Hard Disk Drive Problems; Problems With The Keyboard Or Mouse - Lenovo ThinkCentre E63z Hardware Maintenance Manual

• Ensure that when the computer is on, the fan grill is not blocked (there is air flow around the grill), and the
fans are working. If airflow is blocked or the fans are not working, the computer might overheat.
• If Small Computer System Interface (SCSI) devices are installed, ensure that the last external device in
each SCSI chain is terminated correctly. For more information, see your SCSI documentation.

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 74
• ""No Operating System Found" message or the system not starting from the correct hard disk drive"
on page 74
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 80. If you need technical assistance, see Chapter 12 "Getting information,
help, and service" on page 131.
"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
Action: 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 61.

Problems with the keyboard or mouse

This section provides solutions to keyboard-related and mouse-related problems.
The mouse does not work
Solutions:
• Connect the mouse cable to a USB connector or PS/2 mouse connector.
Note: Depending on your keyboard, integrated USB connectors might be available to be used to
connect a USB mouse.
• Install the device drivers for the mouse.
• If you are using a USB mouse, enable the USB connectors in the BIOS settings. For more information,
see "Enabling or disabling a device" on page 61.
The pointer on the screen does not move smoothly with the mouse
Solution: Clean the mouse. For more information, see "Optical mouse" on page 68.
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ThinkCentre E63z Hardware Maintenance Manual