22 About Your System

System Messages

System messages appear on the screen to notify you of a possible problem

with the system.

NOTE: If you receive a system message not listed in the table, check the
documentation for the application that is running or the operating system's
documentation for an explanation of the message and recommended action.
Message Causes Corrective Actions
128-bit Advanced
ECC mode
disabled. For
128-bit Advanced
ECC, DIMMs must
be installed in
pairs. Pairs must
be matched in
size and
geometry.
The Advanced ECC option
was enabled in BIOS,
but is no longer valid due to
an unsupported memory
configuration, possibly a
faulty or removed memory
module. The Advanced
ECC setting has
been disabled.
Check other messages for a
faulty memory module.
Reconfigure the memory
modules for Advanced
ECC mode. See "System
Memory" on page 76.
Alert! Advanced
ECC Memory Mode
disabled! Memory
configuration
does not support
Advanced ECC
Memory Mode.
Advanced ECC Memory
Mode was enabled in the
system setup program, but
the current configuration
does not support Advanced
ECC Memory Mode.
Amemory module
may be faulty.
Ensure that the memory
modules are installed in a
configuration that supports
Advanced ECC Memory
Mode. Check other system
messages for additional
information for possible
causes. For memory
configuration information,
see "General Memory
Module
Installation Guidelines" on
page 76. If the problem
persists,
see "Troubleshooting System
Memory" on page 129.
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