5.Display - The LED display serves three functions. In performance mode, the display will indicate the bank and preset numbers that are currently active. In edit mode, the display will show the value of the effect or effect group being edited. In tuner mode, the display will show the input note you are closest to.
6.Tuner/Parameter LEDs - This row of LEDs serves a dual function. While editing parameters, an LED will light to indicate the parameter being edited. In tuner mode, these LEDs will indicate whether you are flat or sharp of the displayed note.
7.Data Wheel - This knob is used to select the preset in performance mode, and to increase or decrease a parameter value in the parameter edit mode.
8.Parameter Edit Button and LED - This button is used to activate the Parameter Edit mode. Successive presses will access each parameter of the currently selected effect group.
9.Valve Active - This icon will light when the tube is being used in a preset.
10.Output Knob - This knob adjusts the overall volume for all presets in the VGS50.
11.Expression Pedal - This pedal can be assigned to control one of 9 different parameters in real time for each preset.
12.Pedal Button - This button is used to select the function of the expression pedal for each preset.
Page 3