CompTIA · A+ 220-1201
Troubleshooting hardware and drives
A+ 220-1201 · Lesson 20 of 22 · 2:17:50
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In this lesson
Prepare for the CompTIA A+ Core 1 (220-1201) exam. In this lesson: POST beeps, blank and crash screens, application crashes, the CMOS battery, no power, overheating, shutdowns, burning smells, swollen capacitors, noise, drive LEDs, grinding and clicking, S.M.A.R.T. warnings, boot device errors, data loss, degraded and missing arrays, missing drives, and low IOPS. Includes three original practice questions.
Preview the topics
- A workstation powers on with its fans spinning, but it beeps in a pattern and shows nothing on screen. What should the technician do first?
- The archive server’s RAID 5 array is beeping, and one drive bay shows an amber light. What should the technician do?
- A workstation’s hard drive makes clicking sounds, and S.M.A.R.T. reports errors. What should the technician do first?