IBM 8649 Hardware Maintenance Manual - Page 124

Service, processor, error, codes, Temperature, messages

Page 124 highlights

Service processor error codes When viewed from POST, Remote Supervisor Adapter error codes will appear in hexadecimal form (generally beginning with A2, A3, A4, A5, A6, A7, AD, AE, or E1). However, when viewed from the System Error Log, the messages will appear as text. To determine a possible error condition for the service processor, see the System Error Log (see "Viewing error logs from diagnostic programs" on page 22). SCSI error codes Error code All SCSI Errors One or more of the following might be causing the problem: v A failing SCSI device (adapter, drive, controller) v An improper SCSI configuration or SCSI termination jumper setting v Duplicate SCSI IDs in the same SCSI chain v A missing or improperly installed SCSI terminator v A defective SCSI terminator v An improperly installed cable v A defective cable FRU/action 1. External SCSI devices must be turned on before you turn on the server. 2. Make sure that the cables for all external SCSI devices are connected correctly. 3. If you have attached an external SCSI device to the server, make sure the external SCSI termination is set to automatic. 4. Make sure that the last device in each SCSI chain is terminated correctly. 5. Make sure that the SCSI devices are configured correctly. Temperature error messages Note: See "System replaceable units" on page 122 to determine which components should be replaced by a field service technician. Message Action DASD Over Temperature (level-critical; direct access storage device bay x was over temperature) Ensure that the system is being properly cooled; see "System reliability considerations" on page 33 DASD Over recommended Temperature (sensor x) (level-warning; DASD bay x had over temperature condition) Ensure that the system is being properly cooled; see "System reliability considerations" on page 33 DASD under recommended temperature (sensor x) (level-warning; direct access storage device bay x had under temperature condition) Ambient temperature must be within normal operating specifications; see "Features and specifications" on page 3 DASD Over Temperature (level-critical; sensor for DASD1 reported temperature over recommended range) Ensure that the system is being properly cooled; see "System reliability considerations" on page 33 Power supply x Temperature Fault (level-critical; power supply x had over temperature condition) 1. Ensure system is being properly cooled; see "System reliability considerations" on page 33 2. Replace power supply x System board is over recommended temperature (level-warning; system board is over recommended temperature) 1. Ensure system is being properly cooled; see "System reliability considerations" on page 33 2. Replace the system board. 114 IBM xSeries 225 Types 8649: Hardware Maintenance Manual and Troubleshooting Guide

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Service
processor
error
codes
When
viewed
from
POST,
Remote
Supervisor
Adapter
error
codes
will
appear
in
hexadecimal
form
(generally
beginning
with
A2,
A3,
A4,
A5,
A6,
A7,
AD,
AE,
or
E1).
However,
when
viewed
from
the
System
Error
Log,
the
messages
will
appear
as
text.
To
determine
a
possible
error
condition
for
the
service
processor,
see
the
System
Error
Log
(see
“Viewing
error
logs
from
diagnostic
programs”
on
page
22).
SCSI
error
codes
Error
code
FRU/action
All
SCSI
Errors
One
or
more
of
the
following
might
be
causing
the
problem:
v
A
failing
SCSI
device
(adapter,
drive,
controller)
v
An
improper
SCSI
configuration
or
SCSI
termination
jumper
setting
v
Duplicate
SCSI
IDs
in
the
same
SCSI
chain
v
A
missing
or
improperly
installed
SCSI
terminator
v
A
defective
SCSI
terminator
v
An
improperly
installed
cable
v
A
defective
cable
1.
External
SCSI
devices
must
be
turned
on
before
you
turn
on
the
server.
2.
Make
sure
that
the
cables
for
all
external
SCSI
devices
are
connected
correctly.
3.
If
you
have
attached
an
external
SCSI
device
to
the
server,
make
sure
the
external
SCSI
termination
is
set
to
automatic.
4.
Make
sure
that
the
last
device
in
each
SCSI
chain
is
terminated
correctly.
5.
Make
sure
that
the
SCSI
devices
are
configured
correctly.
Temperature
error
messages
Note:
See
“System
replaceable
units”
on
page
122
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
Message
Action
DASD
Over
Temperature
(level-critical;
direct
access
storage
device
bay
x
was
over
temperature)
Ensure
that
the
system
is
being
properly
cooled;
see
“System
reliability
considerations”
on
page
33
DASD
Over
recommended
Temperature
(sensor
x
)
(level-warning;
DASD
bay
x
had
over
temperature
condition)
Ensure
that
the
system
is
being
properly
cooled;
see
“System
reliability
considerations”
on
page
33
DASD
under
recommended
temperature
(sensor
x
)
(level-warning;
direct
access
storage
device
bay
x
had
under
temperature
condition)
Ambient
temperature
must
be
within
normal
operating
specifications;
see
“Features
and
specifications”
on
page
3
DASD
Over
Temperature
(level-critical;
sensor
for
DASD1
reported
temperature
over
recommended
range)
Ensure
that
the
system
is
being
properly
cooled;
see
“System
reliability
considerations”
on
page
33
Power
supply
x
Temperature
Fault
(level-critical;
power
supply
x
had
over
temperature
condition)
1.
Ensure
system
is
being
properly
cooled;
see
“System
reliability
considerations”
on
page
33
2.
Replace
power
supply
x
System
board
is
over
recommended
temperature
(level-warning;
system
board
is
over
recommended
temperature)
1.
Ensure
system
is
being
properly
cooled;
see
“System
reliability
considerations”
on
page
33
2.
Replace
the
system
board.
114
IBM
xSeries
225
Types
8649:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide