Lenovo ThinkAgile CP Hardware Part Replacement And Component Maintenance Procedures page 103

S002
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.
S019
CAUTION:
The power-control button on the device does not turn off the electrical current supplied to the device.
The device also might have more than one connection to dc power. To remove all electrical current
from the device, ensure that all connections to dc power are disconnected at the dc power input
terminals.
S035
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.
Before you remove a hot-swap power supply:
1. Disconnect the power cords and all external cables.
2. Identify the failed power supply. ThinkAgile CP Compute Block appliances contain two power supplies.
Note: If the amber warning LED on the node front panel is illuminated, then a power supply unit has
failed.
.
Chapter 5 Part replacement and maintenance procedures
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