Phone Signals - Aastra DT412 User Manual

MD Evolution – Cordless DT412 / DT422 / DT432

Phone Signals

The phone signal certain events audibly and visually as described
below.
Signal Meaning
Red warning light Incoming call.
Message waiting.
The phone also generates audible ring signals and alarm signals.
Sound Meaning
Ring signal Incoming call.
Alarm signal 1 short beep: phone out of range of base
system.
Message beep: Incoming message.
No-movement alarm or Man-down alarm
about to be sent (DT422 only)
Key beep You hear this each time you press a key (when
selected).
Reference
149