External optical drive . . . . . . . . . . . 40
VESA mount bracket . . . . . . . . . . . 42
Dust shield . . . . . . . . . . . . . . . 43
Computer cover . . . . . . . . . . . . . 45
Rear Wi-Fi antenna. . . . . . . . . . . . 46
Internal speaker . . . . . . . . . . . . . 47
System fan . . . . . . . . . . . . . . . 48
Coin-cell battery. . . . . . . . . . . . . 49
Storage drive . . . . . . . . . . . . . . 51
Wi-Fi card . . . . . . . . . . . . . . . 53
Bottom cover . . . . . . . . . . . . . . 55
Memory module . . . . . . . . . . . . . 56
M.2 solid-state drive . . . . . . . . . . . 57
Chapter 8. Help and support . . . . . 61
Self-help resources . . . . . . . . . . . . . 61
Call Lenovo . . . . . . . . . . . . . . . . 62
Before you contact Lenovo . . . . . . . . 62
Lenovo Customer Support Center . . . . . . 62
Purchase additional services. . . . . . . . . . 63
Appendix A. Important safety
information . . . . . . . . . . . . . . . 65
Appendix B. Accessibility and
ergonomic information . . . . . . . . 79
Appendix C. Supplemental
information about the Ubuntu operating
system . . . . . . . . . . . . . . . . . 83
Appendix D. Compliance and TCO
Certified information . . . . . . . . . . 85
Appendix E. Notices and
trademarks . . . . . . . . . . . . . . . 97
ii M70q and M80q User Guide