6. Click
Defragment Now
again to start a disk-defragmentation process.
On the Windows 8 or Windows 8.1 operating system, do the following:
1. Close any programs that are currently running and close any open windows.
2. On Windows 8, open File Explorer and click
Computer
. On Windows 8.1, open File Explorer.
3. Right-click your C drive entry and then click
Properties
.
4. Click the
Tools
tab and then click
Optimize
.
5. Click
Optimize
in the Optimize Drives window that is displayed to start a disk-defragmentation process.
Insufficient memory
Symptom: Insufficient memory
In general, the more memory that is installed, the better the Windows operating system runs.
Action: Install additional memory. For information about purchasing memory, see Chapter 11 “Getting
information, help, and service” on page 117. For step-by-step instructions on installing memory, see
“Installing or replacing a memory module” on page 49.
If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical
assistance, see Chapter 11 “Getting information, help, and service” on page 117.
Printer problems
Symptom: The printer does not work.
Actions: Verify that:
1. The printer is turned on and is online.
2. Paper is loaded correctly.
3. The printer signal cable is securely connected to the correct parallel, serial, or USB connector on the
computer.
Note:
Non-IEEE-approved printer signal cables might cause unpredictable problems.
1. Any device drivers and other software that came with the printer are correctly installed.
2. You have assigned the printer port correctly in your operating system, application program, or BIOS
settings. For more information about BIOS settings, see Chapter 7 “Using the Setup Utility program”
on page 85.
If the problem persists, run the tests described in the documentation that comes with your printer. If you
cannot correct the problem, have the computer serviced. See Chapter 11 “Getting information, help, and
service” on page 117.
Serial connector problems
Use this information to troubleshoot the serial connector and devices attached to the serial connector.
Symptom: Serial connector cannot be accessed.
Actions:
• Make sure the serial cable is securely connected to the serial connector on the computer and to the serial
device. If the serial device has its own power cord, make sure it is attached to a properly grounded
electrical outlet.
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ThinkCentre M93z User Guide
Summary of Contents for ThinkCentre M93z 10AC
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