Step by Step
Fixing problems
186
Fixing problems
Responding to error messages on the
screen
Possible causes:
Station number is incorrect.
Possible reactions:
Enter correct station number.
Possible causes:
Locked function selected.
Possible reactions:
Apply to service personnel for authorization for relevant
function.
Possible causes:
Dialed a non-existent station number. Called phone is
unplugged.
Possible reactions:
Enter correct station number. Call this station again lat-
er.
Possible causes:
Dialed your own station number.
Possible reactions:
Enter correct station number.
Possible causes:
The system currently has no free space for
external station numbers.
Possible reactions:
Try again later.
Invalid entry
Not authorized
Currently not possible
Invalid station number
Key memory is full