Users Manual

11
4 Turn On/Off PM90
Turn On
1. Press and hold down the “Power Key” for a few seconds.
2. When PM90 enter to the boot mode, it will display “SMART BEYOND
RUGGED” logo with short vibration.
3. Release the “Power Key” and wait until PM90 finish booting.
Note: If you cannot turn on your PM90, try below steps:
- To turn on PM90, battery needs to be charged certain level.
Please charge first.
- Press and hold the “Power key” for 12 seconds to force reboot.
Turn Off
1. Press and hold the “Power Key” until you see the power menu.
2. Among the menu, tap “Power off”.