Operation Manual

20BA261955/E 23
English
Troubleshooting
Your call partner cannot hear you or you cannot hear him
Ensure that the handset cable is correctly plugged into the handset and the telephone.
Handset off-hook, no dialling tone, no display
Ensure that the telephone connecting cables on the telephone and at the telephone
socket are correctly plugged in.
Display showing, but no connection
Your telephone is connected correctly but it might be barred. Unbar it (see "Barring and
unbarring your telephone").
Programmable keys cannot be programmed
It is possible that the programming function has been barred. Unbarr your telephone (see
"Barring and unbarring your telephone").
Unbarring the telephone if password is forgotten
Ask the operator to overwrite your password from the exchange.
Display: "Wrong Terminal Type"
Another terminal has been logged in initially. If you wish to log in your new terminal
correctly, then go into the submenu "Dir. entry" or "Keys" of the programming mode.
"Set new Term" is shown type "yes" or "no". Note that by pressing "yes" you may
loose all your data. If you do not wish to log in your new terminal, press "i". Standard
telephone functions can still be used.
Display: "trying to register"
The telephone cannot be logged in; check with your telephonist or a specialist.
Note If other messages appear, ask your system manager for help.