Port Assignment And Button Layout - Lenovo A390 User Manual

Port Assignment and Button Layout

KEY
1 HOME KEY
2 MENU KEY
3 BACK KEY
4 VOLUME KEY
POWER
5
ON/OFF
Description
Press to return to the idle
interface
Press to enter the commonly
used, the characteristic and
more menu
Press to return to the superior
menu.
Press to increase or decrease
volume.
Short-click this button to lock
the screen function, long-press
the key to power on/off the
phone.
4