Lenovo ThinkCentre M820z User Manual And Hardware Maintenance Manual page 33

Energy star machine types: 10sc, 10sd, 10y7, and 10y8
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Hazardous voltage, current, and energy levels are present inside any component that has this label
attached. There are no serviceable parts inside these components. If you suspect a problem with one
of these parts, contact a service technician.
1. Remove the computer stand. See "Replacing the computer stand" on page 16.
2. Remove the computer cover. See "Removing the computer cover" on page 18.
3. Remove the side I/O bezel. See "Replacing the side I/O bezel" on page 25.
4. Remove the system board shield. See "Replacing the system board shield" on page 26.
5. Remove the VESA mount bracket. See "Replacing the VESA mount bracket" on page 27.
6. Disconnect the power supply assembly cable from the system board.
7. Replace the power supply assembly.
Figure 38. Removing the power cord connector
Figure 39. Removing the power supply assembly
.
Chapter 4
Replacing hardware
29

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