Trademarks
The following terms are trademarks of Lenovo in the United States, other countries or both:
Active Protection System
Lenovo
Rescue and Recovery
ThinkLight
ThinkPad
ThinkVantage
TrackPoint
Ultrabay
IBM (used under license) is trademark of the International Business Machines Corporation in the United
States, other countries, or both:
The following terms are trademarks of Microsoft Corporation in the United States, other countries, or both:
Windows
Windows Vista
The following terms are trademarks of Intel Corporation or its subsidiaries in the United States, other
countries, or both:
Intel
Intel Centrino
Intel Core
Other company, product, or service names may be the trademarks or service marks of others.
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ThinkPad T420 and T420i Hardware Maintenance Manual