It seems like you are encountering an issue with the audio on your HP Pavilion dv5000 after installing Windows 7. The fact that the sound works through the headphone jack but not through the speakers indicates that the issue might be related to the audio settings or drivers. Here are some steps you can take to troubleshoot and potentially fix the audio issue on your HP Pavilion dv5000: 1. Check Audio Settings: - Right-click on the speaker icon in the taskbar and open 'Playback Devices.' - Make sure that the correct playback device (speakers) is set as the default device. 2. Update Audio Drivers: - Visit the HP support website or the device manager to check for the latest audio drivers for your HP Pavilion dv5000. Update the drivers if necessary. 3. Disable and Enable Audio Device: - In the Device Manager, locate the audio device, right-click on it, and select 'Disable.' Wait a few seconds and then right-click on it again and select 'Enable.' 4. Check Sound Enhancements: - Disable any sound enhancements that might be causing conflicts. Go to the audio settings and turn off enhancements to see if that resolves the issue. 5. Run Windows Troubleshooter: - Use the Windows troubleshooter for audio playback to automatically detect and fix common sound issues. 6. Reboot Your System: - Sometimes a simple restart can resolve software-related issues, including audio problems. 7. Check Hardware Connections: - Ensure that the speakers are properly connected to the audio output jack on the laptop. 8. System Restore: - If the issue started after a recent change or update, consider using System Restore to revert your system to a point where the audio was working correctly. If none of these steps resolve the issue, it might be a hardware problem with the speakers themselves. In that case, you may need to contact HP support or a technician for further assistance. Try these steps and let me know if you need further assistance!