Lexmark X74/X75 Button Monitor.? Background task installed by the drivers for the Lexmark X74 or X75 multifunction printer/scanner/copier.? This background task monitors the X74/X75 for activity and interacts with LXBBBMGR above for operations involving the PC (e.g. scan to e-mail).? Also, for large copy jobs it relays the current copy count back to LXBBBMGR so you can view it on your PC.