Lenovo ThinkCentre M51 Hardware Maintenance Manual - Page 17

Do not place any object weighing more than 82 kg 180 lbs. on top of, rack-mounted devices.

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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. 2 1 CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) on top of rack-mounted devices. Chapter 2. Safety information 11

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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.
1
2
CAUTION:
Do not place any object weighing more than 82 kg (180 lbs.) on top of
rack-mounted devices.
Chapter 2. Safety information
11