The auxiliary antenna connected to the wireless LAN or WiMAX feature is located at the top left portion
of the computer display, near the center.
3. Wireless LAN antenna (Third)
If your computer has the Multiple Input Multiple Output (MIMO) wireless LAN feature, the third wireless
antenna is located at the top center portion of the computer display.
4. Wireless LAN and WiMAX combo antenna (Main)
The main antenna connected to the wireless LAN or WiMAX feature is located at the top right side of
the computer display, near the center.
5. Wireless WAN antenna (Main)
If your computer comes with a wireless WAN feature, its main antenna is located at the top right side of
the computer display.
Locating wireless regulatory notices
For more information about the wireless regulatory notices, refer to the Regulatory Notice shipped with your
computer.
If your computer is shipped without the Regulatory Notice, you can find it on the Web site at:
http://www.lenovo.com/support
Export classification notice
This product is subject to the United States Export Administration Regulations (EAR) and has an Export
Classification Control Number (ECCN) of 4A994.b. It can be re-exported except to any of the embargoed
countries in the EAR E1 country list.
Electronic emission notices
The following information refers to ThinkPad X230 Tablet and X230i Tablet, machine type 3434, 3435, 3436,
3437, 3438, 3441, and 3442.
Federal Communications Commission Declaration of Conformity
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:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult an authorized dealer or service representative for help.
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 user's authority to operate the equipment.
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 operation.
Appendix A. Regulatory Information
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