15Player Portfolio Audio System | Product ManualFigure 28 Figure 29 Figure 30 Figure 31The ZONE SETTINGS screen contains simple slider adjustments or on/off choices that control the sound for theselected zone.• Bass, Treble, and Balance: These three sliders offer individual control of each sound setting.• Loudness: This toggle switch provides bass boost designed for low-volume listening.• Fixed Volume Line Out: Each of the components has an individual audio line out. This feature allows the audiooutput of the zone to supply to an additional amplifier, sub-woofer, or even headphones. By default, this feature isset to off and the volume level of the output adjusts according to the volume setting set from the app. For someuses, a fixed output volume level is required. For those instances, turn the feature on.• Mono: When this feature is turned on, it sums the individual left and right stereo outputs into a single identicalaudio output for each of the speaker terminals. This is useful when a single mono speaker provides all stereoaudio content to a zone, or if you have a large area in which both of the speakers need to be heard well at acommon listening position.If you touch the Zone icon and name at the top of the ZONES SETTINGS screen (See Figure 30), the ZONE ICON pageappears. From there, select Edit Name to change a zone’s icon and name (See Figure 31).KEYPADSSelecting Keypads from the SETTINGS menu (See Figure 32) allows you to manage the keypads on your system (SeeFigure 33).Figure 32 Figure 33