IBM 8862 Hardware Maintenance Manual - Page 143

other, listed, Attention

Page 143 highlights

controllers have 2 channels. ServeRAID-5i controllers have no channels. The ServeRAID-5i uses the channel connectors of the onboard integrated SCSI controller. SCSI channel code (z) 1 2 3 4 5 6 7 8 9 A B C D E F Descriptions Channel 1 Channel 2 Channel 1 and 2 Channel 3 Channel 1 and 3 Channel 2 and 3 Channel 1, 2, and 3 Channel 4 Channel 1 and 4 Channel 2 and 4 Channel 1, 2, and 4 Channel 3 and 4 Channel 1, 3, and 4 Channel 2, 3, and 4 Channel 1, 2, 3, and 4 b. Confirm that the channels identified from the error in step 2a on page 132 are the cause of the error by verifying that the error presents itself only when the offending channel is reconnected. c. Check termination of identified channel. Note: SCSI channel termination details, if any, appear elsewhere in this publication. d. Check for proper backplane jumper configuration. Note: SCSI channel jumper details, if any, appear elsewhere in this publication. e. Check for proper cabling configuration in systems that use hard disk drive status cables. Reconnect all cables removed in step 1 on page 132. f. Disconnect one drive at a time attached to the channel identified in step 2a on page 132; then, restart to determine which drive is causing the error. g. Replace hard disk drive cable. h. Replace hard disk drive backplane. FFFF or other code not listed 1. Place download jumpers on the controller and try to flash the firmware code to the card. 2. Isolate between SCSI subsystem and controller by disconnecting all hard disk drive cables attached to the suspect card, and restart. Attention: Do not press F5. Doing so changes the server configuration. If ISPR code is EF10 after disconnecting cables, follow these steps until the error is eliminated: Chapter 6. Symptom-to-FRU index 133

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controllers
have
2
channels.
ServeRAID-5i
controllers
have
no
channels.
The
ServeRAID-5i
uses
the
channel
connectors
of
the
onboard
integrated
SCSI
controller.
SCSI
channel
code
(z)
Descriptions
1
Channel
1
2
Channel
2
3
Channel
1
and
2
4
Channel
3
5
Channel
1
and
3
6
Channel
2
and
3
7
Channel
1,
2,
and
3
8
Channel
4
9
Channel
1
and
4
A
Channel
2
and
4
B
Channel
1,
2,
and
4
C
Channel
3
and
4
D
Channel
1,
3,
and
4
E
Channel
2,
3,
and
4
F
Channel
1,
2,
3,
and
4
b.
Confirm
that
the
channels
identified
from
the
error
in
step
2a
on
page
132
are
the
cause
of
the
error
by
verifying
that
the
error
presents
itself
only
when
the
offending
channel
is
reconnected.
c.
Check
termination
of
identified
channel.
Note:
SCSI
channel
termination
details,
if
any,
appear
elsewhere
in
this
publication.
d.
Check
for
proper
backplane
jumper
configuration.
Note:
SCSI
channel
jumper
details,
if
any,
appear
elsewhere
in
this
publication.
e.
Check
for
proper
cabling
configuration
in
systems
that
use
hard
disk
drive
status
cables.
Reconnect
all
cables
removed
in
step
1
on
page
132.
f.
Disconnect
one
drive
at
a
time
attached
to
the
channel
identified
in
step
2a
on
page
132;
then,
restart
to
determine
which
drive
is
causing
the
error.
g.
Replace
hard
disk
drive
cable.
h.
Replace
hard
disk
drive
backplane.
FFFF
or
other
code
not
listed
1.
Place
download
jumpers
on
the
controller
and
try
to
flash
the
firmware
code
to
the
card.
2.
Isolate
between
SCSI
subsystem
and
controller
by
disconnecting
all
hard
disk
drive
cables
attached
to
the
suspect
card,
and
restart.
Attention:
Do
not
press
F5.
Doing
so
changes
the
server
configuration.
If
ISPR
code
is
EF10
after
disconnecting
cables,
follow
these
steps
until
the
error
is
eliminated:
Chapter
6.
Symptom-to-FRU
index
133