Magellan 760 参考手册

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页码 130
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Diagnostics
The Magellan RoadMate comes with built-in system tests and other features to aid in the performance of the unit. If you feel 
that your unit is not functioning properly, contact our Technical Support Representative before engaging any of the option in 
the Diagnostics menu.
Select Diagnostics.
Product Information
Product Information displays information about the hardware and software installed in your 
Magellan RoadMate. This information aids our Technical Support Representative in finding 
a solution to whatever problem you may have.
Video Test
Video Test displays random colors to ensure that your display is working properly.
Touch Screen Test
Touch Screen Test checks that the touch screen is calibrated and accurate.
Keypad Test
Keypad Test verifies proper operation of the keypad.