Sony XR-C440 Car Stereo Manual

The Sony XR-C440 is a single-DIN car stereo featuring Bluetooth connectivity for hands-free calling and audio streaming, USB port for device charging and media playback, AM/FM radio with preset stations, 4x55W high power output, front auxiliary input, detachable faceplate security, and customizable audio settings with EQ presets. 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. Bluetooth & USB Operation 8. Security Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Main unit with detachable faceplate, Remote Control (optional), Wiring harness, USB port, AUX input, Bluetooth antenna.

Feature	Description
Bluetooth	For hands-free calling and wireless audio streaming
USB Port	For charging devices and playing media files
AM/FM Tuner	With 30 preset stations (18 FM, 12 AM)
Power Output	4 x 55W max (20W RMS)
AUX Input	3.5mm front panel input for external audio sources
Detachable Faceplate	Security feature to prevent theft
EQ Presets	Customizable sound profiles (Rock, Pop, Jazz, etc.)
Display	Monochrome LCD with adjustable dimmer
Steering Wheel Control	Compatible with optional interface
Power Requirements	12V DC, negative ground

Installation

Unpack and verify all components. Ensure vehicle is parked with ignition off.

Disconnect negative battery terminal for safety.
Remove existing stereo (if applicable) using proper removal tools.
Connect wiring harness: Match colors (red=ignition, yellow=constant, black=ground).
Connect antenna plug and Bluetooth antenna (if included).
Secure unit in dashboard using mounting sleeve and brackets.
Reconnect battery and test functions before final assembly.

WARNING! Incorrect wiring may cause damage or fire. Consult professional installer if unsure.

First-Time Setup

Power on unit; follow initial configuration.

Set clock: Press SOURCE to enter settings, adjust time.
Pair Bluetooth: Enable pairing on phone, select "XR-C440" from device list.
Program radio presets: Tune to station, press and hold preset button.
Adjust audio settings: Use EQ menu to select preset or customize.
Set display dimmer: Adjust for day/night visibility.

CAUTION! Do not operate while driving. Park vehicle for setup.

Specifications

Dimensions: Single-DIN (178mm x 50mm x 159mm).
Power Output: 55W x 4 max (20W RMS x 4).
Frequency Response: 20Hz - 20kHz.
Signal-to-Noise Ratio: >80dB.
Bluetooth Version: 4.2 with A2DP/AVRCP/HFP.
USB Support: MP3/WMA/AAC playback, 5V/1.5A charging.
Radio Tuner: FM/AM with RDS (where available).
Power Supply: 12V DC (10.8-16V operating range).
Operating Temperature: -20°C to +60°C.

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE, BAND, MENU, USB/AUX buttons.

Remote (optional): POWER, VOLUME, TRACK, SOURCE, MUTE, PHONE.

Audio Settings: EQ (Rock, Pop, Jazz, Custom), Bass/Treble, Balance/Fader, Loudness. Radio: Manual/seek tuning, preset memory. Bluetooth: Pairing list management, call history. System: Clock, display dimmer, button beep, reset to factory defaults.

Connecting Devices

USB: Connect compatible flash drive or charging cable. AUX: 3.5mm cable to external player. Bluetooth: Pair mobile devices.

Ensure ignition is in ACC or ON position.
For USB: Insert drive; unit will auto-detect and play supported files.
For AUX: Connect cable, press AUX button to switch source.
For Bluetooth: Enable pairing mode from SOURCE menu.

Tip: Format USB drive as FAT32 for best compatibility.

Bluetooth & USB Operation

Supports hands-free calls and audio streaming via Bluetooth; USB media playback.

Bluetooth calling: Answer/end calls with PHONE button; use volume knob during call.
Audio streaming: Select BT AUDIO source; control playback from unit or phone.
USB playback: Supports folder navigation, repeat/shuffle modes.
Voice dial: Press and hold PHONE button to activate phone voice assistant.
Device charging: USB port provides 1.5A output for smartphones.

WARNING! Do not handle USB drives while driving. Secure cables to avoid distraction.

Security Features

Detachable Faceplate: Remove when parked to deter theft. Security Code: Optional code can be set (default 0000).

Care & Maintenance

Use soft, dry cloth for cleaning. Do not use solvents or abrasive materials.

CAUTION! Store faceplate in protective case. Avoid extreme temperatures.

Regulatory Information

FCC ID: AK8XR-C440. Complies with Part 15 FCC rules. This device complies with Industry Canada license-exempt RSS standard(s). Bluetooth® is a registered trademark of Bluetooth SIG, Inc. For support, visit www.sony.com/electronics/support or contact 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/ignition	Check fuse (10A); verify ignition wire connection; ensure ground is secure.
Bluetooth not pairing	Distance/interference	Ensure phone Bluetooth is on; delete old pairing; restart both devices.
USB not recognized	Format/capacity	Reformat as FAT32; use drive under 32GB; check for file compatibility.
Poor radio reception	Antenna connection	Ensure antenna plug is fully inserted; check antenna for damage.
Distorted sound	Settings/speakers	Reset EQ to flat; check speaker wiring polarity; verify impedance (4-8 ohms).

Reset: Hold MENU button for 5 seconds to factory reset.

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