HP ProBook 630 Maintenance and Service Guide - Page 100
Network connectivity (RJ-45 jack), Network connectivity wireless (WLAN), Table 7-37
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Table 7-37 Issues, possible causes, and fixes (continued) Items Procedures (2) Touchpad 1. Ensure touchpad on/off light is not amber (disabled). Double tap to enable. 2. Verify whether touchpad device is listed in Device Manager > Mice and other pointing devices. 3. Install the latest touchpad driver. 4. Adjust touchpad settings (Control Panel > Mouse). 5. Test touchpad controller using the HP PC Hardware Diagnostics (UEFI) tool (f2> Component Tests > Mouse Test > Pointer Test & Drag and Drop Test). The following steps are for authorized service providers/technicians. 1. Check the touchpad cable for damage or a loose connection, and then reseat the touchpad cable. 2. If issue persists, replace the touchpad and verify the change. Network connectivity (RJ-45 jack) Use this information to troubleshoot network issues. Table 7-38 Issues, possible causes, and fixes Items Procedures Symptoms ● Unable to find networks (yellow bang) ● Connection dropouts ● Slow performance Possible causes Network source, cable, connection, RJ-45 (network) jack, driver, settings. Troubleshooting steps Quick Check: verify the network status lights that supposed to flash when there is network activity. Network connectivity wireless (WLAN) Use this information to troubleshoot wireless connectivity issues. Table 7-39 Issues, possible causes, and fixes Items Procedures Symptoms ● Unable to find networks (yellow bang) ● Connection dropouts ● Slow performance Possible causes Network source, cable, connection, wireless module, driver, settings. 88 Chapter 7 Troubleshooting guide
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