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Using Support Tools
running when the message appeared.
Alternatively you could see the Dell
Technology Guide in your hard disk or on
the Dell Support website at support.dell.
com or see “Contacting Dell” on page 52
for assistance.
Alert! Previous attempts at booting this system
have failed at checkpoint [nnnn]. For help
in resolving this problem, please note this
checkpoint and contact Dell Technical
Support — The computer failed to complete
the boot routine three consecutive times for the
same error see “Contacting Dell” on page 52 for
assistance.
CMOS checksum error — Possible motherboard
failure or RTC battery low. Replace the battery.
See the Service Manual on the Dell Support
website at support.dell.com or see “Contacting
Dell” on page 52 for assistance.
CPU fan failure — CPU fan has failed. Replace
the CPU fan. See the Service Manual on the Dell
Support website at support.dell.com.
Hard-disk drive failure — Possible hard disk
drive failure during POST, see “Contacting Dell”
on page 52 for assistance.
Hard-disk drive read failure — Possible hard
disk drive failure during HDD boot test see
“Contacting Dell” on page 52 for assistance.
Keyboard failure — Keyboard failure or
loose cable.
No boot device available — No bootable
partition on hard disk drive, the hard disk 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 the Dell Support
website at support.dell.com).