System Initialization; Graphics Card Installation - OCTOMINER X8 ULTRA System Quick Start Manual

5.
Wait for the system to initialize, until you see the OCTOMINER™ boot logo.
Make sure the OLED display works, test the usb port by typing on the keyboard
(for example hit DEL key to enter the system BIOS), see that the wired ethernet lights turn
on and there is video out on your monitor. Try resetting the system from the middle button,
then try rebooting the system from the top button and the bottom button to CLEAR CMOS.
6.
Make sure that the PCIE connectors are firmly connected to the motherboard.
Start inserting your graphics cards and using the supplied M3 screws to fasten the
graphics card bracket to the chassis.