CDA-7844
In-Dash CD Player/Receiver/Ai-Shuttle Controller
FEATURES
Tuner
MaxTune SQ Tuner
RDS Function
DAP (Direct Access Preset)
High Speed Tune
Travel Search
Auto Memory
Up/Down Seek
Local/DX Selection
Stereo/Mono Selection
Preset Address Indicator
CD Player
Regulated 1-Bit DAC
Disc Title Memory
Elapsed Time Display
8x Oversampling
Digital De-emphasis
Music Sensor (Skip)
Music Scan
MIX (Random Play)
Repeat
CD Shuttle Control
Elapsed Time Display
Music Sensor (Skip)
Music Scan
MIX (Random Play)
MIX All (Random Play All)
Repeat (One/All)
Direct Disc Selection
Disc Title Memory/Search
AI-NET
External Processor Preset Call
Ai-Talk Display
Multi CD Shuttle Control*
General
40W x 4 High Power Amplifier
Rotary Encoder Volume
Control Center
Black Out
BBE
Large, Cool White, 4-Color Display
Dual Illumination Buttons (Green/Amber)
Anti-Theft Detachable Front Panel
Detachable Trim Plate
ISO Mount Capability
Gold-Plated RCA Jacks
4 Volt PreOut
3 PreOuts
Selectable Fader
Preamp Fader
Subwoofer Level Control
Audio Interrupt In
Sound Guide
Automatic Set-Up
Operation Indicator
Clock
Demo Function
Tone Bypass
Source Tone Memory (STM)
Selectable Bass Control
Bass & Treble Controls
Fader & Balance Controls
Loudness
Wireless Remote Control Included
INTLZ
Max Tune
PWR
VOLUME
MUTE
MODE
PWR
UP
IND
DISP/TITLE
CD-CHG
RDS
ENT
T.INFO/D.A.P.
TUNE
A.ME
CD-CHG
BAND
PROG
FUNC
D.A.P.
BAND
SOURCE
T.S.M.
SOURCE
RPT ALL M.I.X.
TP
DX SEEK T.INFO
MAX
RL
T.R.V.S.
BBE
A.PROC
RF
MO ST
MIN
BLACK OUT
DN
REMOTE CONTROL UNIT
RUE-4185
MUTE
BBE
DEMO
F
7
R.TEXT 1
PTY
8
9
2
MONO 3
CD RECEIVER 40W X 4 CDA-7844
11
12
10
M.I.X.
4
RPT
5
SCAN
6
SPECIFICATIONS
FM Tuner
Tuning Range ............................................................................... 87.7—107.9 MHz
Mono Usable Sensitivity .......................................................... 9.3dBf (0.8µV/75 ohms)
50dB Quieting Sensitivity ...................................................... 13.5dBf (1.3µV/75 ohms)
Alternate Channel Selectivity ............................................................................... 80dB
Signal-to-Noise (S/N) ........................................................................................ 80dB
Stereo Separation ............................................................................................. 45dB
Capture Ratio .................................................................................................. 2.0dB
AM Tuner
Tuning Range ................................................................................... 530—1,710kHz
Usable Sensitivity (IEC Standard) .......................................................... 22.5µV/27.0dB
CD Player
Oversampling ...................................................................................................... 8X
Sampling Rate ........................................................................................... 352.8kHz
DAC Resolution ................................................................................................. 1-Bit
Number of DACs ................................................................................................... 2
Frequency Response ..................................................................... 5Hz—20kHz (±1dB)
Wow & Flutter (%WRMS) ......................................................... Below measureable limits
Total Harmonic Distortion (THD) .......................................................... 0.008% (at 1kHz)
Dynamic Range .................................................................................. 95dB (at 1kHz)
Signal-to-Noise (S/N) ...................................................................................... 95dBA
Channel Separation ............................................................................ 85dB (at 1kHz)
Remote Control
Battery ........................................................................................................ 2 "AAA"
Dimensions (W x H x D) ........................ 56mm x 14mm x 105mm (2-1/4"x9/16"x4-1/8")
General
Maximum Power Output (Note 1) .............................................................. 40 watts x 4
Continous Power Output (Note 2) .............................................................. 19 watts x 4
Pre Output Voltage (Before Clipping) ................................................................... 4 volts
Bass Control Center Frequency ...................................... Selectable (60/70/80/100 Hz)
Bass Control Range ......................................................................................... ±15dB
Treble Control Range ......................................................................... ±10dB at 10kHz
Loudness Control ............................................................................. ±10dB at 100Hz
Operating Temperature .................................................... 60°C (140°F) to -10°C (14°F)
Power Requirement .................................................. 11—16 volts DC (Negative Ground)
Maximum Mounting Angle ................................................................. 45° of Horizontal
Chassis Size (W x H x D) ...................................... 178mm x 50mm x 152mm (7"x2"x6")
Nose Piece Size (W x H x D) ......... 170mm x 46 mm x 18mm (6-3/4"x1-13/16"x11/16")
Weight ...........................................................................................1.5kg(3lbs. 4 oz)
Note 1: Under maximum operating voltage and input signal, into 4 ohm loads.
Note 2: Per EIA-517 standard,40Hz to 20kHz, 0.8% THD, with 14.4 volt DC supply
*With Optional KCA-400C
Specifications and design are subject to change without notice
CDA-7844
In-Dash CD Player/Receiver/Ai-Shuttle Controller
Four Speaker Hook-Up
Violet
Right Rear Speaker Output Lead (+)
Violet/Black
Two Speaker Hook-Up
Right Rear Speaker Output Lead (-)
Grey/Black
Grey
Green
Right Front Speaker Output Lead (-)
Right Speaker Output Lead (-)
Right Front Speaker Output Lead (+)
Right Speaker Output Lead (+)
Left Rear Speaker Output Lead (+)
Green/Black
Left Rear Speaker Output Lead (-)
White/Black
White
Left Front Speaker Output Lead (-)
Left Speaker Output Lead (-)
Left Front Speaker Output Lead (+)
Left Speaker Output Lead (+)
Remote Turn-On (Blue/White - +12V Output 300mA Max.)
Audio Mute Lead (Pink/Black - Ground to activate)
Power Antenna Lead (Blue - +12V Output 300mA Max.)
Dimmer (Orange - +12V to Activate)
Ground Lead (Black)
Ignition Lead (Red)
Battery Lead (Yellow)
A Power & Speaker
1
Ground (Black)
Front Left (-) Output (White/Blk)
2
3
16 15 14 13 12 11 10 9
8 7 6 5 4 3 2 1
Wire Harness
Part No. - 01T75469W13
A
Selectable Fader
Fuse Holder (15A)
Output Connector
Pin Configuration
10 Rear Left (-) Output (Green/Black)
11 Rear Left (+) Output (Green)
This feature allows the CDA-7844
to "Fade" front-to-rear, of both the
internal amplifier power and the the
pre-amp outputs simultaneously.
The Subwoofer PreOut is Non-faded
at all times and has an individual
level control.
9
Battery (Yellow)
4
Front Left (+) Output (White)
Front Right (-) Output (Gry/Blk)
5
Front Right (+) Output (Grey)
6
Dimmer (-) Input (Orange)
12 Rear Right (-) Output (Violet/Black)
13 Rear Right (+) Output (Violet)
14 Open
7
8
Audio Mute (–) Input (Pink/Black)
Ignition (Red)
15 Remote-On (Blue/White)
16 Power Antenna (Blue)
Antenna Receptacle
Red (Right)
RCA Extension
(Optional)
White (Left)
CH-3
CH-1
CH-1+3
– CH-2
+
– CH-4
–
+
– CH-1
+
– CH-3
BRIDGED
+
+
30A
BATTERY
REMOTE
GND
(L)
PRE
OUT
INPUT
(R)
Rear
Output
(Longer Length)
Red (Right)
Sub
Output
(Non-Faded)
Red (Right)
30A
Front/Subwoofer
Output
(Shorter Length)
(L)
(R)
CH-4
CH-2
CH-2+4
RCA Extension
(Optional)
SPEAKER
OUTPUT
POWER SUPPLY
FUSE
4 Channel Amplifier
(Optional)
White (Left)
INPUT
–
–
CH-2
+
BRIDGED
–
CH-1
+
+
RCA Extension
(Optional)
CH-2
(R)
BATTERY
REMOTE
GND
60A
CH-1
(L)
60A
(R)
SPEAKER OUTPUT
(L)
FUSE
POWER SUPPLY
2Channel Amplifier
(Optional)
White (Left)
Ai-NET CD Shuttle
(Optional)
5.5m Ai-Net Extension Cable
(included with Changer)
Accessory
2
Ground Bus
3
4
Data Bus
Right Signal
5
Signal Ground
6
Left Signal
7
8
Battery
Power Supply Ground
6
B
5
4
8
B Ai-NET
7
3
2
®
1
BOTTOM
COVER
Female
Connector
Ai-NET
1
Outboard
DC-DC
CD Shuttle
DIN Connector
CDA-7844
Radio Rear
Connector View
B
9 10 11 12 13 14 15 16
1 2 3 4 5 6 7 8
Specifications and design are subject to change without notice
1. Ground
2. Front Left 3. Front Left +
4. Front Right 5. Front Right +
6 Dimmer
7. Audio Mute
8. Ignition Acc
9. Battery
10. Rear Left 11. Rear Left +
12. Rear Right 13. Rear Right +
14. Open
15. Remote-On
16. Power Antenna
NORM EQ DIV
Ai-NET Switch
NORM~ Default Setting. Use when NOT
connecting an Ai-NET processor
EQ/DIV~ Select this position when an
Ai-NET processor is connected