Powering On

1.Adjust the Power switch to the ON position.

2.Press and hold the Menu button.

Auto Power Off

1.The Auto Power Off settings can be adjusted from the System Settings under POW OFF TIME.

2.Set to OFF, 3, 15, 30, 60, and 120 min.

Auto Lock

1.The Auto Lock settings can be adjusted from the System Settings under DISPLAY.

2.Set to 0, 5, 10, 15, 30, or 60 seconds, or 5, 15, or 30 minutes.

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GPX MT861B manual Powering On, Auto Power Off, Auto Lock