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turned on.
• Make sure that the printer cable is connected securely to a USB port and
the printer.
Requesting service
Locating the Microsoft Certificate of Authenticity
The Microsoft Certificate of Authenticity (COA) proves that your computer was
shipped with an authentic Microsoft operating system. It contains a number of
security features and may not be removed from the comptuer.
The COA is placed on a slide-out tab located just above the SD Card slot. To view
the COA, you will need to pull out the tab.
1 Place the tablet screen down on a suitable surface and open the SD Card
slot cover.
2 Insert a pen into one of the two small indentations on the tab.
3 Pull the tab out carefully.
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