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40 About Your System
ROM bad checksum =
address
Expansion card
improperly installed or
faulty.
Reseat the expansion card(s).
Ensure that all appropriate
cables are securely connected
to the expansion card(s). If
the problem persists, see
"Troubleshooting Expansion
Cards" on page 147.
SATA PORT x drive
not found
SATA port x was turned
on in setup, but a drive
was not found.
See "Troubleshooting a Hard
Drive" on page 142 for the
appropriate drive(s) installed
in your system.
Sector not found
Seek error
Seek operation
failed
Faulty hard drive, USB
device, or. USB medium.
See "Troubleshooting a USB
Device" on page 127,
"Troubleshooting an Internal
USB Key" on page 137, and
"Troubleshooting a Hard
Drive" on page 142.
Shutdown failure Shutdown test failure. See "Troubleshooting System
Memory" on page 135.
The amount of
system memory has
changed
Memory has been added
or removed or a memory
module may be faulty.
If memory has been added or
removed, this message is
informative and can be
ignored. If memory has not
been added or removed,
check the SEL to determine
if single-bit or multi-bit
errors were detected and
replace the faulty memory
module. See
"Troubleshooting a Hard
Drive" on page 142.
Time-of-day clock
stopped
Faulty battery or faulty
chip.
See "Troubleshooting the
System Battery" on page 132.
Table 1-7. System Messages (continued)
Message Causes Corrective Actions