Hard Disk Drive Problems - Lenovo BladeCenter HS23 7875 Problem Determination And Service Manual

• See Chapter 3 "Parts listing" on page 29 to determine which components are consumable, structural, or CRU
parts.
• If an action step is preceded by "(Trained technician only)," that step must be performed only by a trained
technician.
Symptom
A cover lock is broken, an LED
is not working, or a similar
problem has occurred.
The server is hung while the
screen is on. Cannot start the
Setup utility by pressing F1.

Hard disk drive problems

Use this information to resolve hard disk drive problems.
IBM updates the support website with the latest tips and techniques that you can use to resolve any
problems. Go to the BladeCenter support search website at http://www.ibm.com/supportportal/ to see if any
service bulletins have been generated. In the Search field, type 7875, retain tip, and chassis.
Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See Chapter 3 "Parts listing" on page 29 to determine which components are consumable, structural, or CRU
parts.
• If an action step is preceded by "(Trained technician only)," that step must be performed only by a trained
technician.
Symptom
Not all storage drives are
recognized by the Fixed Disk
or SAS Attached Disk
diagnostic test.
The blade server stops
responding during the Fixed
Disk or SAS Attached Disk
diagnostic test.
A storage drive passes the
Fixed Disk or SAS Attached
Disk diagnostics test, but the
problem remains.
Action
If the part is a CRU, replace it - See "Removing and replacing Tier 1 customer
replaceable units (CRUs)" on page 41 or "Removing and replacing Tier 2 customer
replaceable units (CRUs)" on page 58 to replace the failed component. Some tier 2
CRU parts must be replaced by a trained technician.
1. See "Nx boot failure" on page 258 for more information.
2. See "Recovering from a UEFI update failure" on page 254 for more information.
Action
1. Remove the storage drive that is indicated by the diagnostic tests. See Chapter
4 "Removing and replacing blade server components" on page 37.
2. Run the SAS Fixed Disk or SAS Attached Disk diagnostic test again. See
"Diagnostic tools overview" on page 78.
3. If the Fixed Disk or SAS Attached Disk diagnostic test runs successfully,
replace the storage drive that you removed with a new one. See Chapter 4
"Removing and replacing blade server components" on page 37.
1. Remove the storage drive that was being tested when the blade server stopped
responding. See Chapter 4 "Removing and replacing blade server components"
on page 37.
2. Run the SAS Fixed Disk or SAS Attached Disk diagnostic test again (see
"Diagnostic tools overview" on page 78).
3. If the Fixed Disk or SAS Attached Disk diagnostic test runs successfully, replace
the storage drive that you removed with a new one. See Chapter 4 "Removing
and replacing blade server components" on page 37.
1. Run the SAS Fixed Disk or SAS Attached Disk diagnostic test again. See
"Diagnostic tools overview" on page 78.
2. If the Fixed Disk or SAS Attached Disk diagnostic test runs successfully but the
storage drive continues to have a problem, replace the drive with a new one.
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Chapter 5 Diagnostics