Boss Audio Systems BE9ACP-C User Manual BE9ACP_EN_UM.PDF

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System Settings

Audio Settings

Subwoofer Setting

[Subwoofer]: Enable or disable subwoofer

output.

[Subwoofer Filter]: Adjust the cuto frequency

for the subwoofer. Only the frequencies below

the one you set will be received to reproduce

sound.

[Subwoofer Level]: Adjust volume output for

subwoofer.

Loudness and Sound Mode Setting

[Loudness]: Enable to boost output of low and

high frequencies.

[EQ]: Select a predened sound mode or

customize equalizer settings. (P.13)

Internal Amplier On/O

[Internal Amp]: When using the pre-amp audio

outputs, turn o the internal amplier to reduce

the possibility of noise entering the signal chain.

Startup Volume Setting

[Main] (under [Default Volume]): Set a desired

volume for main audio (radio and media play)

when the unit starts up with main audio.

Adjust the slider to set a new volume value.

Startup volume will be the set volume if the

set volume is less than the last shutdown

volume (as main audio).

Startup volume will be the last shutdown

volume if the set volume is greater than the

last shutdown volume (as main audio).

Initial Volume Setting for Other

Sources

You can set desired initial volumes for the

following sources (under [Default Volume]).

• [BT Ring]: Bluetooth ringtone volume.

• [BT Talking]: Bluetooth call volume.

• [Navi]: Navigation volume.

• [Voice]: Voice assistant volume.

Adjust the respective slider to set a new

volume value.

Initial volume will be the set volume if the set

volume is less than the last used volume.

Initial volume will be the last used volume if

the set volume is greater than the last used

volume.

Customization of a Source Volume

You can increase or decrease one of the

following source volumes, without aecting

volume of other sources (under [Source Level]).

• [Radio]: Adjust radio volume alone.

• [USB]: Adjust USB playback volume alone.

• [BT Audio]: Adjust Bluetooth streaming

volume alone.

• [AV Input]: Adjust audio input volume alone.

• [Apple CarPlay]: Adjust CarPlay volume alone.

• [Android Auto]: Adjust Android Auto volume

alone.

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Boss Audio Systems BE9ACP-C Elite Series Car Stereo - Apple CarPlay, Android Auto, Single Din, 9 Inch Touchscreen, Bluetooth, No CD DVD Player, AM/FM Radio Receiver, Backup Camera

User Manual BE9ACP_EN_UM.PDF - Page 25