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If these actions do not correct the problem, run the diagnostic programs (see “Lenovo Solution Center” on
page 101 for instructions). If you need technical assistance, see Chapter 12 “Getting information, help, and
service” on page 103.
Hard disk drive problems
Select your symptom from the following list:
• “Some or all hard disk drives missing from the Setup Utility program” on page 91
• “"No Operating System Found" message or the system not starting from the correct hard disk drive”
on page 91
Some or all hard disk drives missing from the Setup Utility program
Symptom: Some or all hard disk drives missing from the Setup Utility program
Actions:
• Ensure that all hard disk drive signal cables and power cables are connected correctly. Refer to “Installing
or replacing a hard disk drive” on page 48
.
• Ensure that your computer is congured correctly to support the hard disk drives.
– If your computer is installed with ve SATA hard disk drives, ensure that the SATA hard disk drive
enablement module (one to ve hard disk drives) is installed.
– If your computer is installed with SAS hard disk drives, ensure that the SAS hard disk drive enablement
module (one to ve hard disk drives) or the LSI MegaRAID SAS adapter is installed.
If these actions do not correct the problem, run the diagnostic program Lenovo Solution Center. See “Lenovo
Solution Center” on page 101
. If you need technical assistance, see Chapter 12 “Getting information,
help, and service” on page 103.
"No Operating System Found" message or the system not starting from the correct
hard disk drive
Symptom: "No Operating System Found" message or the system not starting from the correct hard disk drive
Actions:
• Ensure that all hard disk drive signal cables and power cables are connected correctly. Refer to “Installing
or replacing a hard disk drive” on page 48.
• Ensure that the hard disk drive your computer starts from is listed as the rst startup device in the Setup
Utility program. Refer to “Selecting a startup device” on page 69.
• If you are using RAID, ensure that you have congured the hard disk drives correctly. Refer to Chapter 8
“Conguring RAID” on page 73.
Note: In rare cases, the hard disk drive with the operating system might get corrupted or damaged. In such
cases, you might need to replace the hard disk drive. Refer to “Installing or replacing a hard disk drive”
on page 48. Additionally, you might need to recover the data on the hard disk drive, or restore the hard
disk drive to the factory default state. Refer to “Using the Rescue and Recovery workspace” on page
61 for more information.
If these actions do not correct the problem, run the diagnostic program Lenovo Solution Center. See “Lenovo
Solution Center” on page 101. If you need technical assistance, see Chapter 12 “Getting information,
help, and service” on page 103
.
Chapter 11. Troubleshooting and diagnostics 91