Lenovo ThinkServer RS110, Hardware Maintenance Manual

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Removing the power supply
When you remove or install the power supply, observe the following precautions.
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 remove the power supply, complete the following steps.
Note: The air deflector also functions as the backplane or back plate latch (3.5-inch
drives). In this procedure, you must lift the air deflector to access some of the
cables.
Captive screw
Rear screw
Power supply
1. Read the safety information that begins on page vii and “Installation guidelines”
on page 57.
2. Disconnect the ac power cord from the connector on the power supply.
Disconnect all external cables from the server.
3. Remove the server from the rack and remove the cover (see “Removing the
cover” on page 60).
Chapter 4. Removing and replacing server components
85