4.1 Troubleshooting
190 User Manual
I do not want to display a number which
is stored in memory.
• Conceal the number.
( Storing Names and Numbers, 3.1.3 Customising the
Buttons)
I want to confirm my extension number.
• ( Your Extension Number in 1.1.1 Before Operating the
Telephones)
The date and time are not correct.
• Set the date and time by system programming. (
Date & Time [000] in 3.3.2 System Programming)
The display is not shown well.
• Change the Display contrast level.
( 3.1.2 Settings on the Programming Mode)
I want to distinguish the tones.
• ( To distinguish the ringing tones for each CO,
INTERCOM or ICD Group button (Digital proprietary
telephone only), 3.1.3 Customising the Buttons)
The MESSAGE button light lit. • Another extension left you a message waiting
indication while you were on the phone or away from
your desk.
Problem Remedy
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