Lenovo ThinkStation P5 Hardware Maintenance Manual page 88

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.
For access, do the following:
1. Remove the side panel. See "Side panel" on page 52.
Removal steps
• For 1000–watt power supply assembly:
• For 750–Watt power supply assembly:
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ThinkStation P5 Hardware Maintenance Manual