Lenovo ThinkCentre M80t - Page 4

Chapter 7. CRU replacement . . . . . 43
What are CRUs . . . . . . . . . . . . . . . 43
Replace a CRU . . . . . . . . . . . . . . . 44
Computer cover . . . . . . . . . . . . . 44
Front bezel . . . . . . . . . . . . . . . 45
Optical drive . . . . . . . . . . . . . . 47
Drive bay assembly . . . . . . . . . . . 48
Hard disk drive . . . . . . . . . . . . . 49
M.2 solid-state drive and heat sink . . . . . 52
M.2 solid-state drive bracket . . . . . . . . 58
Memory module . . . . . . . . . . . . . 59
PCI-Express connector cable . . . . . . . 60
PCI-Express card . . . . . . . . . . . . 61
Coin-cell battery. . . . . . . . . . . . . 63
Power supply assembly . . . . . . . . . . 64
E-lock . . . . . . . . . . . . . . . . . 65
Chapter 8. Help and support . . . . . 67
Self-help resources . . . . . . . . . . . . . 67
Call Lenovo . . . . . . . . . . . . . . . . 68
Before you contact Lenovo . . . . . . . . 68
Lenovo Customer Support Center . . . . . . 68
Purchase additional services. . . . . . . . . . 69
Appendix A. Important safety
information . . . . . . . . . . . . . . . 71
Appendix B. Accessibility and
ergonomic information . . . . . . . . 85
Appendix C. Supplemental
information about the Ubuntu operating
system . . . . . . . . . . . . . . . . . 89
Appendix D. Compliance and TCO
Certified information . . . . . . . . . . 91
Appendix E. Notices and
trademarks . . . . . . . . . . . . . . . 103
ii M70t and M80t User Guide