IBM 887022X Maintenance Manual - Page 252

error, messages, ServeRAID, procedures

Page 252 highlights

SCSI error messages Note: See Chapter 8, "Parts listing, Type 8870," on page 249 to determine which components are replaceable by the customer, and which components should be replaced by an IBM field service technician. Error message 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 powered-on before you power-on the server. 2. The cables for all external SCSI devices are connected correctly. 3. If you have attached an external SCSI device to the server, verify that the external SCSI termination is set to automatic. 4. The last device in each SCSI chain is terminated correctly. 5. The SCSI devices are configured correctly. ServeRAID (ISPR) error procedures Use the ISPR error procedures to help you solve ServeRAID problems. A complete list of error codes is listed at "ServeRAID error codes" on page 244. Note: Where the ISPR Error Procedures refer to a hard disk drive backplane, see the chapter of this publication that concerns service replaceable units. EF10 (Default ISPR) 1. No ISPR error present. 9ZXX through BZXX (SCSI bus error caused either by cables, termination, defective drives, etc.) 1. Isolate between SCSI subsystem and controller by disconnecting all hard disk drive cables from suspect card, and reboot. CAUTION: Do not press F5. Doing so changes the server's configuration. If an ISPR error is still present, perform the following actions until the error is no longer present: a. Reseat the controller b. Replace the controller Notes: a. SCSI channel cable details, if any, appear elsewhere in this publication. b. The adapter/controller detects a configuration change. Do not choose Save Changes. Instead, press F10 to bypass any options to this effect. 2. If ISPR error is EF10 after disconnecting cables: a. Identify which channel is causing the error by the second digit (Z) of the original ISPR code as indicated in the following table: 242 xSeries 445 Type 8870: Hardware Maintenance Manual and Troubleshooting Guide

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SCSI
error
messages
Note:
See
Chapter
8,
“Parts
listing,
Type
8870,”
on
page
249
to
determine
which
components
are
replaceable
by
the
customer,
and
which
components
should
be
replaced
by
an
IBM
field
service
technician.
Error
message
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
powered-on
before
you
power-on
the
server.
2.
The
cables
for
all
external
SCSI
devices
are
connected
correctly.
3.
If
you
have
attached
an
external
SCSI
device
to
the
server,
verify
that
the
external
SCSI
termination
is
set
to
automatic.
4.
The
last
device
in
each
SCSI
chain
is
terminated
correctly.
5.
The
SCSI
devices
are
configured
correctly.
ServeRAID
(ISPR)
error
procedures
Use
the
ISPR
error
procedures
to
help
you
solve
ServeRAID
problems.
A
complete
list
of
error
codes
is
listed
at
“ServeRAID
error
codes”
on
page
244.
Note:
Where
the
ISPR
Error
Procedures
refer
to
a
hard
disk
drive
backplane,
see
the
chapter
of
this
publication
that
concerns
service
replaceable
units.
EF10
(Default
ISPR)
1.
No
ISPR
error
present.
9ZXX
through
BZXX
(SCSI
bus
error
caused
either
by
cables,
termination,
defective
drives,
etc.)
1.
Isolate
between
SCSI
subsystem
and
controller
by
disconnecting
all
hard
disk
drive
cables
from
suspect
card,
and
reboot.
CAUTION:
Do
not
press
F5.
Doing
so
changes
the
server’s
configuration.
If
an
ISPR
error
is
still
present,
perform
the
following
actions
until
the
error
is
no
longer
present:
a.
Reseat
the
controller
b.
Replace
the
controller
Notes:
a.
SCSI
channel
cable
details,
if
any,
appear
elsewhere
in
this
publication.
b.
The
adapter/controller
detects
a
configuration
change.
Do
not
choose
Save
Changes
.
Instead,
press
F10
to
bypass
any
options
to
this
effect.
2.
If
ISPR
error
is
EF10
after
disconnecting
cables:
a.
Identify
which
channel
is
causing
the
error
by
the
second
digit
(Z)
of
the
original
ISPR
code
as
indicated
in
the
following
table:
242
xSeries
445
Type
8870:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide