Behringer MINIFBQ FBQ800 Manual - Page 7

2.2 Front panel MINIFBQ FBQ800 This section describes how to use the front panel of the FBQ800, illustrated as follows: 4 2 8 DEUTSCH 3 5 6 9 7 1 Fig. 2.1: FBQ800 front panel In the previous illustration, each control element is associated with a callout, for example . To identify details about each control element in this documentation, use these callouts. The numeric order of these callouts identifies the FBQ800 signal path.  Before you turn on the FBQ800, turn the LEVEL control to -12 (minimum setting). (power) button: To turn the FBQ800 on and off, use this button, which can appear: V pushed in and illuminated: The FBQ800 is on. V not pushed in and not illuminated: The FBQ800 is off.  When you finish using the FBQ800, unplug the power supply unit from the power source. As long as the power supply unit is connected to a power source, the power supply unit consumes energy. IN/OUT button: To activate or, alternatively deactivate control elements, use this button, which can appear: V pushed in and illuminated: The FBQ800 activates all control elements. V not pushed in and not illuminated: The FBQ800 deactivates most control elements. However, you can use the METER SELECT button ( ) and the IN/OUT meter ( ). If you activated all control elements ( ), you can use control elements and the input signal for EQing, as follows: to prepare LEVEL control: To adjust the level of the input signal, turn this control toward - 12 dB (minimum setting) or, alternatively + 12 dB (maximum setting). Some signals have high levels that can deteriorate sound and equipment. For details about managing the signal level, see How to manage the signal level. LOW CUT button: To manage the low-cut filter, use this button, which can appear: V pushed in and illuminated: The low-cut filter eliminates sounds that are below 75 Hz (floor rumble, room resonance, and mains hum, for example). V not pushed in and not illuminated: The low-cut filter does not eliminate any sounds. 2. CONTROL ELEMENTS 7