I'm running the same version (12.04 64Bit) as the OP and on the last update, the Volume wheel of my Dell keyboard doesnt change the volume. (but it is correctly recognised in the shortcut menu)
Keyboard is Dell USB Enhanced Multimedia Keyboard 0DJ422 SK-8135 Regression somewhere? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1290002 Title: Volume wheel (Dell keyboard) not adjusting Ubuntu volume properly after update To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xkeyboard-config/+bug/1290002/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs