IBM 8862 User Manual - Page 63

Intermittent, problems, expansion, enclosure, Keyboard, mouse, pointing-device

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Intermittent problems Symptom A problem occurs only occasionally and is difficult to diagnose. Suggested action Make sure that: v All cables and cords are connected securely to the rear of the server and attached devices. v When the server is turned on, air is flowing from the rear of the server at the fan grille. If there is no airflow, the fans are not working. This can cause the server to overheat and shut down. v The SCSI bus and devices are configured correctly and the last external device in each SCSI chain is terminated correctly. If the problem remains, call for service. I/O expansion enclosure problems Symptom The RXE-100 expansion enclosure is not recognized or does not work as expected. Suggested action See the server Hardware Maintenance Manual and Troubleshooting Guide on the IBM xSeries Documentation CD or see your RXE-100 expansion enclosure documentation. Keyboard, mouse, or pointing-device problems Symptom All or some keys on the keyboard do not work. The mouse or pointing device does not work. Suggested action v Make sure that the keyboard cable is securely connected to the server and that the keyboard and mouse cables are not reversed. v Make sure that the server and the monitor are turned on. v Try using another keyboard. If the problem remains, call for service. v Make sure that the mouse or pointing-device cable is securely connected to the server and that the keyboard and mouse cables are not reversed. v Make sure that the mouse device drivers are installed correctly. v Try using another mouse or pointing device. If the problem remains, call for service. Chapter 6. Solving problems 51

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Intermittent
problems
Symptom
Suggested
action
A
problem
occurs
only
occasionally
and
is
difficult
to
diagnose.
Make
sure
that:
v
All
cables
and
cords
are
connected
securely
to
the
rear
of
the
server
and
attached
devices.
v
When
the
server
is
turned
on,
air
is
flowing
from
the
rear
of
the
server
at
the
fan
grille.
If
there
is
no
airflow,
the
fans
are
not
working.
This
can
cause
the
server
to
overheat
and
shut
down.
v
The
SCSI
bus
and
devices
are
configured
correctly
and
the
last
external
device
in
each
SCSI
chain
is
terminated
correctly.
If
the
problem
remains,
call
for
service.
I/O
expansion
enclosure
problems
Symptom
Suggested
action
The
RXE-100
expansion
enclosure
is
not
recognized
or
does
not
work
as
expected.
See
the
server
Hardware
Maintenance
Manual
and
Troubleshooting
Guide
on
the
IBM
xSeries
Documentation
CD
or
see
your
RXE-100
expansion
enclosure
documentation.
Keyboard,
mouse,
or
pointing-device
problems
Symptom
Suggested
action
All
or
some
keys
on
the
keyboard
do
not
work.
v
Make
sure
that
the
keyboard
cable
is
securely
connected
to
the
server
and
that
the
keyboard
and
mouse
cables
are
not
reversed.
v
Make
sure
that
the
server
and
the
monitor
are
turned
on.
v
Try
using
another
keyboard.
If
the
problem
remains,
call
for
service.
The
mouse
or
pointing
device
does
not
work.
v
Make
sure
that
the
mouse
or
pointing-device
cable
is
securely
connected
to
the
server
and
that
the
keyboard
and
mouse
cables
are
not
reversed.
v
Make
sure
that
the
mouse
device
drivers
are
installed
correctly.
v
Try
using
another
mouse
or
pointing
device.
If
the
problem
remains,
call
for
service.
Chapter
6.
Solving
problems
51