Lenovo U110 U110 Lenovo Safety and Warranty Guide V1.0 - Page 30

Lenovo SWG V1.0.book Page 22 Friday, February 29, 2008 1:39 PM These drives are 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, these drives are certified to conform to the requirements of the International Electrotechnical Commission (IEC) 60825-1 and CENELEC EN 60825-1 for Class 1 laser products. Class 1 laser products are not considered hazardous. The design of the laser system and the optical storage drive ensures that there is no exposure to laser radiation above a Class 1 level during normal operation, user maintenance, or servicing. When a CD or DVD drive is installed, note the following handling instructions. DANGER Use of controls, adjustments, or performance of procedures other than those specified herein might result in hazardous radiation exposure. Do not remove the drive covers. Removing the covers of the CD or DVD drive could result in exposure to hazardous laser radiation. There are no serviceable parts inside the CD or DVD drive. Some CD and DVD drives contain an embedded Class 3A or Class 3B laser diode. Note the following statement. 22 Lenovo IdeaPad Safety and Warranty Guide