Note:
See
Chapter
7,
“Parts
listing
Types
6223
and
6227,”
on
page
115
to
determine
which
components
are
replaceable
by
the
customer
(CRU),
and
which
components
must
be
replaced
by
a
field
service
technician
(FRU).
Option
Symptom
FRU/action
An
IBM
option
that
used
to
work
does
not
work
now.
1.
Verify
that
all
of
the
option
hardware
and
cable
connections
are
secure.
2.
If
the
option
comes
with
its
own
test
instructions,
use
those
instructions
to
test
the
option.
3.
If
the
failing
option
is
a
SCSI
option,
verify
that:
v
The
cables
for
all
external
SCSI
options
are
connected
correctly.
v
The
last
option
in
each
SCSI
chain,
or
the
end
of
the
SCSI
cable,
is
terminated
correctly.
v
Any
external
SCSI
option
is
turned
on.
You
must
turn
on
an
external
SCSI
option
before
turning
on
the
computer.
4.
Failing
option.
Note:
See
Chapter
7,
“Parts
listing
Types
6223
and
6227,”
on
page
115
to
determine
which
components
are
replaceable
by
the
customer
(CRU),
and
which
components
must
be
replaced
by
a
field
service
technician
(FRU).
Power
Symptom
FRU/action
The
power
switch
does
not
work
and
the
reset
button,
if
supported,
does
work.
1.
Reseat
the
connector.
2.
Power
switch
card.
3.
System
board.
The
computer
does
not
turn
on.
1.
Verify
that:
v
The
power
cables
are
properly
connected
to
the
computer.
v
The
electrical
outlet
functions
properly.
v
The
type
of
memory
installed
is
supported
by
the
computer,
and
that
functional
DIMMs
are
installed
in
slots
1
and
2.
v
If
you
just
installed
an
option,
remove
it,
and
restart
the
computer.
If
the
computer
now
turns
on,
you
might
have
installed
more
options
than
the
power
supply
supports.
2.
If
LEDs
for
microprocessors
or
VRMs
are
on,
verify
that:
a.
A
VRM
is
installed
if
a
second
microprocessor
is
present.
b.
All
microprocessors
have
the
same
speed.
3.
Override
front
panel
power
button:
a.
Disconnect
computer
power
cords.
b.
Install
a
jumper
on
the
force
power-on
jumper
(J27).
c.
Reconnect
power
cords.
If
computer
turns
on:
a.
Service
processor
(baseboard
management
controller)
error.
b.
Operator
information
card.
If
computer
does
not
turn
on:
v
System
board
4.
See
Chapter
6.
Symptom-to-FRU
index
101
Summary of Contents for IntelliStation Z Pro 6223
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