Replacing both controllers
To non-concurrently replace both RAID Controllers, perform the following steps.
Procedure
1.
Stop all host I/O applications and power off the host servers.
2.
Use the Advanced Management Module to power off both SAS RAID
Modules.
a.
Log into the Advanced Management Module.
b.
Select
I/O Module Tasks
>
Admin/Power/Restart
.
c.
Select both I/O module bays (3 and 4).
d.
Select
Power Off Module(s)
.
e.
Click
OK
. The SAS RAID Modules are powered off.
f.
Verify that the word
Off
is displayed in the
Pwr
column. indicating that
the failed SAS RAID Modules are now powered off.
3.
Remove the failed SAS RAID Modules.
a.
Open the release handle on each SAS RAID Module (rotate the handle up)
to disengage the SAS RAID Module from the bay.
b.
Slide each SAS RAID Module out of the bay.
4.
Install the replacement SAS RAID Modules.
a.
Slide a SAS RAID Module into each bay (3 and 4).
b.
Close each release handle (rotate the handle down).
5.
Wait at least five minutes for the replacement SAS RAID Modules to come
online.
6.
Verify that the replacement SAS RAID Modules are now online.
a.
Log into the Advanced Management Module.
b.
Select
I/O Module Tasks
>
Admin/Power/Restart
.
c.
Verify that the word
On
is displayed in the
Pwr
column.
7.
Verify that the SAS RAID Modules are operating in a dual configuration
mode.
a.
Log into IBM Storage Configuration Manager.
b.
Select
BCS SAS RAID Module
>
Health
>
All Resources
.
c.
Verify that the status is
Normal (Online)
.
8.
Check the SAS Switch firmware level of each SAS RAID Module.
a.
Log into IBM Storage Configuration Manager.
b.
Select
BCS SAS RAID Module
>
Service
>
Update Firmware
.
c.
Next to
Current Device
, select the bay of the replacement SAS RAID
Module .
d.
Under
Current Firmware Bundle Level
, ensure that the type is
SAS
Switch
and make a note of the level.
e.
Next to
Current Device
, select the bay of the operational (survivor) SAS
RAID Module.
f.
Under
Current Firmware Bundle Level
, ensure that the type is
SAS
Switch
and make a note of the level.
9.
If the firmware levels are not equivalent, manually update the firmware level
of the backlevel controller (see “Updating controller firmware” on page 160).
10.
Verify that the SAS RAID Modules are operating in a dual configuration
mode.
Chapter 11. Troubleshooting and support
157
Summary of Contents for BladeCenter S SAS RAID Controller Module
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