system displays the message
"Start phone replacement?"
, release
.
Press
Yes
(left soft key).
The system displays the message
"Follow the instructions. Each step can
take several minutes."
.
4. Press
OK
(left soft key).
5. When the text "Please insert old phone in charger" is displayed, replace the new handset
with the old handset. The handset can either be switched on or off.
If the CR3 Charging Rack is used, the left charging slot must be used for both handsets.
The handset restarts and after a few seconds, the system displays a message
"Saving
settings. Do not remove phone from charger"
. It may take several minutes.
Maintenance
August 2019
Using 3735 DECT handsets with Communication Manager and IP Office
120