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X300 M User Manual
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1.4.4 Device Self-test
Device self-test includes screen display, keyboard testing. hardware self-
testing, etc. If it cannot show enough pictures on the screen, keyboard not
work, and hardware self-test not get through, please return this X300 M to
the manufacturer.
Chapter 2: How to update software for X300 M
2.1 Update tool software installation
Long in our website:http://en.obdstar.com and click “One key Upgrade”.
Download the update tool and diagnostic software,double click,then go to the
next step:
Step 1: Click “Next”