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.

Ensure that your computer is configured correctly to support the hard disk drives.

If your computer is installed with five SATA hard disk drives, ensure that the SATA hard disk drive enablement module (one to five 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 five 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 54. If you need technical assistance, see “Lenovo Support Web site” on page 31.

“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.

Ensure that the hard disk drive your computer starts from is listed as the first startup device in the Setup Utility program. Refer to “Selecting a startup device” on page 57.

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 “Replacing the 2.5-inchsolid-state drive or hybrid hard disk drive” on page 80 and “Replacing the 3.5-inch hard disk drive or hybrid hard disk drive” on page 78.

If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see “Lenovo Support Web site” on page 31.

Keyboard, mouse, or pointing device problems

Select your symptom from the following list:

“All or some keys on the keyboard do not work” on page 42

“The mouse or pointing device does not work” on page 43

“The pointer on the screen does not move smoothly with the mouse” on page 44

“The fingerprint reader does not work” on page 44

“The wireless keyboard does not work” on page 44

All or some keys on the keyboard do not work

Symptom: All or some keys on the keyboard do not work.

Actions:

Verify that the keyboard cable is securely connected to the correct connector on the computer.

If you are using an Enhanced Performance USB keyboard and one or more of the Rapid Access buttons are the only keys that are not working, these buttons might have been disabled or have not been assigned to a function. Use the help system in the Enhanced Performance Customization Keyboard program to help diagnose problems with the Rapid Access buttons.

42ThinkCentre E73z Hardware Maintenance Manual

Page 46
Image 46
Lenovo E73Z, 10BL manual Keyboard, mouse, or pointing device problems, All or some keys on the keyboard do not work