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Chapter
3.
Problem
determination
Note:
Refer
to
IBM
Safety
Information
-
Read
This
First
,
GA27-4004,
before
beginning
the
procedures
in
this
chapter.
Both
software
errors
or
hardware
failures
can
cause
problems
with
the
4810/4910
SurePOS
300.
This
chapter
contains
troubleshooting
information
to
help
you
determine
the
cause
of
a
problem
and
how
to
solve
it.
Preliminary
checklist
Begin
each
service
call
by
checking
all
of
the
items
in
this
preliminary
checklist.
If,
after
performing
all
the
steps,
a
problem
still
exists,
refer
to
Table
3-1
to
continue
problem
determination.
1.
Observe
the
power
light.
If
it
is
not
on,
refer
to
Table
3-1.
2.
Verify
that
the
cables
are
securely
and
correctly
connected.
3.
Verify
that
the
I/O
devices,
which
have
their
own
power
switches,
are
connected
to
an
ac
power
outlet
that
is
operating
correctly
and
that
the
devices
are
powered
on.
4.
Verify
that
the
contrast
and
brightness
controls
on
the
video
display
(if
attached)
are
set
correctly.
5.
Verify
that
all
installed
hardware
devices
(such
as
a
memory
module,
feature
card,
printer,
or
mouse)
are
connected
correctly
and
securely.
Table
3-1.
4810/4910
symptoms
Symptom
Actions
The
power
LED
is
off.
1.
Verify
that
the
power
cord
is
plugged
into
both
the
wall
outlet
and
the
back
of
the
terminal.
2.
Verify
that
the
voltage
switch
setting
is
correct
for
your
area.
3.
Verify
that
the
terminal
is
powered
on.
4.
Verify
that
there
is
power
from
the
outlet.
5.
Disconnect
all
attached
devices
and
feature
cards
to
determine
if
one
is
overloading
the
power
supply.
If
the
power
light
returns,
reconnect
them
one
at
a
time
to
determine
the
failing
field-replaceable
unit
(FRU).
6.
Ensure
that
all
internal
cabling
and
memory
modules
are
correctly
inserted.
7.
Exchange
the
power
supply.
8.
Exchange
the
system
board.
Terminal
is
not
operating.
1.
Unplug
the
power
outlet,
wait
5
seconds,
and
then
power
ON.
Verify
that
the
power
light
on
the
front
panel
is
on.
Look
for
any
error
messages
and
listen
for
a
beep
at
the
completion
of
the
POST.
2.
Check
for
a
blown
fuse,
a
tripped
circuit
breaker,
or
a
power
failure.
3.
Verify
that
all
cables
are
securely
connected
to
and
inside
of
the
terminal.
Power
on,
LED
does
not
light.
Replace
the
LED
assembly.
11-9-2005
©
Copyright
IBM
Corp.
2002,
2004
3-1
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Содержание 31x
Страница 1: ...SurePOS 300 Installation and Service Guide for 4810 4910 Model 31x 32x W2H GA27 4309 01 11 9 2005...
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Страница 3: ...SurePOS 300 Installation and Service Guide for 4810 4910 Model 31x 32x W2H GA27 4309 01 11 9 2005...
Страница 8: ...11 9 2005 vi SurePOS Installation and Service...
Страница 14: ...11 9 2005 xii SurePOS Installation and Service...
Страница 22: ...Product introduction 11 9 2005 1 8 SurePOS Installation and Service...
Страница 26: ...11 9 2005 2 4 SurePOS Installation and Service...
Страница 32: ...11 9 2005 4 4 SurePOS Installation and Service...
Страница 60: ...IBM IBM GA27 4004 GA27 4004 11 9 2005 C 6 SurePOS Installation and Service...
Страница 61: ...GA27 4004 GA27 4004 GA27 4004 GA27 4004 GA27 4004 GA27 4004 IBM 11 9 2005 Appendix C Safety information C 7...
Страница 62: ...11 9 2005 C 8 SurePOS Installation and Service...
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Страница 68: ...Part Number 03R5994 11 9 2005 Printed in USA GA27 4309 01 1P P N 03R5994...