IBM 8863 Service Guide - Page 101

IBM 8863 - eServer xSeries 366 Manual

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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 Chapter 3, "Parts listing, Type 8863," on page 93 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. System-error log message Action Memory Card x removed Information only; if the message persists: Note: Make sure you re-enable the memory in the Configuration/Setup Utility program. See, "Memory problems" on page 40 1. Make sure that the memory card lever is securely latched. 2. Reseat the memory card. Multiple fan failures Replace any missing or failed fans or power supplies. OS Watchdog Triggered 1. Reconfigure the O/S watchdog timer to be a higher value. 2. Reinstall the Remote Supervisor Adapter II SlimLine device driver for the operating system. 3. Disable the O/S watchdog. 4. Check the integrity of the installed operating system. 5. Reinstall the operating system with applicable device drivers. PCI-X Card Power Good Fault 1. Reseat the Remote Supervisor Adapter II SlimLine, if present. 2. Reseat the I/O board. 3. Replace the I/O board. 4. (Trained service technician only) Replace the PCI-X board. POST Watchdog Triggered 1. Reconfigure the POST watchdog timer to be a higher value (consistent with the time it takes to complete POST). 2. Disable the POST watchdog. Power Good Fault detected by memory card. 1. Reseat the memory cards. 2. Reseat the DIMMs. 3. Reseat the microprocessor tray. 4. (Trained service technician only) Replace the power backplane. 5. (Trained service technician only) Replace the microprocessor tray. Power Supply Temperature Warning 1. Make sure that the power supply fans have good airflow and are not obstructed. 2. Make sure the room temperature is within the recommended range (see "Environment" at "Features and specifications" on page 3). 3. Replace the power supply. Power supply current exceeded max spec value 1. Install another power supply (if possible) and make sure that ac power cords are correctly connected. 2. Remove devices that consume an extraordinary amount of power. 3. Replace the power backplane. Power Supply X 12V Over Current Fault 1. Power supply 2. Power backplane Chapter 2. Diagnostics 85

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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
Chapter
3,
“Parts
listing,
Type
8863,”
on
page
93
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.
System-error
log
message
Action
Memory
Card
x
removed
Information
only;
if
the
message
persists:
Note:
Make
sure
you
re-enable
the
memory
in
the
Configuration/Setup
Utility
program.
See,
“Memory
problems”
on
page
40
1.
Make
sure
that
the
memory
card
lever
is
securely
latched.
2.
Reseat
the
memory
card.
Multiple
fan
failures
Replace
any
missing
or
failed
fans
or
power
supplies.
OS
Watchdog
Triggered
1.
Reconfigure
the
O/S
watchdog
timer
to
be
a
higher
value.
2.
Reinstall
the
Remote
Supervisor
Adapter
II
SlimLine
device
driver
for
the
operating
system.
3.
Disable
the
O/S
watchdog.
4.
Check
the
integrity
of
the
installed
operating
system.
5.
Reinstall
the
operating
system
with
applicable
device
drivers.
PCI-X
Card
Power
Good
Fault
1.
Reseat
the
Remote
Supervisor
Adapter
II
SlimLine,
if
present.
2.
Reseat
the
I/O
board.
3.
Replace
the
I/O
board.
4.
(Trained
service
technician
only)
Replace
the
PCI-X
board.
POST
Watchdog
Triggered
1.
Reconfigure
the
POST
watchdog
timer
to
be
a
higher
value
(consistent
with
the
time
it
takes
to
complete
POST).
2.
Disable
the
POST
watchdog.
Power
Good
Fault
detected
by
memory
card.
1.
Reseat
the
memory
cards.
2.
Reseat
the
DIMMs.
3.
Reseat
the
microprocessor
tray.
4.
(Trained
service
technician
only)
Replace
the
power
backplane.
5.
(Trained
service
technician
only)
Replace
the
microprocessor
tray.
Power
Supply
Temperature
Warning
1.
Make
sure
that
the
power
supply
fans
have
good
airflow
and
are
not
obstructed.
2.
Make
sure
the
room
temperature
is
within
the
recommended
range
(see
“Environment”
at
“Features
and
specifications”
on
page
3).
3.
Replace
the
power
supply.
Power
supply
current
exceeded
max
spec
value
1.
Install
another
power
supply
(if
possible)
and
make
sure
that
ac
power
cords
are
correctly
connected.
2.
Remove
devices
that
consume
an
extraordinary
amount
of
power.
3.
Replace
the
power
backplane.
Power
Supply
X
12V
Over
Current
Fault
1.
Power
supply
2.
Power
backplane
Chapter
2.
Diagnostics
85