Telephones
5-192 Service Manual
System Telephones
5.2.1 Keys
Status keys
On optiPoint 500, Profiset 3030, E821 ST and E822 ST telephones, these keys display
extension, external line and features/facilities status through a series of blinking LED patterns.
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5.2.2 Profiset 3030 System Telephone
This telephone features a display with the lines:
● The first line displays time and date.
● The second line displays information such as the number of the extension called and
system messages.
● The third line displays the extension number and system messages pertaining to feature
selection options.
● When the ">" or "<" symbol appears next to the line, it means there are additional selection
options. Use the navigation keys to scroll through the available options. Press Enter to
select an option.
When the " " or " " symbol appears next to the line, it means there are additional lines
to be displayed. Select the “Menu” key to access the next line or the previous line.
Symbol Description
LED Key OFF: Extension or external light free or function disabled.
LED key ON: Extension or external line busy or function enabled.
Blinking LED key: Incoming call or recall ringing.
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