Lenovo Legion Tower 5i User Manual page 42

The power supply might be very hot. Before you open the computer cover, turn off the computer and wait
several minutes until the computer is cool.
Replacement procedure
1. Remove the power cord. See "Power cord" on page 24.
2. Remove the left side cover and right side cover. See "Left side cover and right side cover" on page 24.
3. Remove the power cables from the system board.
4. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay
it down so that the left side cover is against the surface and the right side cover is facing up.
5. Remove the screws from the bottom of the computer case.
6. Remove the mounting bracket.
7. Remove the power supply assembly mounting screws from the rear of the computer case.
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User Guide