Lenovo HX3510-G Installation And Service Manual page 194

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.
Statement 8
CAUTION:
Never remove the cover on a power supply or any part that has the following 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.
To install a power supply, complete the following steps:
Step 1. Read the safety information that begins on "Safety" on page v and "Removing and replacing
guidelines" on page 101.
Step 2. Touch the static-protective package that contains the hot-swap power supply to any unpainted
metal surface on the server; then, remove the power supply from the package and place it on
a static-protective surface.
Step 3. If you are installing a hot-swap power supply into an empty bay, remove the power-supply filler
from the power-supply bay.
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HX3510-G, HX5510, HX5510-C, HX7510 Installation and Service Guide