User manual LENOVO IDEAPAD Y550P

[. . . ] Lenovo IdeaPad Y550P User Guide V1. 0 Note Before using this information and the product it supports, be sure to read the following: · · Chapter 7. Notices on page 105. First Edition (July 2009) © Copyright Lenovo 2009. GOVERNMENT USERS ­ RESTRICTED RIGHTS: Our products and/or services are provided with RESTRICTED RIGHTS. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedule contract with Lenovo, if any, or the standard terms of this commercial license, or if the agency is unable to accept this Program under these terms, then we provide this Program under the provisions set forth in Commercial Computer Software­Restricted Rights at FAR 52. 227-19, when applicable, or under Rights in Data-General, FAR 52. 227. 14 (Alternate III). ENERGY STAR model information ENERGY STAR® is a joint program of the U. S. [. . . ] Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. Connect all power cords to a properly wired and grounded electrical outlet. Connect to properly wired outlets any equipment that will be attached to this product. Whenever possible, use one hand only to connect or disconnect signal cables. Never turn on any equipment when there is evidence of fire, water, or structural damage. Disconnect the attached power cords, battery pack, and all the cables before you open the device covers, unless instructed otherwise in the installation and configuration procedures. Safety, Use and Care Information Connect and disconnect cables as described in the following procedures when installing, moving, or opening covers on this product or attached devices. The power cord must be disconnected from the wall outlet or receptacle before installing all other electrical cables connected to your computer. The power cord may be reconnected to the wall outlet or receptacle only after all other electrical cables have been connected to the computer. 71 Chapter 7. Safety, Use and Care Information Laser compliance statement Some personal computer models are equipped from the factory with a CD or DVD drive. The drive's classification label (shown below) is on the surface of the drive. CLASS 1 LASER PRODUCT LASER KLASSE 1 LUOKAN 1 LASERLAITE APPAREIL A LASER DE CLASSE 1 KLASS 1 LASER APPARAT Example of the label 72 Chapter 7. Safety, Use and Care Information 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. 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. Removing the covers of the CD or DVD drive could result in exposure to hazardous laser radiation. Some CD and DVD drives contain an embedded Class 3A or Class 3B laser diode. Safety, Use and Care Information Danger: Laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam. Liquid crystal display (LCD) notice Attention: Mercury Information (does not apply to LED backlit models): The fluorescent lamp in the liquid crystal display contains mercury; dispose according to local, state or federal laws. The LCD is made of glass, and rough handling or dropping the computer can cause the LCD to break. [. . . ] You are advised to check the terms and conditions of those Agreements. There are methods that seem to delete the data: Move the data to the recycle bin, and then choose the Empty recycle bin command. Format your hard disk, using the software for initializing it. 125 Appendix D. Notices Using the preinstalled recovery program, bring the hard disk back to factory-ship state. [. . . ]