Alpine CDM-7871 owner manual Specifications, HI Temp

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4 V/10 k ohms ±14 dB at 60 Hz ±14 dB at 10 kHz 1.5 kg (3 lbs. 5 oz)
178 mm (7")
50 mm (2")
155 mm (6-1/8")
170 mm (6–3/4")
46 mm (1-13/16")
24 mm (15/16")

Indication for CD Changer

HI TEMP

•Protective circuit is activated due to high temperature.

-The indicator will disappear when the temperature returns to within operation range.

ERROR - 01

•Malfunction in the CD Changer.

-Consult your Alpine dealer. Press the magazine eject button and pull out the magazine.

Check the indication. Insert the magazine again. If the magazine cannot be pulled out, consult your Alpine dealer.

•Magazine ejection not possible.

-Press the magazine eject button. If the magazine does not eject, consult your Alpine dealer.

NO MAGZN

•No magazine is loaded into the CD Changer.

-Insert a magazine.

NO DISC

•No indicated disc.

-Choose another disc.

Specifications

FM TUNER SECTION

Tuning Range

87.7 – 107.9 MHz

Mono Usable Sensitivity

9.3 dBf (0.8 µV/75 ohms)

50 dB Quieting Sensitivity

13.5 dBf (1.3 µV/75 ohms)

Alternate Channel Selectivity

80 dB

Signal-to-Noise Ratio

65 dB

Stereo Separation

35 dB

Capture Ratio

2.0 dB

AM TUNER SECTION

 

Tuning Range

530 – 1,710 kHz

Sensitivity (IEC Standard)

22.5 µV/27 dB

CD PLAYER SECTION

 

Frequency Response

5 – 20,000 Hz (±1 dB)

Wow & Flutter (% WRMS)

Below measurable limits

Total Harmonic Distortion

0.008% (at 1 kHz)

Dynamic Range

95 dB (at 1 kHz)

Signal-to-Noise Ratio

105 dB

Channel Separation

85 dB (at 1 kHz)

GENERAL

 

Power Requirement

14.4 V DC

 

(11–16 V allowable)

Maximum Power Output

45 W × 4

Maximum Pre-Output Voltage 2 V/10 k ohms Maximum Subwoofer Output

Voltage Bass Treble Weight

CHASSIS SIZE

Width

Height

Depth

NOSEPIECE SIZE

Width

Height

Depth

Due to continuous product improvement, specifications and design are subject to change without notice.

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Contents CDM-7871 Alpine CD Changers Give You More Contents Precautions Handling the Detachable Front Panel Basic Operation Turning Power On and OffDetaching the Front Panel Initial System Start-UpSubwoofer On and Off Display Angle AdjustmentAudio Mute Function → VOL → BAL → FADSetting the Bass Control Selecting BBE ModeChanging Audio Level Display Pattern Setting the Treble ControlSetting the AUX Mode Displaying Time Setting TimeRadio Operation Manual TuningAutomatic Seek Tuning Manual Storing of Station Presets Automatic Memory of Station PresetsTuning to Preset Stations Storing into Direct Access Preset D.A.P. BandOpening and Closing the Movable display CD Player OperationMusic Sensor Skip Playback → Tuner → CD → CD ChangerRepeat Play Fast Forward and BackwardX. Random Play Scanning ProgramsCase of Difficulty InformationHI Temp SpecificationsPrecautions Installation and ConnectionsRemoval Installation18-EN ConnectionsTo prevent external noise from entering the audio system Antenna Receptacle Power Antenna Lead Blue

CDM-7871 specifications

The Alpine CDM-7871 is a car audio receiver that has gained a reputation for its impressive sound quality and innovative features. This CD receiver is crafted to cater to the demanding needs of audiophiles and everyday listeners alike, making it a popular choice among car enthusiasts who seek a premium listening experience on the road.

One of the standout features of the CDM-7871 is its high-power amplification system, which delivers a clean and robust output. With a peak power of 50 watts per channel, it significantly enhances the audio experience by allowing users to enjoy their favorite music at high volumes without distortion. This feature pairs well with the receiver's compatibility with multiple audio formats, including CDs, MP3, WMA, and AAC, ensuring versatility in playback options.

The CDM-7871 also boasts a user-friendly interface, highlighted by a bright and easily readable display. The receiver includes customizable RGB illumination, allowing users to match the unit's lighting to their vehicle's interior. The ergonomic controls and intuitive layout make navigating through various functions seamless, whether it's adjusting volume, changing tracks, or switching between sources.

In terms of connectivity, the CDM-7871 supports Bluetooth technology for hands-free calling and wireless audio streaming. This allows users to connect their smartphones effortlessly, making calls and enjoying music without the hassle of cables. Additionally, the USB input offers direct access to music stored on compatible devices, ensuring quick and easy playback.

Another defining characteristic of the CDM-7871 is its capability for sound customization. The built-in equalizer allows users to tweak audio settings, enabling them to enhance bass, treble, and midrange frequencies according to their personal preferences. Furthermore, the inclusion of high-pass and low-pass filters helps improve sound clarity and maintain optimal performance for individual speakers and subwoofers.

Moreover, the Alpine CDM-7871 is equipped with a robust radio tuner, providing access to AM, FM, and even HD Radio stations. The digital tuner ensures more reliable reception with enhanced sound quality and clarity, ensuring that users can enjoy their favorite radio stations without interruptions.

Overall, the Alpine CDM-7871 stands out due to its combination of superior sound quality, user-friendly features, and versatile connectivity. Whether commuting or embarking on a road trip, this receiver enhances the in-car audio experience, making it a worthy investment for anyone looking to upgrade their vehicle's sound system.
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