Troubleshooting
System Messages
NOTE: If the message you received is not listed in the table, see the documentation for either the operating system or the program that was running when the message appeared.
A L E R T ! P R E V I O U S A T T E M P T S A T B O O T I N G T H I S S YS T E M H A V E F A I L E D A T C H E C K P O I N T [ N N N N ] . F O R H E L P I N R E S O L V I N G T H I S
P R O B L E M , P L E A S E N O T E T H I S C H E C K P O I N T A N D C O N T A C T D E L L TE C H N I C A L
SUPPORT — The computer failed to complete the start routine three consecutive times for the same error (see "Contacting Dell" on page 69 for assistance).
CMOS C H E C K S U M E R R O R — Possible system board failure or RTC battery low. Replace the battery. See your Service Manual at support.dell.com or see "Contacting Dell" on page 69 for assistance.
CPU F A N F A I L U R E — Processor fan failure. Replace processor fan. See your Service Manual at support.dell.com.
H A R D - D I S K D R I V E F A I L U R E — Possible hard drive failure during hard drive POST. Check cables, swap hard disks, or see "Contacting Dell" on page 69 for assistance.
H A R D - D I S K D R I V E R E A D F A I L U R E —
Possible hard drive failure during
K E Y B O A R D F A I L U R E — Keyboard failure or keyboard cable loose.
N O B O O T D E V I C E A V A I L A B L E — No bootable partition on hard drive, or 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 your Service Manual at support.dell.com).
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