Lenovo thinksystem SR630 Maintenance Manual page 127

• If you are replacing the existing power supply with a new power supply of different wattage, attach the
power rating label that comes with this option onto the existing label on the top cover near the power
supply.
Figure 117. Hot-swap power supply label on the cover
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CAUTION:
Never remove the cover on a power supply or any part that has this label attached.
Hazardous voltage, current, and energy levels are present inside any component that has this label
attached. There are no serviceable parts inside these components. If you suspect a problem with one
of these parts, contact a service technician.
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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 that is 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 3 Hardware replacement procedures
119