If in doubt, look it up
133
If something goes wrong
The incorrect date and time are displayed
Select the menu item “Request time or partner”.
The system automatically updates the date and time.
Unknown message on the display
Please see the section
Display messages
(
→
p. 106) for the meaning.
The call number of the calling party is not displayed
The call is transmitted without the call number, e.g. the call is analog or the caller
has disabled his call number display.
Partner display has disappeared
The partner display was deactivated in the “Partner” menu. You can reactivate the
display in this menu.
or
Select the menu item “Request time or partner”.
The partner display is updated by the system.
Note:
The display is updated automatically as soon as a partner uses his phone.
Short rings during a call
This indicates a second incoming call. Please see the chapter
Additional call during
an existing call
(
→
p. 46) for possible operating steps.
or
You have activated the loudspeaker or handsfree mode. You and your partner hear
a short special information tone.
or
Cut-in tone
You are currently involved in a cut-in call.
or
Appointment signal
An appointment is signaled.