Dell Studio 1555 (Early 2009) - Manual (Page 36)

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Using Support Tools
System Messages
If your computer has an issue or error, it may display
a System Message that will help you identify the
cause and action needed to resolve the issue.
NOTE: If the message you received is not
listed in the following examples, see the
documentation for either the operating
system or the program that was 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 48 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 48 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 48 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 48 for assistance.
Hard-disk drive read failure — Possible hard
disk drive failure during HDD boot test see
“Contacting Dell” on page 48 for assistance.
Keyboard failure — Keyboard failure or
loose cable.
To replace the keyboard, see the Service
Manual.
No boot device available — No bootable
partition on hard disk drive, the hard disk drive
cable is loose, or no bootable device exists.