Alpine VPA-B222R owner manual Rear Entertainment Function, Adjusting the Subwoofer Level

Setting the bass level

You can boost or cut bass frequencies. (The audio source level can be adjusted.)

Setting item: LEVEL

Setting level: -7 to +10

Setting the slope

Select the frequency you want to set within the available range. (Common to each audio source.)

Setting item: SLOPE

Setting range: 0.50 0.75 1.00 1.25

Setting the bass centre frequency

The displayed bass frequency is boosted. (Common to each audio source.)

Setting item: FREQUENCY

Setting range: 60Hz 80Hz 100Hz 120Hz

•Adjustment cannot be performed when an external audio processor is connected and DEFEAT is set to ON.

Rear Entertainment Function

The rear entertainment function independently routes different sources to the front and the rear inside a car. For example, while listening to the radio or other audio source in the front, DVD can be enjoyed in the rear with the optional rear monitor and headphones.

To connect the rear monitor, the optional expansion box VPE-S431 is required.

1 Press and hold TA/RTN/SETUP for at least 2 seconds.

The SETUP screen is displayed.

2 Press the joystick up or down to select REAR SELECT, then press the joystick right.

The REAR SELECT screen is displayed.

Display Example for REAR SELECT screen

Adjusting the Subwoofer Level

Adjust the subwoofer output.

Setting item: SUBW LEVEL

Setting range: 0 to 15

•The level adjustment becomes available when ON is set in “Subwoofer On and Off” (page 19).

Turning Loudness ON or OFF

Loudness introduces a special low- and high-frequency emphasis at low listening levels. This compensates for the ear's decreased sensitivity to bass and treble sound.

Setting item: LOUDNESS

Setting range: ON / OFF

•Adjustment cannot be performed when an external audio processor is connected and DEFEAT is set to ON.

Turning Defeat ON or OFF

By setting Defeat ON, previously adjusted settings of BASS and TREBLE will return to the factory defaults.

Setting item: DEFEAT

Setting range: ON / OFF

Adjusting Volume of GUIDE Voice

The volume level of the speaker input voice and the navigation interrupt voice output from the external audio processor is adjusted.

Setting item: GUIDE MIX LV

*Setting range: 0 to 15

*Make sure to adjust this setting to 15. Otherwise operation may not be correctly performed.

•Adjust the speaker input voice interruption level in “Adjusting the Speaker Input Voice Interruption Level” (page 17)and “Navigation Audio Interruption Volume Adjustment” (page 18).

•This function cannot be used when MONITOR-1 or 2 is set to OFF in SYSTEM SETUP.

3 Press the joystick up or down to select the desired external monitor.

REAR-1: A rear external monitor can be connected to AUX OUT 1 of the optional expansion box (VPE-S431).

REAR-2: A rear external monitor can be connected to AUX OUT 2 of the optional expansion box (VPE-S431)

4 Press the joystick left or right to set the desired video source (external input).

5 Press TA/RTN/SETUP to return to the previous screen. Press TA/RTN/SETUP repeatedly to return to the main source screen displayed before starting the setup operation.

•To cancel the rear entertainment function, set to OFF.

•When the “Setting the AUX Mode” (page 18) is set to OFF, the auxiliary source is not displayed.

•VISUALIZER (VISUAL.) is not displayed when the setting of “Setting the VISUALIZER Mode Display” (page 18) is turned off.