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Alpine CDA-7844 User Manual

Alpine CDA-7844
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OWNER'S MANUAL
Please read this manual to maximize your enjoy-
ment of the outstanding performance and feature
capabilities of the equipment, then retain the
manual for future reference.
MODE D'EMPLOI
Veuillez lire ce mode d'emploi pour tirer pleinement
profit des excellentes performances et fonctions
de cet appareil, et conservez-le pour toute référen-
ce future.
MANUAL DE OPERACIÓN
Lea este manual, por favor, para disfrutar al máxi-
mo de las excepcionales prestaciones y posibilida-
des funcionales que ofrece el equipo, luego
guarde el manual para usarlo como referencia en
el futuro.
FM/AM/RDS Compact Disc Receiver
R
CDA-7844
PWR
DN
UP
CD RECEIVER 40W 4
CDA-7844
R D S
SOURCE
BAND
T.S.M.
MUTE
TUNE
A.
ME
MODE
BBE
IND
CD-CHG
DISP/TITLE
T.INFO/D.A.P.
T.R.V.S.
DEMO 7 8 9 10 11 12
BLACK OUT
x
INTLZ
Max Tune
2
PTY
13
R.TEXT
5
RPT
46
M.I.X.
SCAN
F
MONO
RPT ALL M.I.X.
TP
DX SEEK T.INFO
FUNC
RL
RF
MAX
MIN
BBE
MO ST
D.A.P.

Table of Contents

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Alpine CDA-7844 Specifications

General IconGeneral
Power Output (RMS)18W x 4
CD PlaybackYes
CD-R/RW PlaybackYes
MP3 PlaybackNo
WMA PlaybackNo
TunerAM/FM
Preamp Outputs3 (Front, Rear, Subwoofer)
Preamp Voltage4V
Display TypeLCD
BluetoothNo
CD TextYes
Remote ControlYes
Detachable FaceYes
Maximum Power45W x 4
Equalizer3-Band

Summary

CDA-7844 Owner's Manual

Introduction

Please read this manual for optimal enjoyment and future reference.

General Safety Warnings

Severe Injury and Electrical Hazards

Important instructions; failure to heed may cause severe injury, death, or electric shock.

Child Safety and Fuse Handling

Keep small articles from children; use correct fuse rating to prevent fire/shock.

Driving Safety Precautions

Immediate Halt, Safe Operation, and Volume

Halt use if problem appears; avoid operation while driving; maintain safe volume levels.

Usage and Battery Precautions

Equipment Use and Battery Handling

Use for stated purposes; handle batteries correctly; avoid mixing old/new batteries.

Installation Precautions

Installation Location and Panel Handling

Avoid adverse environmental conditions; handle detachable panel with care.

Operation and Maintenance Precautions

Temperature, Condensation, Disc Care, and Maintenance

Operate within temperature range; allow for condensation; do not play damaged discs; do not self-repair.

Disc Handling Precautions

Disc Insertion and Handling Rules

Do not grip disc during reload; do not insert disc with power off; insert one disc label-up.

Disc Handling and Types

New Disc Handling and Disc Shape

Handle new discs carefully; check for bumps; use only round discs.

Installation Precautions

Installation Location and Panel Handling

Avoid locations with adverse environmental conditions; handle detachable panel with care.

Front Panel Removal

Detaching the Front Panel

Turn off power, press release button, pull panel out.

Front Panel Installation

Attaching the Front Panel

Insert right side, align holes, push left side to lock; ensure connectors are clean.

Initial System Setup

Initial System Start-Up Procedure

Remove panel, press reset button to initialize the unit.

Power Management

Turning Power On and Off

Press PWR button to turn unit on/off; volume adjusts gradually.

Subwoofer Operation

Subwoofer On and Off Control

Press Eject button for 3 secs to toggle Subwoofer ON/OFF; initial mode is OFF.

Audio Adjustments

Adjusting Volume, Bass, Treble, Balance, Fader

Press MODE to select mode; rotate knob to adjust settings.

