Sony CDX-R3300 Car Stereo Manual

The Sony CDX-R3300 is a single-DIN car stereo featuring CD/MP3 playback, AM/FM tuner with 18 presets, front auxiliary input, detachable faceplate security, rotary volume control, and bass boost function. It delivers 52W x 4 high power output and includes a wired remote control input. 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: Main unit with CD slot, Detachable Faceplate, Wired Remote Control Input, Front AUX-IN (3.5mm), Power/Speaker Terminals.

Feature	Description
CD/MP3 Playback	Plays standard Audio CDs and MP3 files recorded on CD-R/RW
AM/FM Tuner	18 station presets (12 FM, 6 AM)
Front AUX Input	3.5mm jack for connecting portable audio devices
Detachable Faceplate	Security feature to prevent theft
Power Output	52W x 4 (max)
Bass Boost	Enhances low-frequency response
Rotary Volume Knob	For easy volume adjustment
Wired Remote Input	For optional Sony wired remote control
LCD Display	Shows track info, radio frequency, and settings
Clock Function	Time display

Installation

Unpack and inspect contents. Ensure vehicle is off and battery disconnected.

Remove existing stereo: Use DIN tools to release old unit.
Connect wiring harness: Match colors (Red to ignition, Yellow to battery constant, Black to ground).
Connect speakers: Match speaker wire polarity (+/-).
Connect antenna plug: Push firmly into antenna socket.
Secure unit: Slide into DIN slot until it clicks; attach mounting sleeve if provided.
Reconnect battery and test.

WARNING! Disconnect vehicle battery before installation to prevent short circuits. Ensure all connections are secure and insulated.

First-Time Setup

Reconnect battery; power on the unit.

Set the clock: Press and hold CLOCK button, use TUNE/SEEK to set time.
Program radio presets: Tune to desired station, press and hold a numbered button (1-6) for 2 seconds.
Adjust audio settings: Use BASS/TREBLE or BASS BOOST buttons to preference.
Detach faceplate: Press RELEASE button and store securely when leaving vehicle.

CAUTION! Do not force the faceplate during attachment/detachment. Store faceplate away from extreme temperatures.

Specifications

Form Factor: Single-DIN (180mm x 50mm).
Power Output: 52W x 4 (Max), 17W x 4 (RMS).
Tuner: AM/FM with 18 presets.
Playback Formats: Audio CD, CD-R/RW, MP3 (on CD).
Frequency Response: 20Hz - 20kHz.
Signal-to-Noise Ratio: >90dB (CD).
Inputs: Front 3.5mm AUX, Wired Remote Input.
Power Supply: 12V DC, negative ground.
Operating Temp: -10°C to +60°C.

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE button, BASS/TREBLE, BAND, TUNE/SEEK, numbered preset buttons, OPEN/CLOSE (CD), AUX button.

Remote (Optional): Basic playback and volume controls.

Audio: BASS, TREBLE, BASS BOOST, LOUDNESS (On/Off). Radio: Manual tuning (TUNE), Seek (SEEK), Preset memory. CD/MP3: PLAY/PAUSE, STOP, SKIP (TRACK UP/DOWN), REPEAT (RPT), RANDOM (RDM). Display: Dimmer control (adjusts display brightness). Clock: Set time.

Connecting Devices

AUX Input: Front 3.5mm jack for portable players. Wired Remote: Optional remote control input on rear.

Turn off the unit before connecting.
Plug 3.5mm cable from device into front AUX jack.
Press SOURCE to select AUX mode.
For wired remote, connect to designated port on rear of unit.

Tip: Use a high-quality shielded cable for AUX connection to minimize noise.

Playing Media

Supports Audio CDs and MP3 CDs.

Insert disc: Press OPEN/CLOSE, load CD label-side up.
Play: Press PLAY/PAUSE; unit usually starts playback automatically.
Skip tracks: Press TRACK UP/DOWN (>>| / |<<).
Fast Search: Press and hold TRACK UP/DOWN during playback.
Repeat/Random: Press RPT for repeat track/all; press RDM for random play.
Stop/Eject: Press STOP; press OPEN/CLOSE to eject disc.
MP3 Navigation: Use TUNE/SEEK to skip folders (if supported).

WARNING! Do not use damaged or irregularly shaped CDs. Do not insert foreign objects into the CD slot.

Security Features

Detachable Faceplate: Primary theft deterrent. Remove by pressing RELEASE button. Security Code (if equipped): Code can be set to disable unit if power is disconnected. Refer to manual for code setting procedure.

Care & Cleaning

Disconnect power before cleaning. Use soft, dry cloth for faceplate and display. For CD lens, use approved CD lens cleaner only.

CAUTION! Do not use solvents, chemicals, or compressed air. Keep faceplate away from direct sunlight and liquids.

Regulatory Information

FCC Part 15: Class B digital device; complies with limits for vehicle installation. This device complies with Part 15 of the FCC Rules. 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	Power/Battery connection	Check fuse; verify Red/Yellow/Black wires are connected properly; reconnect battery.
No sound from speakers	Speaker wiring/Source	Check speaker connections and polarity; ensure source is selected (e.g., CD, FM).
CD will not play	Disc format/Damage	Ensure disc is CD-DA or MP3 format; clean disc; check for scratches.
Poor radio reception	Antenna connection	Ensure antenna plug is fully inserted; check antenna for damage.
Faceplate not attaching	Misalignment/Debris	Align correctly and push firmly; clean connectors on unit and faceplate.

Reset: Disconnect power (remove fuse or battery connection) for 2 minutes, then reconnect.

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