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Appendix

Telephone base indicator lights

IN USE light
On when the handset is in use.
Flashes when another telephone on the same line is in use.
Flashes quickly when there is an incoming call.

Handset alert tones

One short beep
(Key tone)
A key is pressed.
Two short beeps
(Error tone)
Command has failed.
You have reached the beginning or end of the list.
You have reached the minimum or maximum listening volume.
Three short beeps
(Out-of-range or no-power-at-
base warning tone)
The handset is out of range or there is no power at the
telephone base.
Three short high-pitched beeps
(Confirmation tone)
The telephone has completed the command successfully.
Four short beeps
(Low-battery warning tone)
Low battery warning.
Screen icons, indicator lights and alert tones