Lenovo ThinkPad L410, Руководство по техническому обслуживанию аппаратной части

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Some models of ThinkPad Notebook are equipped from the factory with an optical storage device such
as a CD-ROM drive or a DVD-ROM drive. Such devices are also sold separately as options. If one of
these drives is installed, it 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) 60825-1 and CENELEC EN 60825-1 for Class 1 laser products.
If a CD-ROM drive, a DVD-ROM drive, or another laser device is installed, note the following:
CAUTION: Use of controls or adjustments or performance of procedures other than those specified
herein might result in hazardous radiation exposure.
Opening the CD-ROM drive, the DVD-ROM drive, or any other optical storage device could result in exposure
to hazardous laser radiation. There are no serviceable parts inside those drives.
Do not open.
A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may contain an embedded
Class 3A or Class 3B laser diode. Note the following:
DANGER
Emits visible and invisible laser radiation when open. Do not stare into the beam, do not view directly with
optical instruments, and avoid direct exposure to the beam.
Chapter 1
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Safety information
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