Bass Frequency Setting

Setting Bass Frequency

Press INTLZ, then UP to select BC; use TUNE for frequency; press INTLZ to confirm.

Sound Feedback Settings

Sound (Beep) Guide Function

Provides audible feedback for button presses; toggle ON/OFF using TUNE.

Illumination Settings

Changing Lighting Color

Press INTLZ, then UP to select AMBER; use TUNE to toggle color; press INTLZ to set.

Display Dimming

Dimmer Control

Set DIM to AUTO or Manual; use TUNE to toggle; press INTLZ to activate.

Audio Mute Function

Audio Mute Function Operation

Press MUTE to lower volume by 20 dB; press again to restore.

Sound Enhancement

Selecting BBE Mode

Press and hold MODE to turn BBE ON/OFF; press MODE to adjust level.

Mute Mode Operation

Turning Mute Mode On/Off

Activate/deactivate Mute mode using TUNE button; initial setting is ON.

Demonstration Mode

Demonstration Mode Operation

Activates demo mode for connected Ai-NET units; press DEMO button to start/stop.

Display Functions

Displaying Time

Press DISP to show clock time; press again to show other functions.

Clock Settings

Setting Time

Press and hold DISP, use MODE to adjust hours/minutes; time sets automatically.

Radio Tuning

Manual Tuning

Press SOURCE, BAND, then TUNE to select frequency; use DN/UP for fine-tuning.

Radio Seek Tuning

Automatic Seek Tuning

Press SOURCE, BAND, TUNE to scan; use DN/UP to seek; DX/SEEK indicators.

Station Presets

Manual Storing of Station Presets

Select band, tune station, press/hold preset button (1-6) to store.

Station Presets

Automatic Memory of Station Presets

Press SOURCE, BAND, hold A.ME; unit scans and stores 6 strong stations.

Direct Access Presets

Storing into Direct Access Preset (D.A.P.) Band

Manually preset up to 6 stations from any band into D.A.P. band.

Tuning to Preset Stations

Tuning to Preset Stations

Press SOURCE, BAND, then D.A.P. button; press preset button to select station.

Travel Features

Auto Station Search While Traveling

Automatically searches for receivable stations in a region and stores them.

Radio Reception Modes

Mono/Stereo Switching

Toggle between Mono and Stereo FM reception using F/MONO buttons.

RDS Features

Setting RDS Reception Mode and Receiving RDS Stations

Set RDS mode and tune to RDS stations using SOURCE, BAND, DN/UP buttons.

Traffic Information

Receiving Traffic Information

Activate T.INFO mode; select station; TP indicator lights up.

Traffic Information Details

Traffic Information Notes

Handling of weak signals, skipping messages, volume memorization, SEEK selects TP stations.

Program Type Tuning

PTY (Program Type) Tuning

Press F, then PTY to activate; select desired program type using DN/UP.

Program Type Tuning Operations

PTY Station Search

Press PTY to search for stations of selected type; shows "NO PTY" if none found.

Traffic Info During Media Playback

Receiving Traffic Information While Playing CD or Radio

Unit switches to FM for traffic info during CD play; returns to source after.

Traffic Information Reception Issues

Handling No/Weak Traffic Signals

Indicator blinks for weak signals; unit selects new station if TP signal lost.

Radio Text Display

Displaying Radio Text

Tune to station with text, press F, then R.TEXT to display messages.

Radio Text Display Notes

Returning from Radio Text Display

Press F to return to normal mode; shows "NO TEXT" if no message received.

Emergency Alarm Features

Turning Emergency Alarm On or Off

Select PTY31 using INTLZ/UP; use TUNE to toggle ON/OFF; shows "ALERT" for broadcasts.

Disc Handling

Inserting/Ejecting Disc

Insert CD label-up; player auto-draws; press eject button; check for auto-retraction.

CD Playback Operations

Normal Play and Pause

Insert CD for playback; display shows track #/time; press/II to pause/play.

CD Playback Navigation

Music Sensor (Skip) and Track Navigation

Use DN to return to track start, UP to advance; fast forward/backward by holding DN/UP.

