Same problem with headphone icon which I don't know how to disable.
Slate 7 2800
Android version 4.1.1
Kernel version 3.0.8+
workstation01@workstation01-SW#1 SMP Preempt Fri Sept 6 09:20:21 CST 2013
Build HP_Slate_7 v1.05.10_user
S/n[Personal Information Removed]