Sony CDX-M8815X User Manual

Signal-to-noise ratio: 120 dB
Frequency response: 10 – 20,000 Hz
Wow and flutter: Below measurable limit

Tuning range: 87.5 – 107.9 MHz
Antenna terminal: External antenna connector
Intermediate frequency: 10.7 MHz/450 kHz
Usable sensitivity: 9 dBf
Selectivity: 75 dB at 400 kHz
Signal-to-noise ratio: 67 dB (stereo), 69 dB (mono)
Harmonic distortion at 1 kHz: 0.5 % (stereo),

0.3 % (mono)

Separation: 35 dB at 1 kHz
Frequency response: 30 – 15,000 Hz

Tuning range: 530 – 1,710 kHz
Antenna terminal: External antenna connector
Intermediate frequency: 10.7 MHz/450 kHz
Sensitivity: 30 µV

Outputs: Speaker outputs (sure seal connectors)
Speaker impedance: 4 – 8 ohms
Maximum power output: 52 W 

× 4 (at 4 ohms)

Outputs: 

Audio outputs terminal (front/rear)
Subwoofer output terminal (mono)
Power antenna relay control terminal
Power amplifier control terminal

Inputs: 

Telephone ATT control terminal
Illumination control terminal
BUS control input terminal
BUS audio input/AUX IN terminal
Remote controller input terminal
Antenna input terminal

Tone controls: 

Bass: ±10 dB at 62 Hz
Treble: ±10 dB at 16 kHz

+8 dB at 100 Hz
+2 dB at 10 kHz

Power requirements: 12 V DC car battery 

(negative ground)

Dimensions: Approx. 178 

× 50 × 184 mm (7

1

/

8

 

× 2 × 

7

1

/

4

 in) (w/h/d)

Mounting dimensions: Approx. 182 

× 53 × 162 mm 

(7

1

/

4

 

× 2

1

/

8

 

× 6

1

/

2

 in) (w/h/d)

Mass: Approx. 1.5 kg (3 lb 5 oz)
Supplied accessories: 

Card remote commander: RM-X143A
Parts for installation and connections (1 set)

Rotary commander: RM-X6S
BUS cable (supplied with an RCA pin cord): 
RC-61 (1 m), RC-62 (2 m)
CD changer (10 discs): CDX-757MX
CD changer (6 discs): CDX-T69
MD changer (6 discs): MDX-66XLP
Source selector: XA-C30
AUX-IN selector: XA-300

The following checklist will help you remedy 
problems you may encounter with your unit.
Before going through the checklist below, check the 
connection and operating procedures.

POWER OUTPUT AND TOTAL HARMONIC 
DISTORTION
23.2 watts per channel minimum continuous 
average power into 4 ohms, 4 channels driven 
from 20 Hz to 20 kHz with no more than 5% total 
harmonic distortion.

CEA2006 Standard
Power Output: 17 Watts RMS 

×

 4 at 

4 Ohms < 1% THD+N 
SN Ratio: 82 dBA 
(reference: 1 Watt into 4 Ohms)

• Check the connection. If everything is in order, check 

the fuse.

• If the unit is turned off and the display disappears, it 

cannot be operated with the remote commander. 

t Turn on the unit.

The power antenna does not have a relay box.

US and foreign patents licensed from Dolby 
Laboratories.

• Lead-free solder is used for soldering certain 

parts. (more than 80 %)

• Halogenated flame retardants are not used in the 

certain printed wiring boards.

• Halogenated flame retardants are not used in 

cabinets.

• VOC (Volatile Organic Compound)-free vegetable 

oil based ink is used for printing the carton.

• Packaging cushions do not use polystyrene foam.