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About Your System 43
Keyboard fuse has
failed.
Overcurrent detected at the
keyboard connector.
See "Getting Help" on
page 185.
Local keyboard
may not work
because all user
accessible USB
ports are
disabled. If
operating
locally, power
cycle the system
and enter system
setup program to
change settings.
The USB ports are disabled
in the system BIOS.
Power down and restart the
system using the power
button, and then enter the
System Setup program to
enable the USB port(s). See
"Entering the System Setup
Program" on page 54.
Manufacturing
mode detected.
System is in manufacturing
mode.
Reboot to take the system
out of manufacturing mode.
Memory tests
terminated by
keystroke.
POST memory test was
terminated by pressing the
spacebar.
Information only.
No boot device
available.
Faulty or missing optical
drive subsystem, hard drive,
or hard-drive subsystem, or
non-bootable USB key
installed.
Use a bootable USB key, CD,
or hard drive. If the problem
persists, see
"Troubleshooting an Internal
USB Key" on page 161,
"Troubleshooting a USB
Device" on page 152,
"Troubleshooting an Optical
Drive" on page 163, and
"Troubleshooting a Hard
Drive" on page 164. See
"Using the System Setup
Program and UEFI Boot
Manager" on page 53 for
information on setting the
order of boot devices.
Message Causes Corrective Actions
book.book Page 43 Wednesday, February 17, 2010 6:17 PM