Cleaning your computer display . . . . . . . . . . . . . . 112Accessibility and comfort . . . . . . . . . . . . . . . . . 112Ergonomic information . . . . . . . . . . . . . . . . . 112What if you are traveling? . . . . . . . . . . . . . . . . 114Questions about vision? . . . . . . . . . . . . . . . . . 115Maintenance . . . . . . . . . . . . . . . . . . . . . 115General tips for maintenance . . . . . . . . . . . . . . . 115Appendix A. Warranty information . . . . . . . . . . . . 119Lenovo Limited Warranty . . . . . . . . . . . . . . . . . 119Warranty information . . . . . . . . . . . . . . . . . . 126Types of warranty service . . . . . . . . . . . . . . . . 128Suplemento de Garantía para México . . . . . . . . . . . . . . 130Appendix B. Customer Replaceable Units (CRUs) . . . . . . . 133Appendix C. Specifications . . . . . . . . . . . . . . . 137Specifications . . . . . . . . . . . . . . . . . . . . . 137Appendix D. Notices . . . . . . . . . . . . . . . . . 139Notices . . . . . . . . . . . . . . . . . . . . . . . 139Export classification notice . . . . . . . . . . . . . . . . . 141Television output notice . . . . . . . . . . . . . . . . . . 141Wireless related information . . . . . . . . . . . . . . . . . 141Wireless interoperability . . . . . . . . . . . . . . . . . 141Usage environment and your health . . . . . . . . . . . . . 143Electronic emissions notices . . . . . . . . . . . . . . . . . 143Federal Communications Commission (FCC) Statement . . . . . . . 144Industry Canada Class B emission compliance statement . . . . . . . 145vi Lenovo® IdeaPad™ S9e and S10e User Guide