Electrical current safety information
DANGER
Electric current from power, telephone, and communication cables is hazardous.

To avoid a shock hazard:

v Do not use your computer during a lightning storm.

v Do not connect or disconnect any cables or perform installation, maintenance, or

reconfiguration of this product during an electrical storm.

v Connect all power cords to a properly wired and grounded electrical outlet.

v Connect to properly wired outlets any equipment that will be attached to this

product.

v Whenever 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 structural

damage.

v Disconnect the attached power cords, battery pack, and all the cables before you

open the device covers, unless instructed otherwise in the installation and
configuration procedures.

v Do not use your computer until you have closed the cover. Never use the

computer when the cover is open.

v Connect and disconnect cables as described in the following procedures when

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 outlets.

5. Turn devices ON.

To disconnect:

1. Turn everything OFF.
2. First, remove power cords from outlets.
3. Remove signal cables from connectors.

4. Remove all cables from devices.

The power cord must be disconnected from the wall outlet or receptacle before

installing all other electrical cables connected to your computer.
The power cord may be reconnected to the wall outlet or receptacle only after all

other electrical cables have been connected to the computer.

12 Lenovo 3000 Safety and Warranty Guide