User's Manual

3. Users are requested to follow the RF Safety instructions on wireless option devices that are included
in the user’s manual of each RF option device.
Caution: To comply with FCC RF exposure compliance requirements, a separation distance of at least
20 cm (8 inches) must be maintained between the antenna for the integrated Wireless LAN Mini-PCI
Card built in to the screen section and all persons.
FCC ID: ANO20020302R1L
Note: IBM Dual-Band 11a/b Wi-Fi Wireless Mini PCI Adapter implements transmission diversity
function. The function does not emit radio frequencies simultaneously from both antennas. One of
the antennas is selected automatically or manually (by users) to have good quality of
radiocommunication.
iii) Radio Frequency interference requirements
v This device is restricted to indoor use due to its operation in the 5.15 to 5.25 GHz frequency range.
FCC requires this product to be used indoors for the frequency range 5.15 to 5.25 GHz to reduce the
potential for harmful interference to co-channel Mobile Satellite systems.
v High power radar are allocated as primary users of the 5.25 to 5.35 GHz and 5.65 to 5.85 GHz bands.
These radar stations can cause interference with and/or damage this device.
v An improper installation or unauthorized use may cause harmful interference to radio
communications. Also any tampering of the internal antenna will void the FCC certification and your
warranty. Refer to the “Appendix D. Notices, Electronic emission notices” of the ThinkPad T40 Series
Service and Troubleshooting Guide for more detail.
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