IBM System x3250 M3 Type 4251 Installation And User Manual page 12

Statement 4:
≥ 18 kg (39.7 lb.) ≥ 32 kg (70.5 lb.) ≥ 55 kg (121.2 lb.)
CAUTION:
Use safe practices when lifting.
Statement 5:
CAUTION:
The power control button on the device and the power switch on the power
supply do not turn off the electrical current supplied to the device. The device
also might have more than one power cord. To remove all electrical current
from the device, ensure that all power cords are disconnected from the power
source.
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IBM System x3250 M3 Types 4251, 4252, and 4261: Installation and User's Guide