Lenovo ThinkStation P920 Hardware Maintenance Manual page 159

Although there are no moving parts in your computer after the power cord has been disconnected, the
following warnings are required for your safety and proper Underwriters Laboratories (UL) certification.
CAUTION:
Keep fingers and other parts of your body away from hazardous, moving parts. If you suffer an injury,
seek medical care immediately.
DANGER
Disconnect all power cords from electrical outlets before removing the computer cover or any part
that has the above label attached.
To remove and install the power supply assembly, do the following:
1. Prepare your computer. See "Preparing your computer and removing the computer cover" on page 103.
2. Locate the power supply assembly. See "Computer components" on page 33.
3. Pivot the handle 1
the power supply assembly from the chassis.
Figure 98. Removing the power supply assembly
at an angle of about 90 degrees as shown. Then, pull the handle as shown to remove
.
Chapter 9 Hardware removal and installation
151