CompTIA · A+ 220-1201
Mobile device hardware
A+ 220-1201 · Lesson 1 of 22 · 3:08
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In this lesson
Prepare for the CompTIA A+ Core 1 (220-1201) exam. In this lesson: battery health and replacement, swollen batteries, keyboards, memory (SODIMMs or soldered), storage (2.5-inch drives and M.2 SSDs), the SSD upgrade, wireless cards and antennas, webcams and microphones, privacy shutters, biometrics and near-field scanners, and safe repair steps. Includes three original practice questions.
Preview the topics
- A dentist wants more memory in a thin laptop, but the service manual shows no memory slot at all. What is the likely reason?
- After replacing a laptop’s screen, Brightwave’s technician notices that the Wi-Fi signal is much weaker than before. What should be checked first?
- A clinic laptop’s battery has swollen, and it now lifts the touchpad. What should the technician do?