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Phone signals – AASTRA DT590 for MD Evolution User Guide EN User Manual

Page 148

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Reference

MD Evolution – Cordless DT590

148

Phone signals

The phone signals certain events audibly and visually as described

below.

The phone also generates audible ringing signals, alarm signals

and warning tones, and key clicks.

Signal

Meaning

Red warning light

Incoming call.

Message waiting.

Battery almost empty.

Phone out of range or not connected.

Sound

Meaning

Ringing signal

Incoming call.

Alarm signal

4 short beeps every 30 seconds: battery almost

empty.

4 short beeps every 2 minutes: Phone out of

range or not connected.

Key click

You hear this each time you press a key (when

selected).

Warning tone

You have pressed a key which has no function.