Lenovo Converged HX Series Installation And Service Manual page 119

• Check the rear of the node to make sure there's no length difference between the two installed units. If
there's visible difference in length, it means the two units come with different wattages, and one of them
have to be replaced. Also, error message PSU_Mismatch would appear in this case.
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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Chapter 5 Removing and replacing server components
105