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5. BIOS Setup
Hard disk(s) fail (80)
Disk drive reset failed.
Hard disk(s) fail (40)
Disk drive controller diagnostics failed.
Hard disk(s) fail (20)
Disk drive initialization error.
Hard disk(s) fail (10)
Unable to recalibrate disk drive.
Hard disk(s) fail (08)
Sector Verify failed.
Keyboard is locked out – Unlock the key
This product does not support Keyboard Lock. If this message was shown, keyboard controller may be
broken.
Keyboard error or no keyboard present
Cannot initialize the keyboard. Make sure the keyboard is attached correctly and no keys are being
pressed during the boot.
BIOS ROM checksum error – System halted
The checksum of ROM address F0000H-FFFFFH is bad. It indicates that hardware broke down or
content of ROM was changed.
Memory test fail
BIOS reports the memory tests fail if the onboard memory is tested error.
Error loading operating system
Invalid System disk
It indicates that Boot Record Program in Disk (not in BIOS) failed to load OS. Make sure content of Disk.
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PT-955LXC-DC5311 User's manual
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