IBM x3655 Service Guide - Page 147

keyboard, mouse, pointing-device, problems

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USB keyboard, mouse, or pointing-device problems v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. v See Chapter 4, "Parts listing, System x3655, Type 7985," on page 97 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. Symptom Action All or some keys on the keyboard do not work. 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. See http://www.ibm.com/servers/eserver/serverproven/compat/us/ for keyboard compatibility. 3. Make sure that: v The keyboard cable is securely connected. v The server and the monitor are turned on. 4. Move the keyboard cable to a different USB connector. 5. Replace the following components one at a time, in the order shown, restarting the server each time: a. Keyboard b. (Only if the problem occurred with a front USB connector) Internal USB cable c. (Trained service technician only) System board The USB mouse or USB pointing device does not work. 1. Make sure that: v The mouse is compatible with the server. See http://www.ibm.com/servers/ eserver/serverproven/compat/us/. v The mouse or pointing-device USB cable is securely connected to the server, and the device drivers are installed correctly. v The server and the monitor are turned on. v Keyboardless operation has been enabled in the Configuration/Setup Utility program. 2. If a USB hub is in use, disconnect the USB device from the hub and connect it directly to the server. 3. Move the mouse or pointing device cable to another USB connector. 4. Replace the following components one at a time, in the order shown, restarting the server each time: a. Mouse or pointing device b. (Only if the problem occurred with a front USB connector) Internal USB cable c. (Trained service technician only) System board Chapter 5. Diagnostics 129

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USB
keyboard,
mouse,
or
pointing-device
problems
v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
Chapter
4,
“Parts
listing,
System
x3655,
Type
7985,”
on
page
97
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.
Symptom
Action
All
or
some
keys
on
the
keyboard
do
not
work.
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.
See
for
keyboard
compatibility.
3.
Make
sure
that:
v
The
keyboard
cable
is
securely
connected.
v
The
server
and
the
monitor
are
turned
on.
4.
Move
the
keyboard
cable
to
a
different
USB
connector.
5.
Replace
the
following
components
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time:
a.
Keyboard
b.
(Only
if
the
problem
occurred
with
a
front
USB
connector)
Internal
USB
cable
c.
(Trained
service
technician
only)
System
board
The
USB
mouse
or
USB
pointing
device
does
not
work.
1.
Make
sure
that:
v
The
mouse
is
compatible
with
the
server.
See
eserver/serverproven/compat/us/.
v
The
mouse
or
pointing-device
USB
cable
is
securely
connected
to
the
server,
and
the
device
drivers
are
installed
correctly.
v
The
server
and
the
monitor
are
turned
on.
v
Keyboardless
operation
has
been
enabled
in
the
Configuration/Setup
Utility
program.
2.
If
a
USB
hub
is
in
use,
disconnect
the
USB
device
from
the
hub
and
connect
it
directly
to
the
server.
3.
Move
the
mouse
or
pointing
device
cable
to
another
USB
connector.
4.
Replace
the
following
components
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time:
a.
Mouse
or
pointing
device
b.
(Only
if
the
problem
occurred
with
a
front
USB
connector)
Internal
USB
cable
c.
(Trained
service
technician
only)
System
board
Chapter
5.
Diagnostics
129