BenQ XL2430T User Manual page 18

And then detach the base from the stand.
The adjustment scale on the monitor base may be damaged
by excessive force. Please handle with care.
Lock
Open
Lock
Open
3. Remove the monitor stand.
While pressing and holding the VESA mount
release button ( ), detach the stand from the
3
2
monitor ( and ).
1
18 How to assemble your monitor hardware