CompTIA A+ 220-1001: Troubleshooting

Computer peripherals and mobile devices have similar troubleshooting workflows. Knowing how devices should work and troubleshooting common problems—part of maintenance—are important when preparing for exam CompTIA A+ 220-1001. Through this course learn to troubleshoot post beeps codes basic input/output system (BIOS) time settings and booting to an incorrect device; to resolve issues relating to power such as overheating smoke and a burning smell; to troubleshoot common hard drive issues such as read/write slow performance failure to book drive not recognized and OS not found. Next learn to investigate Redundant Array of Independent Disks (RAID) issues and failure conditions; to use self-monitoring analysis and reporting technology (S.M.A.R.T) error technology; how to fix video or display issues such as dead pixels artifacts color patterns dim image flickering distortion; to troubleshoot issues with display batteries power indicator lights connectivity touchscreen performance and GPS. Other issues: common wired and wireless network problems such as limited connectivity and unavailable resources such as the Internet printers e-mail Internet Protocol (IP) conflict transfer speeds and service set identifier (SSID) not found