Avaya 3749 Quick Reference Manual - Page 6
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Turn audio signals on/off
In idle mode a long press on the Sound off key changes
between audio signals on/off. The Sound off icon
indicates a completely silenced telephone.
• A short press on the Sound off key before answering a
call, silences the ring signal.
Lock/Unlock the keypad manually
Press the
-key to lock/unlock and then Soft key Lock/
Yes. The Locked keypad icon
indicates a locked
keypad.
Change the volume during a call
Press the Volume button upwards to increase the volume,
downwards to decrease the volume. Or, use the Navigation
key to adjust the volume.
Charge the battery
Charging is done in a desktop charger or in a charging rack.
Charging is indicated by orange LED. When the battery is
fully charged the LED is green and a fully charged Battery
icon
is displayed.
While in a desktop charger the telephone is fully
operational. The telephone does not vibrate in charger.
The battery can also be charged in a separate battery pack
charger.
Note: Charging below 5°C will harm the battery and shorten
the lifetime.
Remove the battery
It is recommended to switch off the telephone before
removing the battery.
Messaging
Receive a text message
When a text message is received, the LED starts flashing
and a message tone sounds. A pop-up New message(s):1
View now? is displayed and the Soft keys Yes/No to read
Avaya 374x DECT Telephone - Quick Reference Guide