Dell Vostro 3667 Owner's Manual page 41

System message
NOTICE - 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
Description
S.M.A.R.T error, possible hard disk drive failure.
Troubleshooting your computer 41