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G–2
ROLMphone 300/600 User Guide
D
DCO (Data Communication Option). An option for ROLMphone 600
series telephones that provides an access to the data and voice telephony
features of the telephone.
dedicated trunk. A trunk that rings directly through to a specific internal
telephone, hunt group, or distribution group.
digital phone. A telephone that uses digital signals to communicate with a
business telephone system.
digital signal. The representation of data by discrete values as binary digits
(in contrast to analog, which is continuous).
DND (Do Not Disturb). This feature allows a telephone user to block
incoming calls to his or her telephone by preventing the telephone from
ringing.
E
extension. A unique number assigned to a line appearing on one or more
telephones that is connected to a CBX. Depending upon how the CBX is
configured, an extension number can be from one to six digits long.
F
faceplate. A paper template that fits around the keys of a telephone in order
to label the keys with the features or lines assigned to them.
faceplate lens. A clear plastic panel that fits over the telephone faceplate
to protect it.
feature access code. The key pad sequence dialed by a user to access a
telephone or system feature.
H
handset. A hand-held unit on a telephone that has both a microphone and
a speaker.
headset. A device with a microphone and a speaker that fits over a user’s
head and eliminates the need to use a handset.
hold. The status of a line when the connected parties are temporarily
disconnected from each other without releasing the line.
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Страница 90: ...3 26 ROLMphone 300 600 User Guide To dial using a repdial key Press the repdial R key ...
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Страница 133: ...Blocking Calls 6 1 6 Blocking Calls Chapter 6 Blocking Calls Do Not Disturb 6 3 Privacy 6 4 Automatic Privacy 6 6 ...
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Страница 161: ...Feature Access Codes A 1 Appendix A Feature Access Codes Feature Access Codes A 3 ...
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