Lenovo ThinkPad 10 - Manual (Page 27)

To use the cover, attach the cover to the tablet first as shown. The cover will be attached to the tablet
magnetically.
Put the tablet into sleep mode or wake up the tablet
If the cover is open and the tablet is on, the tablet, by default, enters sleep mode automatically after you
close the cover.
If the cover is closed and the tablet is in sleep mode, the tablet, by default, resumes normal operation
when you open the cover.
Chapter 2 . Using your tablet 19