Lenovo ThinkPad T420si User Manual page 199

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This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment
generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the
: equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures
.
Lenovo is not responsible for any radio or television interference caused by using other than specified or recommended cables and
connectors or by unauthorized changes or modifications to this equipment. Unauthorized changes or modifications could void the
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not
cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired
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Connect the equipment into an outlet on a circuit different from that to which the receiver is connected
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. Increase the separation between the equipment and receiver
. Consult an authorized dealer or service representative for help
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ThinkPad T420s/T420si -
. Reorient or relocate the receiving antenna
. user's authority to operate the equipment
: Responsible Party
Lenovo (United States) Incorporated
Think Place - Building One
Morrisville, NC 27560
Phone Number: 919-294-5900
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