IBM Power System 9040-MR9 Manual page 34

DANGER: Multiple power cords. The product might be equipped with multiple AC power
cords or multiple DC power cables. To remove all hazardous voltages, disconnect all power
cords and power cables. (L003)
5. Continue with step "9" on page 21.
6. To prepare the system to remove a drive by using the AIX operating system, complete the following
steps:
a) Log in as root user.
b) Type diag at the command line and then press Enter.
c) On the Diagnostic Operating Instructions display, press Enter to continue.
d) On the Function Selection display, select Task Selection > RAID Array Manager > IBM SAS Disk
Array Manager > Diagnostics and Recovery Options > SCSI and SCSI RAID Hot Plug Manager.
e) Identify the location of the drive to be removed by selecting Identify a Device Attached to an
SCSI Hot Swap Enclosure Device.
f) Choose the slot corresponding to the drive, and then press Enter.
Notes: If the device is in use and cannot be removed, complete the following actions:
• Ensure that the device is not in use and that the device can be unconfigured.
• If the device is in a Raid array that will go to a failed state when you remove the drive, the array
must be deleted first. See Deleting a disk array (www.ibm.com/support/knowledgecenter/
POWER9/p9ebj/sasdeletingasasdiskarray.htm).
• If the drive you are removing is mirrored, you will need to break the mirror before you remove
the drive. Contact your system administrator for assistance.
g) Verify that the identify LED for the slot is flashing rapidly, and record the location of the drive.
h) Press Enter to stop the LED from flashing and continue.
i) Prepare to remove the drive by pressing F3 to return to the SCSI and SCSI RAID Hot Plug
Manager display.
j) Select Replace/Remove a Device Attached to an SCSI Hot Swap Enclosure Device.
k) Select the drive that you want to remove and press Enter.
Follow the on-screen prompts.
7. Continue with step "9" on page 21.
8. To prepare the system to remove a drive by using the Linux operating system, complete the following
steps:
a) Log in as root user.
b) Type iprconfig on the command line of the Linux session, and then press Enter.
The IBM Power RAID Configuration Utility display is shown.
c) Select Analyze log > View most recent ipr error messages.
d) Find the entry in the log file for the drive you want to replace.
e) Record the location information for the drive.
Note: The location information is in either of the following forms:
20 Power Systems: Disk drives or solid-state drives