Manuals / Alpine / Car Audio and Video / Car Stereo System

Alpine CDM-7874, CDE-7870, CDE-7872 owner manual Subwoofer On and Off, Audio Mute Function

Models: CDE-7872 CDM-7874 CDE-7870

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Subwoofer On and Off

1 Press the SETUP button for at least 3 seconds.

2 Press the g DN or f UP button to select the Sub-w mode. (CDM-7874 only)

3 Press the BAND button to select Subwoofer ON or OFF.

4 After setting is completed, press the SETUP button to return to normal mode.

NOTES

•Initial mode is "Subwoofer ON."

•Set to "Subwoofer OFF" unless the subwoofer is used.

•When the subwoofer is turned on, the subwoofer output level can be adjusted. For more details, refer to the Adjusting Volume/Balance/Fader.

Adjusting Volume/Balance

(Between Left and Right)/Fader

(Between Front and Rear)

1 Press the MODE button repeatedly to choose the desired mode.

Each press changes the modes as follows: → Volume → Balance → Fader

Volume : 0 ~ 35

Balance : L15 ~ R15 (CDM-7874 only)

L+8 ~ R+8 (CDE-7872/CDE-7870 only)

Fader : R15

~ F15 (CDM-7874 only)

R+8

~ F+8 (CDE-7872/CDE-7870 only)

NOTES

•If the 5 or 6 button is not pressed or the Rotary encoder is not rotated within 5 seconds after selecting the BALANCE or FADER mode, the unit automatically returns to the VOLUME mode.

•When the subwoofer is set to ON, the level of the subwoofer can be adjusted.

•<CDE-7872/CDE-7870 only>

Each time you press the 5 or 6 button twice, the level of Balance/Fader value increases or decreases by one. (the value of MAX (+8) is excluded)

2 Press the 5 and 6 buttons or rotate the Rotary encoder until the desired sound is obtained in each mode.

Turning Loudness On/Off (CDE-7872/CDE-7870 only)

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.

1 Press and hold the LOUD button for at least

2 seconds to activate or deactivate the loudness mode.

The display shows "LOUD" when the loudness mode is activated.

Audio Mute Function

Activating this function will instantly lower the volume level by 20 dB.

1 Press the MUTE button to activate the MUTE mode. The audio level will decrease by about 20 dB.

Pressing the MUTE button again will bring the audio back to its previous level.

BBE Mode On/Off (CDM-7874 only)

The BBE (Barcus Berry Electronics) processor installed in this unit is designed to correct the phase distortion inherent in most loudspeaker designs. Ensuring the phase integrity of the signal driving the speakers improves the accurate reproduction of the sound.

1 Press and hold the BBE button for at least 2 seconds to turn on the BBE mode.

Each press toggles between the BBE on and off modes.

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Alpine CDM-7874, CDE-7870, CDE-7872 owner manual Subwoofer On and Off, Audio Mute Function
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CDE-7872, CDM-7874, CDE-7870 specifications

The Alpine CDE-7870, CDM-7874, and CDE-7872 are three highly regarded car audio head units known for their impressive sound quality, advanced features, and user-friendly interfaces. Each model caters to distinct preferences while maintaining Alpine's commitment to delivering exceptional audio experiences on the road.

The Alpine CDE-7870 stands out due to its blend of functional design and modern technology. It features a detachable faceplate for easy security when leaving the vehicle. With a high-performance 18W RMS power output, it delivers crisp, clear sound that enhances the listening experience. The unit supports various audio formats, including MP3, WMA, and AAC, ensuring versatility in playback options. Additionally, it includes an integrated Bluetooth system, allowing users to stream music wirelessly and engage in hands-free calling, which increases convenience during travel. The cde-7870 also features a vibrant multi-line display, ensuring easy readability of track information, even in bright sunlight.

The CDM-7874 offers similar audio capabilities but distinguishes itself with an expanded set of features focused on customization and connectivity. With support for high-resolution audio formats, it ensures that audiophiles can enjoy music with stunning clarity. The CDM-7874 also provides a built-in USB port and auxiliary input, allowing users to connect their devices directly, and charge them while on the go. One of the model's standout characteristics is its compatibility with Android devices, enabling Android users to enjoy seamless playback and control. Moreover, it boasts an advanced equalizer and sound tuning options, letting users tailor audio settings to their personal preferences.

The CDE-7872, while slightly more straightforward, does not compromise on sound quality or features. This model focuses on providing users with essential functionality at an attractive price point. It includes a powerful built-in amplifier and features a high-pass filter for better sound clarity, especially at higher volumes. The CDE-7872 also supports multiple audio formats and ensures easy connectivity with USB and aux inputs. Its user-friendly interface is designed for quick access to settings, making it ideal for those who value simplicity without sacrificing performance.

In summary, the Alpine CDE-7870, CDM-7874, and CDE-7872 each provide unique features tailored to meet diverse user needs while maintaining exceptional audio performance. Whether you're an audiophile, a casual listener, or someone who simply enjoys a good soundtrack on the road, these models deliver quality sound and practicality, embodying Alpine's legacy in the car audio industry.