Lenovo ThinkPad L520 (English) User Guide - Page 15

Electrical current safety information, Laser compliance statement

Page 15 highlights

• Airflow temperatures into the computer should not exceed 35°C (95°F). Electrical current safety information DANGER Electric current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: • Do not use your computer during a lightning storm. • Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. • Connect all power cords to a properly wired and grounded electrical outlet. • Connect to properly wired outlets any equipment that will be attached to this product. • Whenever possible, use one hand only to connect or disconnect signal cables. • Never turn on any equipment when there is evidence of fire, water, or structural damage. • 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. • Do not use you computer until all internal parts enclosures are fastened into place. Never use the computer when internal parts and circuits are exposed. 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. Laser compliance statement CAUTION: When laser products (such as CD-ROMs, DVD drives, fiber 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. © Copyright Lenovo 2012 xiii

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Airflow temperatures into the computer should not exceed 35°C (95°F).
Electrical current safety information
DANGER
Electric current from power, telephone, and communication cables is hazardous.
To avoid a shock hazard:
Do not use your computer during a lightning storm.
Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration
of this product during an electrical storm.
Connect all power cords to a properly wired and grounded electrical outlet.
Connect to properly wired outlets any equipment that will be attached to this product.
Whenever possible, use one hand only to connect or disconnect signal cables.
Never turn on any equipment when there is evidence of fire, water, or structural damage.
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.
Do not use you computer until all internal parts enclosures are fastened into place. Never use
the computer when internal parts and circuits are exposed.
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.
Laser compliance statement
CAUTION:
When laser products (such as CD-ROMs, DVD drives, fiber 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.
© Copyright Lenovo 2012
xiii