IBM BladeCenter HS22V Installation And User Manual page 14

DANGER
Statement 21
CAUTION:
Hazardous energy is present when the blade is connected to the power source.
Always replace the blade cover before installing the blade.
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BladeCenter HS22V Type 7871 and 1949: Installation and User's Guide
Overloading a branch circuit is potentially a fire hazard and a shock hazard
under certain conditions. To avoid these hazards, ensure that your system
electrical requirements do not exceed branch circuit protection requirements.
Refer to the information that is provided with your device for electrical
specifications.