Gigabyte GA-Z87X-UD5 TH User Manual page 129

A
When the computer is turned on, is the CPU cooler running?
Yes
Check if there is display on your monitor.
Yes
Turn off the computer. Plug in the keyboard and mouse and restart
the computer.
Check if the keyboard is working properly.
Yes
Press <Delete> to enter BIOS Setup. Select "Load Optimized Defaults."
Select "Save & Exit Setup" to save changes and exit BIOS Setup.
Turn off the computer and connect the hard drive(s). Check if the system
can boot successfully.
Yes
Reinstall the operating system. Reinstall other devices one by one
(install one device at one time and then boot the system to see if the
device works successfully).
END
If the procedure above is unable to solve your problem, contact the place of purchase or local dealer
for help. Or go to the Support & Downloads\Technical Support page to submit your question. Our
customer service staff will reply you as soon as possible.
No
The problem is verified and solved.
No
The problem is verified and solved.
No
The problem is verified and solved.
No
The problem is verified and solved.
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The power supply, CPU or
CPU socket might fail.
The graphics card,
expansion slot, or monitor
might fail.
The keyboard or keyboard
connector might fail.
The hard drive, connector,
or cable might fail.
Appendix