Lenovo ThinkCentre Hardware Maintenance Manual page 14

v Connect to properly wired outlets any equipment that will be attached to this
v When possible, use one hand only to connect or disconnect signal cables.
v Never turn on any equipment when there is evidence of fire, water, or
v Disconnect the attached power cords, telecommunications systems, networks,
v Connect and disconnect cables as described in the following tables when
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Hardware Maintenance Manual
product.
structural damage.
and modems before you open the device covers, unless instructed otherwise
in the installation and configuration procedures.
installing, moving, or opening covers on this product or attached devices.
To Connect
1. Turn everything OFF.
2. First, attach all cables to devices.
3. Attach signal cables to connectors.
4. Attach power cords to outlet.
5. Turn device ON.
To Disconnect
1. Turn everything OFF.
2. First, remove power cords from outlet.
3. Remove signal cables from connectors.
4. Remove all cables from devices.