Lenovo ThinkCentre M75t Gen 2, User Manual, Page: 4 / 98

What are CRUs . . . . . . . . . . . . . . . 39
Remove or replace a CRU . . . . . . . . . . . 40
Computer cover . . . . . . . . . . . . . 40
Front bezel . . . . . . . . . . . . . . . 40
Optical drive . . . . . . . . . . . . . . 41
Drive bay assembly
. . . . . . . . . . . 43
Hard disk drive . . . . . . . . . . . . . 44
M.2 solid-state drive and heat sink
. . . . . 45
M.2 solid-state drive bracket . . . . . . . . 48
Memory module . . . . . . . . . . . . . 48
PCI-Express card . . . . . . . . . . . . 50
Coin-cell battery . . . . . . . . . . . . . 50
E-lock . . . . . . . . . . . . . . . . . 51
Power supply assembly . . . . . . . . . . 52
Chapter 8. Help and support . . . . . 55
Self-help resources . . . . . . . . . . . . . 55
Call Lenovo . . . . . . . . . . . . . . . . 56
Before you contact Lenovo . . . . . . . . 56
Lenovo Customer Support Center . . . . . . 56
Purchase additional services. . . . . . . . . . 57
Appendix A. Important safety
information . . . . . . . . . . . . . . . 59
Appendix B. Accessibility and
ergonomic information . . . . . . . . 73
Appendix C. Supplemental
information about the Ubuntu operating
system . . . . . . . . . . . . . . . . . 75
Appendix D. Compliance and TCO
Certified information . . . . . . . . . . 77
Appendix E. Notices and
trademarks . . . . . . . . . . . . . . . 89
ii
M75t Gen 2 User Guide