IBM 8874 Installation Guide - Page 80

technician.

Page 80 highlights

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. Symptom Action The monitor has screen jitter, or 1. If the monitor self-tests show the monitor is working correctly, consider the the screen image is wavy, location of the monitor. Magnetic fields around other devices (such as unreadable, rolling, or distorted. transformers, appliances, fluorescent lights, and other monitors) can cause screen jitter or wavy, unreadable, rolling, or distorted screen images. If this happens, turn off the monitor. Attention: Moving a color monitor while it is turned on might cause screen discoloration. Move the device and the monitor at least 305 mm (12 in.) apart, and turn on the monitor. Notes: a. To prevent diskette drive read/write errors, make sure that the distance between the monitor and any external diskette drive is at least 76 mm (3 in.). b. Non-IBM monitor cables might cause unpredictable problems. 2. Reseat the following components: a. Monitor b. Remote Supervisor Adapter II SlimLine (if one is present) c. I/O board 3. Replace the components listed in step 2 one at a time, in the order shown, restarting the server each time. Wrong characters appear on the 1. If the wrong language is displayed, update the BIOS code with the correct screen. language. 2. Reseat the following components: a. Monitor b. I/O board 3. Replace the components listed in step 2 one at a time, in the order shown, restarting the server each time. 68 IBM xSeries 460 Type 8872 and xSeries MXE 460 Type 8874: Installation Guide ERserver

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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.
Symptom
Action
The
monitor
has
screen
jitter,
or
the
screen
image
is
wavy,
unreadable,
rolling,
or
distorted.
1.
If
the
monitor
self-tests
show
the
monitor
is
working
correctly,
consider
the
location
of
the
monitor.
Magnetic
fields
around
other
devices
(such
as
transformers,
appliances,
fluorescent
lights,
and
other
monitors)
can
cause
screen
jitter
or
wavy,
unreadable,
rolling,
or
distorted
screen
images.
If
this
happens,
turn
off
the
monitor.
Attention:
Moving
a
color
monitor
while
it
is
turned
on
might
cause
screen
discoloration.
Move
the
device
and
the
monitor
at
least
305
mm
(12
in.)
apart,
and
turn
on
the
monitor.
Notes:
a.
To
prevent
diskette
drive
read/write
errors,
make
sure
that
the
distance
between
the
monitor
and
any
external
diskette
drive
is
at
least
76
mm
(3
in.).
b.
Non-IBM
monitor
cables
might
cause
unpredictable
problems.
2.
Reseat
the
following
components:
a.
Monitor
b.
Remote
Supervisor
Adapter
II
SlimLine
(if
one
is
present)
c.
I/O
board
3.
Replace
the
components
listed
in
step
2
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
Wrong
characters
appear
on
the
screen.
1.
If
the
wrong
language
is
displayed,
update
the
BIOS
code
with
the
correct
language.
2.
Reseat
the
following
components:
a.
Monitor
b.
I/O
board
3.
Replace
the
components
listed
in
step
2
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
68
IBM
ERserver
xSeries
460
Type
8872
and
xSeries
MXE
460
Type
8874:
Installation
Guide