Sony XR-3700RDS Car Stereo Manual

The Sony XR-3700RDS is an in-dash car stereo receiver featuring RDS (Radio Data System), CD playback, AM/FM tuner, 4x50W max power output, front auxiliary input, detachable faceplate security, and customizable audio settings. 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 & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Main unit with detachable faceplate, Remote Control (optional), Wiring harness, Antenna connector, Front AUX input, CD slot.

Feature	Description
RDS (Radio Data System)	Displays station information like song title and artist
CD Playback	Supports audio CDs and CD-R/RW
AM/FM Tuner	30 presets (18 FM, 12 AM)
Power Output	4 x 50W max (4 x 20W RMS)
Front AUX Input	3.5mm jack for portable audio devices
Detachable Faceplate	Security feature to prevent theft
Audio Settings	Bass, Treble, Fader, Balance, Loudness
Clock & Timer	Built-in clock with sleep timer function
MUTE	Instantly mutes audio
POWER	Turns unit on/off

Installation

Ensure vehicle is parked with ignition off. Disconnect negative battery terminal before beginning.

Remove existing stereo: Use removal keys or tools specific to your vehicle.
Connect wiring harness: Match colors (red to ignition, yellow to battery, black to ground).
Connect antenna plug: Push firmly into antenna socket on rear of unit.
Secure unit in dash: Use mounting sleeve and bend tabs to lock in place.
Reconnect battery and test functions.

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

First-Time Setup

After installation, power on the unit and configure basic settings.

Set the clock: Press and hold CLOCK button, use TUNE/SEEK to adjust time.
Program radio presets: Tune to desired station, press and hold a numbered button (1-6) for 2 seconds.
Adjust audio settings: Use SOUND button to cycle through Bass, Treble, Fader, Balance.
Enable RDS: In tuner mode, press MENU to access RDS settings (On/Off).

CAUTION! Do not operate settings while driving. Park vehicle safely first.

Specifications

Model: Sony XR-3700RDS.
Tuner: AM/FM with RDS.
CD Compatibility: Audio CD, CD-R, CD-RW.
Power Output: 50W x 4 max (20W x 4 RMS).
Audio Controls: Bass, Treble, Fader, Balance, Loudness.
Inputs: Front 3.5mm AUX input.
Presets: 30 total (18 FM, 12 AM).
Power Supply: 12V DC, negative ground.
Dimensions: DIN size (178mm x 50mm).

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE button, SOUND button, BAND button, numbered preset buttons (1-6), CD slot, AUX input.

Remote (optional): POWER, VOLUME, MUTE, SOURCE, PRESET up/down, PLAY/PAUSE, SKIP.

Audio Settings: Press SOUND repeatedly to cycle through Bass (-10 to +10), Treble (-10 to +10), Fader (Fade front/rear), Balance (Balance left/right). Tuner Settings: BAND to switch AM/FM; MENU for RDS, Local/DX, Scan. CD Functions: PLAY/PAUSE, SKIP, RANDOM, REPEAT. Clock/Timer: CLOCK button for setting; TIMER for sleep function.

Connecting Devices

AUX Input: Front 3.5mm jack for MP3 players, smartphones. Antenna: Standard car antenna plug.

Ensure unit is off before connecting.
Plug 3.5mm cable from device into front AUX input.
Select AUX source by pressing SOURCE button.
Control volume on both device and car stereo for optimal level.

Tip: Use a high-quality audio cable to minimize noise interference.

Playing Media

Supports Audio CDs and AUX input playback.

Insert CD: With label side up, gently insert into slot until it loads automatically.
Play/Pause: Press the center of the VOLUME knob or PLAY/PAUSE on remote.
Skip Tracks: Press SKIP (>>|) for next track; (|<<) for previous track.
Random/Repeat: Press MENU during CD play to access RANDOM (shuffle) or REPEAT (track/disc) modes.
Eject CD: Press and hold the center of the VOLUME knob or EJECT button if available.
AUX Playback: Select AUX source, control playback from connected device.

WARNING! Do not insert damaged, warped, or non-standard CDs. Avoid using in extreme temperatures.

Security Features

Detachable Faceplate: Press release button, slide faceplate off. Store separately when leaving vehicle. Security Code: If enabled, unit will prompt for a 4-digit code upon reconnection (default 0000 or as set by user).

Care & Maintenance

Use soft, dry cloth to clean faceplate and unit. For stubborn marks, dampen cloth slightly with water. Do not use solvents or abrasive cleaners.

CAUTION! Never clean or touch the laser lens inside the CD mechanism. Keep faceplate away from direct sunlight and heat.

Regulatory Information

FCC Part 15: Class B digital device. Complies with Canadian ICES-003. This device complies with part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference. 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
Unit does not power on	Wiring/ignition	Check fuse; ensure red (ignition) and yellow (battery) wires are connected properly.
No sound from speakers	Speaker wires/Fader	Verify speaker connections; check Fader/Balance settings (may be set to front only).
CD won't play or ejects	Disc format/damage	Ensure disc is audio CD format (not MP3 CD); clean disc; check for scratches.
Poor radio reception	Antenna connection	Ensure antenna plug is fully inserted; check antenna for damage.
"CODE" or "Protect" displayed	Security lock	Enter 4-digit security code (default 0000). If forgotten, contact Sony with proof of purchase.

Reset: Disconnect battery for 5 minutes to reset unit (note: may require security code upon reconnection).

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