Lenovo 2555 Personal Computer User Manual


 
Action: Run the Windows Disk Defragmenter program.
Note: Depending on the size of the hard disk drive and amount of data currently stored on the hard disk
drive, the disk defragmentation process might take up to several hours to complete.
On the Windows 7 operating system, do the following:
1. Close any programs that are currently running and close any open windows.
2. Click Start Computer.
3. Right-click your C drive entry and then click Properties.
4. Click the Tools tab.
5. Click Defragment Now, then click Continue.
6. Click Defragment Now again to start a disk-defragmentation process.
Insufcient memory
Symptom: Insufcient 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 12 “Getting
information, help, and service” on page 103. For step-by-step instructions on installing memory, see
“Installing or replacing a memory module” on page 38.
If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical
assistance, see Chapter 12 “Getting information, help, and service” on page 103.
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 71.
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 12 “Getting information, help, and
service” on page 103
.
Serial port problems
Use this information to troubleshoot the serial port and devices attached to the serial port.
Symptom: Serial port cannot be accessed.
Actions:
Chapter 11. Troubleshooting and diagnostics 99