User's Guide
Table Of Contents
Chapter 8. Help and support . . . . . 67
Frequently asked questions . . . . . . . . . . 67
Error messages . . . . . . . . . . . . . . . 68
Beep errors . . . . . . . . . . . . . . . . 69
Self-help resources . . . . . . . . . . . . . 70
Call Lenovo . . . . . . . . . . . . . . . . 71
Before you contact Lenovo . . . . . . . . 71
Lenovo Customer Support Center . . . . . . 71
Purchase additional services. . . . . . . . . . 72
Appendix A. Important safety
information . . . . . . . . . . . . . . . 73
Appendix B. Accessibility and ergonomic
information . . . . . . . . . . . . . . . 87
Appendix C. Supplemental
information about the Ubuntu operating
system . . . . . . . . . . . . . . . . . 91
Appendix D. Compliance
information . . . . . . . . . . . . . . . 93
Appendix E. Notices and
trademarks . . . . . . . . . . . . . . . 107
ii L13 and L13 YogaUser Guide