CD Playback Modes

Repeat Play

Press RPT to repeat track; RPT indicator appears; press RPT again to turn OFF.

CD Playback Modes

M.I.X. (Random Play)

Press M.I.X. to play tracks randomly; ALL M.I.X. includes tracks from all CDs in magazine.

CD Shuttle Compatibility

CD Shuttle Notes for M.I.X.

Notes on using "F" button with 6/12-disc CD Shuttles for M.I.X. or ALL M.I.X. modes.

CD Playback Functions

Scanning Programs

Press SCAN to play first 10 secs of tracks; press SCAN again to stop.

Disc Titling

Display CD Titles

Press TITLE button to toggle between Normal, Clock, and CD Title display modes.

Disc Titling

Titling Disc

Press and hold TITLE, use MODE to select characters, press MODE to store each character.

Disc Titling

Erasing Disc Title

Use TITLE to select mode, SOURCE to scan/erase; press TITLE to cancel.

CD Shuttle Control

Controlling CD Shuttle (Optional)

Connect 6/12-disc Shuttle via Ai-NET; use KCA-400C for multiple changers.

CD Shuttle Control Operations

CD Shuttle Control Operations

Press SOURCE for CHANGER mode; press BAND to select shuttle; use Disc Select buttons.

CD Shuttle Control Notes

CD Shuttle Operation Notes

Notes on selecting discs, FUNC indicator status, and 12-disc shuttle operation.

Disc Search

Searching for Titled Discs

Search for CDs by title; press and hold TSM to scan; use DN/UP to select; press TSM to play.

Multi-Changer Setup

Multi-Changer Selection

Supports up to 6 shuttles; requires KCA-400C for 2+ changers; use SOURCE/BAND to select.

Multi-Changer Selection Process

Multi-Changer Selection Process

Mode active for 3 secs; press BAND until desired shuttle indicator appears.

Remote Control Operations

Controls on Remote Control

Explains buttons like Mute, Power, Play/Pause, CD Changer, Band, Volume.

Remote Control Operations

Remote Control Button Functions

Details buttons ▲, SEEK (DN/UP) for radio/CD modes.

Battery Replacement

Battery Replacement

Instructions for replacing remote control batteries (AAA type).

Disc Handling and Care

Correct Handling

Handle discs carefully, avoid fingerprints, do not affix labels, do not write on disc.

Disc Cleaning

Clean discs with soft cloth; use mild detergent for heavy soiling.

Disc Accessories

Recommends against using aftermarket accessories that may affect performance.

Troubleshooting

General Troubleshooting

Checklist for common problems like no function/display, improper connections, blown fuse, micro-computer malfunction.

Troubleshooting - Radio Reception

Unable to Receive Stations

Check antenna connection and grounding; replace if necessary.

Unable to Tune Stations in Seek Mode

Check signal area, DX mode, antenna grounding, length, and extension.

Troubleshooting - Broadcast and CD Player

Broadcast Noise and CD Player/Shuttle Issues

Check antenna length/grounding; check operating temperature; allow for condensation.

Troubleshooting - CD Playback Issues

CD Insertion and Fast Forward/Backward Issues

Check for CD insertion problems or damaged discs; eject damaged discs.

Troubleshooting - CD Playback Issues

CD Playback Skips and 8cm Disc Issues

Address skips due to vibration/dirt/scratches; use adapter for 8cm discs.

Troubleshooting - CD Shuttle Errors

CD Shuttle Indication: HI TEMP and ERROR - 01

High temp protection; shuttle malfunction; consult dealer; check/reinsert magazine.

Troubleshooting - CD Shuttle Errors

CD Shuttle Indication: Magazine Ejection and Disc Issues

Address magazine ejection failures; no magazine or no indicated disc errors.

Specifications

Tuners, CD, and Remote Control Specifications

Details tuner ranges, CD performance, remote battery type, and general unit dimensions.

General Specifications

Covers power, output, voltage, audio controls, weight, and chassis dimensions.

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