IBM ThinkPad R40, Hardware Maintenance Manual

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Laser compliance statement
Some IBM Personal Computer models are equipped from
the factory with an optical storage device such as a
CD-ROM drive or a DVD-ROM drive. They are also sold
separately as options. The drive is certified in the U.S. to
conform to the requirements of the Department of Health
and Human Services 21 Code of Federal Regulations
(DHHS 21 CFR) Subchapter J for Class 1 laser products.
Elsewhere, the drive is certified to conform to the
requirements of the International Electrotechnical
Commission (IEC) 825 and CENELEC EN 60 825 for
Class 1 laser products.
Laser compliance statement
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ThinkPad R40