Description of problem:
gnome-sound-properties doesn't control system-beep.
After unchecking Enable system beep, pc speaker beep.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. uncheck "Enable system bee"
2. launch epiphany
3. ctrl + f on epiphany
4. type meaningless characters on find .
Add "blacklist pcspkr" to /etc/modprobe.d/blacklist
*** This bug has been marked as a duplicate of 213794 ***