Table
2.
Abbreviated
list
of
POST
error
codes
(continued)
v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
the
parts
listing
in
the
Problem
Determination
and
Service
Guide
to
determine
which
components
are
customer
replaceable
units
(CRU)
and
which
components
are
field
replaceable
units
(FRU).
v
If
an
action
step
is
preceded
by
“(Trained
service
technician
only),”
that
step
must
be
performed
only
by
a
trained
service
technician.
Error
code
Description
Action
289
A
DIMM
has
been
disabled
by
the
user
or
by
the
system.
1.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
2.
Make
sure
that
the
DIMM
is
installed
correctly
(see
“Installing
a
memory
module”
on
page
13).
3.
Replace
the
DIMM.
4.
(Trained
service
technician
only)
Replace
the
system
board.
301
Keyboard
or
keyboard
controller
error.
1.
If
you
have
installed
a
USB
keyboard,
run
the
Configuration/Setup
Utility
program
and
enable
keyboardless
operation
to
prevent
the
POST
error
message
301
from
being
displayed
during
startup.
2.
Reseat
the
keyboard
cable.
3.
Replace
the
following
components
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time:
a.
Keyboard
b.
(Trained
service
technician
only)
System
board
303
Keyboard
controller
failure.
1.
Reseat
the
keyboard.
2.
Replace
the
keyboard.
3.
(Trained
service
technician
only)
Replace
the
system
board.
Chapter
5.
Solving
problems
53
Summary of Contents for 8485E2U
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