BLU Products Inc. BLUULTRA 사용자 설명서
User Guide
Page 5 of 39
Press…
To…
Enter #.
Lock the keypad in standby mode (by pressing and
holding the key for about 3s).
Switch between input methods in text editing mode.
If the phone cannot be powered on after you press and hold
,
the battery may run out of power. In that case, charge the phone for
about five minutes (during this period, the charging icon may not be
displayed on the screen), and then power on the phone again.
about five minutes (during this period, the charging icon may not be
displayed on the screen), and then power on the phone again.