Dell PowerEdge R510 Hardware Owner's Manual page 55

Message
Unexpected
interrupt in
protected mode
Unsupported CPU
combination
Unsupported CPU
stepping
detected
Unsupported DIMM
detected. The
following DIMM
has been
disabled: x
Unsupported
memory
configuration.
DIMM mismatch
across slots
detected:
x , x , ...
Unused memory
detected. DIMM's
installed in the
following slot
are not available
when in mirror
mode: x , x , x
Causes
Improperly seated memory
modules or faulty
keyboard/mouse
controller chip.
Processor(s) is not supported
by the system.
Invalid memory
configuration. The system
runs but with the specified
memory module disabled.
Invalid memory
configuration.
Memory modules are
mismatched in the
specified slots.
The memory configuration
is not optimal for
mirroring Mode.
Modules in the
specified slots are unused.
Corrective Actions
Reseat the memory modules.
See "Troubleshooting
System Memory" on
page 177. If the problem
persists, see "Getting Help"
on page 199.
Install a supported processor
or processor combination.
See "Processors" on
page 138.
Ensure that the memory
modules are installed in a
valid configuration. See
"General Memory Module
Installation Guidelines" on
page 115.
Ensure that the memory
modules are installed in a
valid configuration.
See "General Memory
Module
Installation Guidelines" on
page 115.
Reconfigure the memory for
Memory Mirroring Mode, or
change the memory mode to
Optimized or Sparing in the
BIOS setup screen. See
"System Memory" on
page 114.
About Your System
55