Sony Model XR-3509 Car Stereo Manual

The Sony Model XR-3509 is an advanced in-dash car stereo featuring AM/FM radio, CD player, MP3/WMA playback, USB and auxiliary inputs, Bluetooth connectivity for hands-free calling and audio streaming, customizable equalizer settings, detachable faceplate security, and steering wheel control compatibility. Designed for 12V DC vehicle power systems. 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 detachable faceplate, Remote Control, Wiring harness, Antenna connector, USB port, AUX input, Microphone for hands-free.

Feature	Description
AM/FM Tuner	30 station presets (18 FM, 12 AM) with seek/scan
CD Player	Plays audio CDs, CD-R/RW, MP3/WMA files
USB Port	For USB flash drives and iPod/iPhone connectivity
AUX Input	3.5mm jack for external audio devices
Bluetooth	Wireless audio streaming and hands-free calling
EQ Settings	Customizable sound profiles (ROCK, POP, JAZZ, etc.)
Detachable Face	Security feature to prevent theft
Power Output	50W x 4 channels max power
Steering Control	Compatible with optional steering wheel remote
Display	Multi-color LCD with adjustable dimmer

Installation

Unpack and inspect contents. Ensure vehicle is turned off.

Disconnect vehicle battery: Remove negative terminal for safety.
Remove existing stereo: Use removal keys or tools as needed.
Connect wiring harness: Match colors (red=ignition, yellow=battery, black=ground).
Connect antenna: Plug antenna cable into rear port.
Secure unit: Insert into dashboard and fasten with mounting sleeve.
Reconnect battery and test.

WARNING! Incorrect wiring can damage unit or vehicle electrical system. Consult professional if unsure.

First-Time Setup

Power on unit; follow initial configuration.

Set clock: Press SOURCE to enter settings, adjust time.
Program radio stations: Use auto-store or manual preset assignment.
Pair Bluetooth: Enable pairing mode, search from mobile device.
Adjust sound: Use EQ menu to select preset or customize.
Set security code: For detachable faceplate anti-theft.

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

Specifications

Power Supply: 12V DC, negative ground.
Output Power: 50W x 4 (max), 17W x 4 (RMS).
Tuner: FM 87.5-108 MHz, AM 530-1710 kHz.
Supported Media: CD, CD-R/RW, MP3, WMA, USB mass storage.
Bluetooth: Version 4.2, profiles A2DP, HFP.
Inputs: USB, AUX, microphone.
Display: LCD with adjustable illumination.
Dimensions: DIN size (178mm x 50mm).
Operating Temp: -20°C to 60°C.

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE, EJECT, MENU, numeric buttons.

Remote: POWER, VOLUME, SOURCE, MUTE, TRACK UP/DOWN, PRESET, MENU.

Audio Settings: BASS, TREBLE, FADER, BALANCE, EQ presets (ROCK, POP, JAZZ, FLAT, CUSTOM). Radio: Auto-store, manual tuning, seek/scan. Bluetooth: Pairing, phonebook access, call history. Display: Dimmer, color themes. Security: Code setting for faceplate.

Connecting Devices

USB: Connect flash drive or iPod to front USB port. AUX: Use 3.5mm cable for external player. Bluetooth: Pair mobile device.

Ensure unit is on and in correct source mode.
For USB: Insert drive; unit will detect and play automatically.
For AUX: Connect cable, select AUX source.
For Bluetooth: Enable pairing, select "XR-3509" on device.

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

Playing Media

Supports CD, USB, AUX, Bluetooth audio.

Insert CD: Press EJECT, load disc label-side up.
USB playback: Insert drive, unit auto-plays or navigate folders.
Track control: Use SKIP/SEARCH for next/previous.
Repeat/shuffle: Press RPT or RDM during playback.
Folder navigation: Use LEFT/RIGHT buttons for USB directory.
Fast forward/rewind: Press and hold SKIP buttons.
Pause: Press PAUSE during playback.
Eject: Press EJECT to remove CD.

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

Bluetooth Features

Hands-free calling: Answer/end calls with remote or unit buttons. Audio streaming: Play music from paired device. Phonebook: Sync contacts for voice dialing.

Pairing: Enter BT settings, enable discovery, connect from phone.
Call handling: Use microphone for calls; adjust volume during call.
Disconnect: Turn off BT or delete pairing from menu.

Note: Bluetooth performance may vary by device and environment.

Care & Maintenance

Clean with dry, soft cloth. Do not use solvents. Remove faceplate when not in use for security.

CAUTION! Avoid moisture and direct sunlight. Store faceplate in protective case.

Regulatory Information

FCC ID: AK8XR3509. Complies with Part 15 of FCC rules. This device may not cause harmful interference and must accept any interference received. Bluetooth is a trademark of Bluetooth SIG, Inc. Copyright © Sony Corporation. For support, visit www.sony.com/audio or contact 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/fuse	Check connections; verify vehicle fuse; ensure ground secure.
No sound	Mute/settings	Check mute; verify source; adjust volume/fader.
CD won't play	Disc/dirty lens	Use compatible disc; clean lens with approved cleaner.
Bluetooth not pairing	Distance/pairing mode	Ensure within range; re-enable pairing; delete old pairing.
Radio poor reception	Antenna/connection	Extend antenna fully; check antenna cable connection.
USB not recognized	Format/power	Reformat to FAT32; use powered hub if needed.

Reset: Press reset button on faceplate or disconnect battery for 1 minute.

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