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27DT590
Switching On/Off
Switching On/Off
Switch on
ÚÙ Press and hold until the display lights up (about three
seconds).
If the phone does not switch on, or the Battery icon indicates low
level, charge the battery.
Notes:
If the message No System is displayed you cannot make or
answer calls.
Depending on system programming, your phone can be
automatically locked. To unlock the phone, enter your four-
digit code. Factory default is “0000”.
Switch off
ÚÙ Press and hold.
After a few seconds, the display turns blank. Now your phone is
switched off.