vary significantly. Some measurements may have been made on development-level systems and there is no guarantee that these measurements will be the same on generally available systems. Furthermore, some measurements may have been estimated through extrapolation. Actual results may vary. Users of this document should verify the applicable data for their specific environment.

Television output notice

The following notice applies to models that have the factory-installed television-output feature.

This product incorporates copyright protection technology that is protected by method claims of certain U.S. patents and other intellectual property rights owned by Macrovision Corporation and other rights owners. Use of this copyright protection technology must be authorized by Macrovision Corporation, and is intended for home and other limited viewing uses only unless otherwise authorized by Macrovision Corporation. Reverse engineering or disassembly is prohibited.

European conformance CE mark

Trademarks

The following terms are trademarks of Lenovo in the United States, other countries, or both:

Lenovo

The Lenovo logo PS/2

Rescue and Recovery ThinkStation ThinkVantage

Microsoft, Windows, and Windows Vista are trademarks of the Microsoft group of companies.

Intel, Intel Core, Pentium, and Xeon are trademarks of Intel Corporation in the

United States, other countries, or both.

Linux is a trademark of Linus Torvalds in the United States, other countries, or both.

Other company, product, or service names may be trademarks or service marks of others.

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Lenovo 4215, 4220, 4222, 4219, 4221 manual Television output notice, European conformance CE mark Trademarks