Sony XR-CA370X Car Stereo Manual

The Sony XR-CA370X is a single-DIN car stereo featuring a CD receiver with AM/FM tuner, USB port for audio playback and device charging, front auxiliary input, 52W x 4 high power output, detachable faceplate security, customizable illumination, and advanced audio controls including Bass Engine and EQ7 sound settings. Compatible with steering wheel remote controls. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Playing Media 8. Security Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: CD Receiver, Front Panel with Display, USB Port, AUX Input, Remote Control, Wiring Harness, Detachable Faceplate.

Feature	Description
CD Receiver	Plays Audio CDs, CD-R/RW
USB Port (Front)	For USB flash drives and device charging (5V/1.5A)
AUX Input (Front)	3.5mm stereo mini jack for external audio devices
AM/FM Tuner	30 station presets (18 FM, 12 AM)
Power Output	52W x 4 channels (max)
Detachable Faceplate	Security feature to prevent theft
Illumination	Customizable button/display colors
Bass Engine	Advanced bass control (Bass Boost, LP Filter)
EQ7	7-band equalizer presets
Steering Wheel Remote	Compatible with Sony RM-X4S or similar

Installation

Unpack and inspect contents. Ensure vehicle is parked with ignition off and battery disconnected.

Remove existing stereo: Use DIN tools to release and pull out old unit.
Connect wiring harness: Match colors to vehicle harness (red-ignition, yellow-battery, black-ground).
Connect antenna: Plug vehicle antenna cable into rear port.
Secure unit: Slide stereo into dash opening and secure with mounting sleeve.
Reconnect battery and test functions.

WARNING! Incorrect wiring can cause damage or fire. Consult vehicle wiring diagram. Use fuse on power line.

First-Time Setup

Power on the stereo; follow initial configuration.

Set clock: Press SOURCE to turn on, hold SETUP to enter menu, select CLOCK.
Program radio stations: Tune to desired station, press and hold a preset button (1-6).
Adjust audio settings: Use AUDIO button to access Bass, Treble, Balance, Fader.
Customize illumination: In SETUP menu, select ILLUMINATION to choose color.
Set Beep tone: Enable/disable key beep in SETUP.

CAUTION! Perform setup only when vehicle is parked. Do not adjust while driving.

Specifications

Chassis Size: Single DIN (178mm x 50mm).
Tuner: FM/AM with 30 presets.
Audio Output: 52W x 4 (Max), 17W x 4 (RMS).
Frequency Response: 10Hz - 20kHz.
Signal-to-Noise Ratio: >98 dB (CD).
USB Support: MP3, WMA, AAC playback from USB drives.
Power Supply: 12V DC, negative ground.
Operating Temp: -10°C to +60°C.
Dimensions (WxHxD): 178mm x 50mm x 160mm.

Controls and Settings

Access functions via front panel buttons or remote control. Front Panel: POWER/SOURCE, VOLUME knob, EJECT, BAND, AUDIO, DISP, SETUP.

Remote: POWER, Numeric buttons, VOLUME, MUTE, BAND, MODE, AUDIO.

Audio Settings: BASS, TREBLE, BALANCE, FADER, LOUDNESS (On/Off), EQ7 presets (Pop, Rock, Jazz, etc.). Setup Menu: CLOCK, ILLUMINATION (Color select), BEEP (On/Off), RESET. Tuner: Manual/Seek tuning, Local/DX reception, Preset memory.

Connecting Devices

USB: Front port for flash drives. AUX: Front 3.5mm jack for phones/players. External Amplifier: Use pre-out RCA connectors (if equipped).

Ensure stereo is off before connecting devices.
Insert USB drive fully into port.
Connect AUX cable from device headphone output to AUX IN.
Select source: Press SOURCE to cycle through CD, USB, AUX, TUNER.

Tip: Use high-quality USB drives formatted as FAT32. Do not force connections.

Playing Media

Supports Audio CDs, USB drives (MP3/WMA/AAC), AUX input.

Insert CD: Press EJECT, place disc label up, press again to close.
Play USB: Insert drive, press SOURCE to select USB, playback starts automatically.
Navigate: Use SKIP/SEARCH buttons for tracks/folders.
Repeat/Random: Press RPT or RDM during playback.
Scan: Press and hold SKIP to fast scan track.
Folder selection (USB): Press to navigate folders.
Pause: Press PAUSE (if equipped) or SOURCE to stop temporarily.
Eject: Press EJECT to remove CD.

WARNING! Do not use damaged or irregular-shaped CDs. Avoid extreme temperatures for USB drives.

Security Features

Detachable Faceplate: Press release button, slide faceplate off for security. Code Security: If equipped, set PIN in SETUP menu to prevent unauthorized use.

Care & Cleaning

Disconnect battery before cleaning. Use soft, dry cloth for faceplate and display. For stubborn dirt, dampen cloth slightly with water.

CAUTION! Do not use solvents, benzene, or abrasive cleaners. Never spray liquids directly onto unit.

Regulatory Information

FCC Part 15: Class B digital device; complies with limits for vehicle use. This device complies with Industry Canada license-exempt RSS standard(s). Copyright © Sony Corporation. For support, visit www.sony.com/electronics/support or contact Sony Customer Service at 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Blown fuse, wiring	Check vehicle fuse (10-15A); verify wiring connections (yellow/red/black).
No sound from speakers	Speaker wires, settings	Check speaker connections; ensure balance/fader not set to extreme.
CD/USB not recognized	Disc/drive format	Ensure CD is clean, not scratched; USB must be FAT32 format.
Poor radio reception	Antenna connection	Ensure antenna cable is securely plugged in; check antenna mast.
Remote not working	Batteries, obstruction	Replace batteries; ensure clear line of sight to front panel sensor.
Unit gets hot	Ventilation, overload	Ensure proper ventilation; check impedance of connected speakers (4-8 ohms).

Reset: Hold SETUP button for 5 seconds, select RESET ALL.

Service: 1-800-222-7669; www.sony.com/electronics/support