AASTRA DT390 for MX-ONE User Guide EN - Manual (Page 29)

C ORDLESS P HONE FOR MX-ONE™
29 1424-EN/LZT 103 087 Uen F2 2012-03-02
4 Switching On and Off
This chapter describes how to switch on and off the phone.
Note: If the message No System is displayed you cannot make or
answer calls. Depending on system programming, your phone
can be locked automatically. To unlock the phone, enter your four
digit code (factory default is “0000”).
4.1 Switching On
To switch on the phone, do the following:
1. Press and hold .
The phone will vibrate when it is on and the display lights up. The
following confirmation message is displayed: DT390 Switch on?.
2. Press Yes to confirm.
If the phone does not switch on, or if the battery icon indicates low
level, charge the battery and try again.
4.2 Switching Off
To switch off the phone, do the following:
1. In idle mode, press and hold .
The following confirmation message is displayed: Switch off?.
2. Press Yes to confirm.
The phone is switched off.
Note: Pressing from a menu will return you to idle mode.