Lenovo BladeCenter HS22 Installation And User Manual page 10

Statement 33
CAUTION:
This device does not provide a power control button. Removing power supply modules or turning
off the server blades does 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.
Rack Safety Information, Statement 2
DANGER
• Always lower the leveling pads on the rack cabinet.
• Always install stabilizer brackets on the rack cabinet.
• Always install servers and optional devices starting from the bottom of the rack cabinet.
• Always install the heaviest devices in the bottom of the rack cabinet.
UL regulatory information
This device is for use only with supported blade chassis.
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BladeCenter HS22 Blade ServerInstallation and User's Guide