You are called to look at a co-workers computer. It is not powering on, no fans start, there is no sound, and no lights turn on when the power button is pushed. What should you do first?
- Replace the power supply
- Check the power cable
- Check the boot sequence in the BIOS/UEFI
- Replace the CMOS battery
Your Score:
| Hardware | |
| Networking | |
| Mobile Devices | |
| Hardware and Network Troubleshooting |
CompTIA A+ 220-901
- Hardware
- Networking
- Mobile Devices
- Hardware and Network Troubleshooting
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