Lenovo Yoga AIO 7 27ARH7 Manual do utilizador - Página 17

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Chapter 4. Troubleshooting, diagnostics, and recovery

This chapter provides solutions to resolve computer problems. Use the basic procedure as a starting point

for resolving computer problems.

Prerequisite

Before you start, read Generic Safety and Compliance Notices, and print the following instructions.

1. Check that:

a. The cables for all connected devices are connected correctly and securely.

b. All components have been reassembled correctly.

c. All connected devices that require ac power are connected to properly grounded and working

electrical outlets.

d. All connected devices are enabled in UEFI BIOS.

2. Use an antivirus program (if any) to see if the computer has been infected by a virus. If the program

detects a virus, remove the virus.

3. See Chapter 4 "Troubleshooting, diagnostics, and recovery" on page 11 to resolve the problem you are

experiencing, run the diagnostic program, and recover your operating system.

4. If the problem persists, contact Lenovo. See Chapter 6 "Help and support" on page 25.

Use the troubleshooting information to find solutions to problems that have definite symptoms.