Replacing the disk drive using IBM i
Use this procedure to remove and replace a disk drive concurrently with IBM i.
1. Access the unit by:
a. Open the front rack door.
b. Loosen the thumbscrew (A) on the right side of the cover.
c. Slide the cover to the right and remove it from the system unit slot (B).
2. To recover any data that might be lost when a disk drive is replaced, you must know if the disk
drive has data protection.
Do you know the protection status of the disk drive to be removed?
No: Continue with the next step.
Yes: If the disk drive is mirrored, record the status of both disk drives in the mirrored pair and
go to step 6 on page 85. If the disk drive is parity protected, go to step 4 on page 85.
3. Determine the protection status of the disk drive to be removed:
a. Sign on the operator console with at least service level authority.
b. Type strsst on the command line of the IBM i session and press Enter.
c. Type your service tools user ID and service tools password on the Start Service Tools (STRSST)
Sign On display. Press Enter.
d. Select Work with disk units from the System Service Tools (SST) display. Press Enter.
e. Select Display Disk Configuration from the Work with Disk Units display. Press Enter.
f. Select Display Disk Configuration Status from the Display Disk Configuration display. Press
Enter.
A list of each auxiliary storage pool (ASP) displays, showing the disk drives that are members of
the ASPs.
g. Is the status of the failing disk drive Mirrored?
No: Continue with the next step.
Yes: Record the status of both disk drives in the mirrored pair and continue at step 6 on page
85.
84
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