Gigaset SL450 User Manual page 70

Questions and answers
The caller's number is not displayed.
•
Calling Line Identification (CLI) is not enabled for the caller.
to enable Calling Line Identification (CLI).
•
Calling Line Identification Presentation (CLIP) is not supported or enabled by the network provider.
Ask the network provider to enable Caller Line Identification Presentation (CLIP).
•
The telephone is connected via a PABX or a router with an integrated PABX (gateway) that does not trans-
mit all information.
¥
Reset the system: Briefly pull out the power plug. Reinsert the plug and wait until the device restarts.
¥
Check the settings on the PABX and activate phone number display, if necessary. To do this, search for
terms such as CLIP, calling line identification, telephone number identification, caller ID, ... in the sys-
tem user guide or ask the system manufacturer.
You hear an error tone when keying in (descending tone sequence).
•
Action has failed/invalid input.
essary.
You cannot listen to messages on the network mailbox.
•
Your PABX is set to pulse dialling.
No time is specified for a message in the call list.
•
Date/time are not set.
Registration or connection problems with a Bluetooth headset.
¥
Reset the Bluetooth headset (see headset user guide).
¥
Delete the registration data on the handset by de-registering the device.
¥
Repeat the registration procedure.
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Repeat the process. Read the display and refer to the user guide if nec-
Set your PABX to tone dialling.
Set the date/time.
The caller should ask the network provider