Sony XR-C400 Car Stereo Manual

The Sony XR-C400 is a single-DIN car stereo receiver featuring Bluetooth connectivity for hands-free calling and audio streaming, USB port for media playback and device charging, AM/FM tuner with preset stations, front auxiliary input, CD playback capability, 4 x 50W high power output, customizable illumination, and an intuitive control interface. 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. Bluetooth Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Main unit with CD slot, Front panel with display and controls, Remote Control (optional), Wiring harness, USB port, AUX-IN jack, Microphone input for hands-free.

Feature	Description
Bluetooth	For wireless audio streaming and hands-free phone calls
USB Port	For connecting USB drives, smartphones, and charging devices
CD Player	Plays audio CDs, CD-R/RW
AM/FM Tuner	Radio with 30 preset stations (18 FM, 12 AM)
AUX Input	3.5mm front panel jack for external audio devices
Power Output	4 x 50W max power (20W RMS)
Illumination	Adjustable display color (Red/White/Amber)
SOURCE Button	Cycles through input modes (Radio, CD, USB, BT, AUX)
VOL Knob	Master volume control and power on/off
Phone Button	Answers/ends calls and accesses phonebook

Installation

Unpack and inspect contents. Ensure vehicle battery is disconnected before installation.

Remove existing stereo: Use removal keys or tools specific to your vehicle.
Connect wiring harness: Match colors (Red: Ignition, Yellow: Battery, Black: Ground, etc.).
Connect antenna plug and speaker wires.
Secure unit into dashboard sleeve and reattach trim panel.
Reconnect vehicle battery and test functions.

WARNING! Disconnect negative battery terminal first to prevent short circuits or electrical damage. Ensure all connections are secure and insulated.

First-Time Setup

Power on the unit; follow initial configuration prompts.

Set clock: Press and hold SETUP, navigate to Clock setting.
Pair Bluetooth: Enter BT pairing mode from SOURCE menu, search on phone.
Program radio presets: Tune to station, press and hold a number (1-6) to store.
Adjust audio settings: Use AUDIO menu for Bass, Treble, Balance, Fader.
Set illumination color: In SETUP menu, select Display Color.

CAUTION! Perform setup only when vehicle is parked in a safe location.

Specifications

Chassis Size: Single-DIN (178mm x 50mm).
Tuner: FM/AM with 30 presets.
Audio: Max Power 4 x 50W, RMS Power 4 x 20W.
Connectivity: Bluetooth 4.2, USB 2.0 (supports MP3/WMA/AAC), 3.5mm AUX-IN.
CD Playback: Audio CD, CD-R/RW (MP3/WMA).
Display: Monochrome LCD with adjustable illumination.
Power Supply: 12V DC, negative ground.
Operating Temp: -10°C to +60°C (14°F to 140°F).

Controls and Settings

Access menus via SETUP button. Front Panel: VOL/PWR knob, SOURCE, Phone, EJECT, AUDIO, numbered preset buttons.

Remote (optional): POWER, VOLUME, MUTE, TRACK UP/DOWN, SOURCE, Numeric buttons.

Audio Settings: Bass, Treble, Balance, Fader, Loudness (On/Off). Radio: Manual tuning, Seek, Preset memory. Setup: Clock, Display Color (Red/White/Amber), Beep (On/Off), BT Device List, Language. Bluetooth: Pairing, Phonebook access, Call history, Audio streaming.

Connecting Devices

USB: Front port for flash drives or phone connection. AUX: 3.5mm cable to front jack. Bluetooth: Wireless pairing.

Ensure unit is on and in appropriate mode (USB, AUX, BT).
For USB: Insert drive; unit will read and play compatible files.
For AUX: Connect cable from device headphone jack to AUX-IN.
For Bluetooth: Activate pairing on both unit and device.

Tip: Use high-quality USB drives formatted as FAT32 for best compatibility.

Playing Media

Supports CD, USB, Bluetooth audio, and AUX input.

Insert CD: Press EJECT, load disc label-side up.
Play/Pause: Press the center of the VOL knob or PLAY/PAUSE on remote.
Skip Tracks: Use TRACK UP/DOWN buttons or seek knob.
Folder Navigation (USB): Press and hold TRACK buttons to skip folders.
Repeat/Random: Press AUDIO button repeatedly to cycle modes.
Eject CD: Press EJECT button; ensure unit is not in motion.

WARNING! Do not insert damaged or irregular-shaped discs. Do not use USB hubs; connect directly to port.

Bluetooth Features

Hands-Free Calling: Pair phone, use Phone button to answer/end calls, access phonebook via SETUP menu. Audio Streaming: Stream music from paired device; control playback from unit or phone. Multi-Pairing: Remember up to 5 devices.

Care & Maintenance

Use soft, dry cloth for cleaning. For stubborn dirt, dampen cloth slightly with water. Do not use solvents.

CAUTION! Avoid pressing display screen directly. Keep liquids away from unit and connectors.

Regulatory Information

FCC ID: AK8XR-C400. This device complies with Part 15 of the FCC Rules. Operation is subject to Bluetooth SIG licensing. Copyright © Sony Corporation. 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, ensure Yellow (Battery) and Red (Ignition) wires are connected properly.
Bluetooth not pairing	Visibility/previous pairings	Ensure BT is discoverable; delete old pairings from unit and phone; restart both devices.
USB not recognized	Format/power	Reformat drive to FAT32; use shorter cable; ensure drive draws less than 500mA.
No sound from speakers	Wiring/settings	Check speaker wire connections; verify Balance/Fader settings are centered.
CD skips or won't play	Disc/dirt	Clean disc; ensure it's not scratched; use lens cleaning CD if necessary.

Reset: Press and hold SETUP for 10 seconds, select Factory Reset.

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