11 ODROID-XU4 USER MANUALFrequently Asked QuestionsWhat’s an ODROID?ODROID means Open + Android. It is a development platform withhardware as well as software.Why is the company named Hardkernel?Hardkernel produces both hardware and the associated Linux kernels.What SoC are you using?The SoC is a Samsung Exynos5422 Octa.What GPU does it include?An ARM Mali-T628 6 Core.How does it boot?You may boot from either microSD card or eMMC module.Can I buy OS pre-loaded SD card or eMMC?Yes, they are available from Hardkernel as well as other distributors.Can I add extra RAM memory?No. The RAM is not removable or swappable.How can I get the Ubuntu or Android BSP source code?The U-boot, Kernel and OS source code are released via Github fromthe first shipping date at http://github.com/hardkernel.Does it play 1080p content well on Ubuntu Linux?Yes, H.264/H.265/VXU4/MPEG4/MPEG2 video clips are playable withKodi (formerly XBMC) in most cases.How can I root Android?Android for the ODROID is unlocked and rooted by default for devel-opment.How can I install the Google Play Store?It is very simple. Just download an installer from http://bit.ly/1gkv4PM,click the APK, and follow the instructions inside the application.Can I get a PCB layout file and gerber file?The ODROID project is not a full open source hardware, and only theschematics are released to the public.Chapter 1