Lexmark C 910 - Manual (Page 56)

50
Install printer supplies
3
Rotate the top cover locking lever
to the right.
If you cannot rotate the locking
lever, the cover is not fully closed.
a Place both hands on the lifting
points and squeeze the right
top cover latch.
b Lift the top cover.
c Press down firmly until the top
cover clicks into place.
4
Close the front door.