IBM 8874 Installation Guide - Page 91

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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. Lit light path diagnostics LED with the system-error LED also lit Description Action MEM Memory failure. Note: The error LED on the memory card is also lit. 1. Remove the memory card with the lit error LED on the top of the card; then, press the light path button on the memory card to identify the failed card or DIMM. 2. Reseat the DIMM. 3. Replace the following components one at a time, in the order shown, restarting the server each time: a. Memory card b. DIMM c. (Trained service technician only) Microprocessor tray NMI A hardware error has been reported 1. See the BMC log and the system-error log. to the operating system. Note: The PCI or MEM LED might 2. If the PCI LED is lit, follow the instructions for that also be lit. LED. 3. If the MEM LED is lit, follow the instructions for that LED. 4. Restart the server. PCI A PCI adapter has failed. 1. See the BMC log or the system-error log. Note: The error LED next to the failing adapter on the PCI-X board is 2. Reseat the following components: also lit. a. Failing adapter 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. SP There is a fault in the Remote 1. Reseat the Remote Supervisor Adapter II SlimLine. Supervisor Adapter II SlimLine. 2. Update the firmware for the Remote Supervisor Adapter II SlimLine. 3. Replace the Remote Supervisor Adapter II SlimLine. DASD A hard disk drive has failed or has been removed. Note: The error LED on the failing hard disk drive is also lit. 1. Reinstall the removed drive. 2. Reseat the following components: a. Failing hard disk drive b. SAS hard disk drive backplane c. SAS 6x cable d. I/O board 3. Replace the components listed in step 2 one at a time, in the order shown, restarting the server each time. Chapter 6. Solving problems 79

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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.
Lit
light
path
diagnostics
LED
with
the
system-error
LED
also
lit
Description
Action
MEM
Memory
failure.
Note:
The
error
LED
on
the
memory
card
is
also
lit.
1.
Remove
the
memory
card
with
the
lit
error
LED
on
the
top
of
the
card;
then,
press
the
light
path
button
on
the
memory
card
to
identify
the
failed
card
or
DIMM.
2.
Reseat
the
DIMM.
3.
Replace
the
following
components
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time:
a.
Memory
card
b.
DIMM
c.
(Trained
service
technician
only)
Microprocessor
tray
NMI
A
hardware
error
has
been
reported
to
the
operating
system.
Note:
The
PCI
or
MEM
LED
might
also
be
lit.
1.
See
the
BMC
log
and
the
system-error
log.
2.
If
the
PCI
LED
is
lit,
follow
the
instructions
for
that
LED.
3.
If
the
MEM
LED
is
lit,
follow
the
instructions
for
that
LED.
4.
Restart
the
server.
PCI
A
PCI
adapter
has
failed.
Note:
The
error
LED
next
to
the
failing
adapter
on
the
PCI-X
board
is
also
lit.
1.
See
the
BMC
log
or
the
system-error
log.
2.
Reseat
the
following
components:
a.
Failing
adapter
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.
SP
There
is
a
fault
in
the
Remote
Supervisor
Adapter
II
SlimLine.
1.
Reseat
the
Remote
Supervisor
Adapter
II
SlimLine.
2.
Update
the
firmware
for
the
Remote
Supervisor
Adapter
II
SlimLine.
3.
Replace
the
Remote
Supervisor
Adapter
II
SlimLine.
DASD
A
hard
disk
drive
has
failed
or
has
been
removed.
Note:
The
error
LED
on
the
failing
hard
disk
drive
is
also
lit.
1.
Reinstall
the
removed
drive.
2.
Reseat
the
following
components:
a.
Failing
hard
disk
drive
b.
SAS
hard
disk
drive
backplane
c.
SAS
6x
cable
d.
I/O
board
3.
Replace
the
components
listed
in
step
2
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
Chapter
6.
Solving
problems
79