Hard disk(s) fail (10), Hard disk(s) fail (08), Keyboard is locked out - unlock the key – Acnodes FES 5313 User Manual
Page 114: Keyboard error or no keyboard present, Manufacturing post loop, Bios rom checksum error - system halted

Hard Disk(s) fail (10)
System is unable to recalibrate the fixed disk.
Hard Disk(s) fail (08)
This means that the Sector Verification failed.
Keyboard is locked out - Unlock the key
The BIOS detects that the keyboard is locked. This means that the keyboard controller is pulled low.
Keyboard error or no keyboard present
This means that the keyboard cannot be initialized. Please make sure that the keyboard is attached
correctly and no keys are being pressed accidently during the booting process.
Manufacturing POST loop
System will repeat the POST procedure infinitely, while the keyboard controller signal is pulled low.
This is mainly used for the M/B burn- in test at the factory.
BIOS ROM checksum error - System halted
This means that the content of the BIOS ROM at the address F0000H-FFFFFH is bad or modified.
Please contact the System provider for an update or support.
Memory test fail
The BIOS reports memory test fails if the memory has an error(s).