Using Support Tools

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. Contact Dell for assistance (see “Contacting Dell” on page 57).

CMOS checksum error — Possible system board failure or coin-cell battery low. Battery needs replacement. See the Service Manual at support.dell.com/manuals or contact Dell for assistance (see “Contacting Dell” on page 57).

CPU fan failure — CPU fan has failed. CPU

fan needs replacement. See the Service Manual at support.dell.com/manuals.

System fan failure — System fan has failed. System fan needs replacement. See the Service Manual at support.dell.com/manuals.

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Hard-disk drive failure — Possible hard-disk drive failure during HDD POST. Contact Dell for assistance (see “Contacting Dell” on page 57).

Hard-disk drive read failure — Possible harddisk drive failure during HDD boot test. Contact Dell for assistance (see “Contacting Dell” on page 57).

Keyboard failure — Replace keyboard or check the cable for loose connection.

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 Service Manual at support.dell.com/manuals.

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Dell 0NWK08A01, DCRM setup guide CPU fan failure CPU fan has failed. CPU