All versions of Rocksmith 2014 and Rocksmith support bass guitar, except the very original release. However, even with that original copy, you can download bass compatibility through the in-game store for $9.99.
The power steering pressure switch is a device that stabilizes the idle speed of a car while the steering wheel is on full lock, either to the right or left. When the system exceeds power steering load limits, the switch sends a signal to the engine control module to compensate. Keep Learning.
The power supply voltage switch, sometimes called the voltage selector switch, is a small switch located on the back of most desktop computer power supply units (PSUs) This small switch is used to set the input voltage to the power supply to either 110v/115v or 220v/230v. In other words, it's telling the power supply how much power is coming from the power source.