Installation

Caution

Do not block the unit's fan or heat sink, thus preventing air circulation. If blocked, heat will accumulate inside the unit and may cause a fire.

Air ventilation hole

2Hex Nut (M5)

*2

Metal

Mounting

Strap *1

Ground Lead

Screw

Bolt Stud

this unit

Accessory List

 

Head unit

1

Power cable

1

Mounting sleeve

1

Carrying case

1

Bracket key

2

Screw (M5x8)

4

Owner’s Manual

1 set

Remote Control

1

Battery (AAA size)

2

The main unit must be mounted within 35 degrees of the horizontal plane, back to front.

Less than 35°

Mounting Sleeve

1(Included)

Dashboard

Chassis

Reinforce the head unit with the metal mounting strap (not supplied). Secure the ground lead of the unit to a clean metal spot using a screw (*1) already attached to the vehicle's chassis.

For the screw marked “*2”, use an appropriate screw for the chosen mounting location.

Connect each input lead coming from an amplifier or equalizer to the corresponding output lead coming from the left rear of the CDA-9857. Connect all other leads of the CDA-9857 according to details described in the CONNECTlONS section.

3Slide the CDA-9857 into the dashboard until it clicks. This ensures that the unit is properly locked and will not accidentally come out from the dashboard.

Install the detachable front panel.

this unit

Remove the Detachable Front Panel (refer to

page 6). Slide mounting sleeve from main unit (see “Removal” on page 33).

32-EN

Page 34
Image 34
Alpine CDA-9857 owner manual Installation, 32-EN, Accessory List, Install the detachable front panel, Set

CDA-9857 specifications

The Alpine CDA-9857 is a versatile single DIN car stereo that combines advanced sound quality with user-friendly features, making it a popular choice among car audio enthusiasts. Launched in the mid-2000s, it reflects Alpine's commitment to innovation, providing drivers with an exceptional listening experience. The CDA-9857 stands out due to its extensive sound tuning capabilities, allowing users to customize audio settings to suit their preferences.

One of the key features of the CDA-9857 is its 24-bit DAC (Digital-to-Analog Converter), which enhances sound clarity and detail. This technology significantly improves audio playback quality, making music sound crisp and well-defined across all genres. Additionally, the stereo supports multiple audio formats, including MP3, WMA, and AAC, ensuring compatibility with various media sources.

The CDA-9857 is equipped with a built-in EQ, featuring customizable presets and a 3-band parametric EQ. This allows users to adjust the bass, midrange, and treble frequencies independently, tailoring the audio output to match the acoustics of their vehicle. Furthermore, the stereo includes Alpine's proprietary “Media Xchange” technology, which enables the connection of external devices, like iPods and USB drives, thus allowing easy access to vast music collections.

For those who prioritize connectivity, the CDA-9857 features AUX inputs, a front USB port, and is compatible with Bluetooth hands-free calling when paired with a Bluetooth adapter, ensuring safety and convenience while driving. The unit also includes a convenient remote control, allowing easy navigation of its numerous options without having to reach for the dial.

Visually, the CDA-9857 boasts an attractive design, featuring a vibrant blue illuminated display that enhances readability and complements most car interiors. Its ergonomic controls make it user-friendly, enabling quick adjustments while on the go.

Overall, the Alpine CDA-9857 stands out as a feature-rich unit with a robust set of technologies designed to enhance the car audio experience. With its exceptional sound quality, customizable features, and excellent connectivity options, the CDA-9857 remains a solid choice for anyone looking to improve their in-car entertainment system.