4.1 Troubleshooting
Problem
The date and time are not correct.
The display is not shown well.
The MESSAGE button light lit.
150
Operating Manual
Remedy
•
Set the date and time by system programming.
(
[000] Date & Time in 3.3.2 System
Programming)
•
Change the Display contrast level.
(
3.1.2 Personal Programming)
•
Another extension left you a message waiting
indication while you were on the phone or away
from your desk.