DP200 Page 8Front Panel Functions1. Headroom Meter - Displays available headroom before system clipping occurs.The bottom six LED's display between 30dB and 0dB of input headroom, withthe orange 0dB LED set at 3dB below clipping. The top, red LED displays digitaloverflow and can therefore light without all other LED's becoming illuminated.2. Menu Key - Selects last used menu choice to be previewed on the LCD display.Pressing a second time selects the next menu choice. Menu selections can alsobe viewed more quickly by using the Frequency control.3. Down Key - Moves the display backwards through the list of available functionscreens for the current output. [ Enter Key ] - With the menu LED lit, this keyperforms the 'enter' function allowing the option for the current menu selection tobe displayed and then the chosen option confirmed.4. Up Key - Moves the display forwards through the list of available functionscreens for the current output. [ Quit key ] - With menu LED lit, this keyperforms the 'quit' function, returning the unit to the basic default operatingmode from the existing menu selection.5. Section Flat Key - Allows the currently displayed equaliser section or limiter tobe bypassed. The LED shows the status of the current section. (Note: The Highand Lowpass filters can not be bypassed using this method.) When the displayis showing 'delay time' holding this key down will cause the delay time control tobe adjusted in larger increments allowing quick adjustment. If an output channelis selected and the display is showing ‘Delay time’, output phase will also beshown.6. Chan. Flat Key - Allows all the equaliser sections apart from the high andlowpass filters to be bypassed for the current channel. The LED shows thestatus of the current channel. The overall channel gain control may be set to0dB by this action if required, by selecting the 'Gain Bypass Option' (see menuoptions).7. Scroll Key - Scrolls the screen through the available channels for the currentconfiguration.8. LCD Display - Shows menu options, output information and various parametersdependant on the menu selection.9. Parameter Controls - The three rotary encoders allows the relevant parameterto be adjusted.6 7 8 954321