Users of the Acer Iconia tablet can find instructions within the user guide on Acer's official website. The manual is in the Drivers and Manuals section of the Support page.
Click on the Support link at the top of Acer's home page. Then click on the Drivers and Manuals tab. Search for the manual using either the serial number, product model or by clicking the exact Iconia tablet model from the Group and Series lists provided. The Iconia model selected appears at the bottom of the page with tabs that contain various downloads for that model. The manual is listed under the Documents tab as a PDF file.