■Chapter 4 Troubleshooting
changes you made, try to restore all the settings to factory defaults.
Be sure all the device drivers are installed properly. For example, without the audio driver properly installed, the speakers and microphone will not work.
If external devices such as USB camera, scanner, and printer do not function correctly when connected to the system, it is usually the device’s own problem. Consult the device’s manufacturer first.
Some software programs, which have not gone through rigorous coding and testing, may cause problems during your routine use. Consult the software vendor for problem solving.
Legacy peripheral are not
Be sure to go to BIOS SETUP and load DEFAULT SETTING after BIOS
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