5. Select Create a diagnostic diskette, and follow the instructions on thescreen.6. When prompted, insert a blank, formatted diskette into the diskette drive,and follow the instructions on the screen.Note: You can also download the latest version of the diagnostic programfrom http://www.ibm.com/pc/support/ on the World Wide Web. Inthe Quick Path field, type your machine type to find the downloadablefiles specific to your computer.Running the IBM Enhanced Diagnostics disketteUse the following steps to run the IBM Enhanced Diagnostics diskette:1. Shut down the operating system, and turn off the computer.2. Insert the IBM Enhanced Diagnostics diskette into the diskette drive.3. Turn on your computer.4. Follow the instructions that are displayed on the screen. For help, press F1.5. When the program finishes, remove the diskette from the diskette drive.6. Shut down or restart your computer.Error codesThe following table includes some of the more common error codes that mightbe displayed when your computer is performing the power-on self-test (POST).v Record error codes that are displayed. If you call for service, you will beasked for the error codes.v If there are multiple error codes, always work to solve problems in the orderin which the error codes are displayed. Usually, solving the first error codewill solve succeeding ones.v If the error code is not in the following table, more in-depth troubleshootingis required.– If the operating system starts when you turn on your computer, see “IBMEnhanced Diagnostics” on page 22 to run diagnostics. Also, use AccessIBM for more information on problem solving.– If the operating system will not start, have the computer serviced.Code Description Action161 or 0250 The battery is defective. Replace the battery. See the batteryreplacement procedure in your onlineUser Guide, which is availablethrough Access IBM.Chapter 4. Troubleshooting and diagnostics 23