Troubleshooting The suggestions in this section can help isolate and repair the cause of a problem. To ensure quality repair, HP recommends that you follow the basic troubleshooting steps shown in the illustration below. Figure 3-1. Basic Troubleshooting Steps 3-2 Troubleshooting and Diagnostics HP OmniBook XE3 Check the customer’s description of the problem and any supporting information. Try to duplicate the customer’s problem. Troubleshoot the problem using - Diagnostic tools. - Troubleshooting suggestions. Verify the repair by testing the functionality of the complete unit.