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Using Support Tools
CMOS checksum error — Possible system
board failure or RTC battery low. Replace the
battery (see the Service Manual at
support.dell.com/manuals) or Contact Dell (see
“Contacting Dell” on page 69).
Hard-disk drive failure — Possible hard
drive failure during POST. Contact Dell (see
“Contacting Dell” on page 69).
Keyboard failure — Keyboard failure or
loose cable.
To replace the keyboard, see the Service
Manual at support.dell.com/manuals.
No boot device available — No bootable
partition on hard drive, the hard drive cable is
loose, or no bootable device exists.
If the hard drive is your boot device, ensure •
that the cables are connected and that the
drive is installed properly and partitioned as
a boot device.
Enter system setup and ensure that the boot •
sequence information is correct (see the Dell
Technology Guide on your hard drive or at
support.dell.com/manuals).
CAUTION - Hard Drive SELF MONITORING
SYSTEM has reported that a parameter has
exceeded its normal operating range. Dell
recommends that you back up your data
regularly. A parameter out of range may
or may not indicate a potential hard drive
problem — S.M.A.R.T error, possible hard disk
drive failure. Contact Dell (see “Contacting Dell”
on page 69).