HP SR2010NX manual Power, Performance

Power (continued)

Symptom

PC date and time display is incorrect.

Possible solution

The real-time clock (RTC) battery may need to be replaced. Battery life is approximately seven years.

Before replacing the battery, try resetting the date and time in your operating system by using the Control Panel. If the problem persists, replace the battery. See the Upgrading and Servicing Guide for replacement instructions.

Performance

Symptom

Applications and files take longer to open or respond.

Possible solution

If you created multiple user accounts on your PC, make sure other users are not logged in. If there are multiple users logged in at one time, system resources must be shared among the multiple users.

Run the Disk Cleanup program to delete unwanted files (including temporary Internet files, installed components and programs that you no longer use, and files in the Recycle Bin) from your hard disk drive:

1Click Start, All Programs, Accessories, System Tools, and then click Disk Cleanup.

2Select the drive on which you want to perform the cleanup.

3Choose the files to delete by placing a check mark in the check box next to the file types listed.

4Click OK, and then click Yes to permanently delete the files.

Run the Disk Defragmenter program to group fragmented files together on your hard disk drive and improve performance. This does not affect the location of files and folders on your PC.

NOTE: The Disk Defragmenter program may take a long time to complete. It is a good idea to run it overnight.

To run the Disk Defragmenter program:

1Open the Windows Task Manager by pressing the Ctrl key, the Alt key, and the Delete key at the same time.

2On the Applications tab, select all the programs that are listed, and then click End Task.

3Click Start, choose All Programs, Accessories, System Tools, and then click Disk Defragmenter.

4In the Volume column, select the hard disk drive you want to defragment (typically C:), and then click Defragment.

Remove unused programs:

1Click Start, and then click Control Panel.

2Double-click the Add or Remove Programs icon. The Add or Remove Programs window opens.

3Select the program you wish to remove and click the Change/Remove or the Remove button.

Follow the onscreen instructions.

PC Troubleshooting and Maintenance Guide 13