Alpine HDP-D90 HDP-D90 Owners Manual - Page 15

Main Source Selection Setting items:Main source selection Setting content:Optical/Coaxial/Bluetooth/ High Level/AUX Main Source Attenuation Setting effects. 2 Click [Save] to store the adjusted sound effect data. 3 Click the right mouse button to delete the preset sound effects.Or [Save] 6 groups of preset sound effects can be set Setting items:Preset sound effect settings Setting content:Call/save/delete Enter EQ  Enter EQ page You can press and hold the left button of the mouse to move the fader left or right or scroll the mouse wheel, or press the up and down keys of the keyboard to set the attenuation. The Mix source is equivalent to mixing. The greater the attenuation of the main sound source, the lower the main volume, adjustable value: 0%~100%. Setting items:Main source attenuation Setting content:0% to 100% (default 100%)  Note: When the current audio source mode is selected, the audio source mode can no longer be superimposed, otherwise the Mix source is invalid, and the optical fiber and coaxial cannot be mixed and superimposed. Mix Source Selection Setting items:Mix source selection Setting content:Optical/Coaxial/Bluetooth/ High Level/AUX/OFF Preset Sound Effect Settings 1 Click [Call] to recall the pre-stored sound 13 EN Setting items:Enter EQ Setting content:Type selection/channel mute/link setting/EQ adjustment/equalizer setting/channel setting/X-Over setting ① Click to enter the input type selection box. ② Customize the input channel type. ③ Mute button. ④ Joint adjustment button. ⑤ EQ gain step selection. ⑥ Channel display selection button. ⑦ EQ editing and display area. ⑧ Equalizer settings. ⑨ X-Over. ⑩ Channel settings. Type selection Custom input channel type You can configure your favorite channel type according to your hobby.  Input type custom page