User`s guide

Getting Started 33
AT&T SB67040 Cordless Accessory Handset User’s Guide
 To register the Handset: (Continued)
 To deregister the Handset:
Figure 25. Deregistration Screen
1. Perform Steps 1 through 4 of the procedure “To register the Handset:” on page 31.
2. Press 1 on the Deskset dial pad to begin the deregistration process.
3. To deregister the Handset, press , as shown in Figure 25.
4. To confirm deregistration, press . Press to keep the Handset
registered.
5. To return to the Cordless Registration screen, press .
If the Deskset is unavailable, you can also deregister the Handset at the Handset.
1. Press OPTIONS.
2. Press 5 for SETTINGS.
3. Press 4 for Deregister.
4. Press .
NOTE: If registration fails, it may be because the Handset is already registered. Follow the instructions “To
deregister the Handset:”, below, to verify if the Handset is registered and deregister it if necessary. Then
try registration again.
Quick
Dial
Cordless Handset Registration
Cordless Handset is currently
Registered.
Ex itDeReg
Press DeReg to deregister the Cordless
Handset.