Lenovo 4180L91 Laptop User Manual


 
DANGER
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 the 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.
Modem safety information
DANGER
For North America Type:
CAUTION:
To reduce the risk of re, use only No. 26 AWG or larger (for example, No. 24 AWG)
telecommunication line cord listed by Underwriters Laboratories (UL) or certied by the Canadian
Standards Association (CSA).
To reduce the risk of re, electrical shock, or injury when using telephone equipment, always
follow basic safety precautions as the following:
Do not connect the cable to or disconnect it from the telephone outlet on the wall during a
lightning storm.
Do not install telephone jacks in wet locations. Do not use your computer near water.
Do not touch uninsulated telephone wires or terminals unless the telephone line has been
disconnected at the network interface.
Use caution when installing or modifying telephone lines.
Do not use your computer with the telephone cable connection during an electrical storm. There
may be a remote risk of electric shock from lightning.
Do not use a telephone (other than a cordless type) during an electrical storm.
Do not use the telephone to report a gas leak in the vicinity of the leak.
Do not connect the telephone cable to the Ethernet connector.
Laser compliance statement
CAUTION:
When laser products (such as CD-ROMs, DVD drives, ber optic devices, or transmitters) are
installed, note the following:
Do not remove the covers. Removing the covers of the laser product could result in exposure to
hazardous laser radiation. There are no serviceable parts inside the device.
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