Sony CDX-R3350 Car Stereo Manual

The Sony CDX-R3350 is a single-DIN car stereo featuring a CD/MP3 player, AM/FM tuner with 18 FM/12 AM presets, front auxiliary input, detachable faceplate security, 52W x 4 high power output, CD-R/RW playback capability, and Bass Engine System for sound customization. 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, Remote Control (optional), Wiring harness, Antenna connector, Front AUX input.

Feature	Description
CD/MP3 Player	Plays audio CDs and MP3 files from CD-R/RW
AM/FM Tuner	18 FM and 12 AM station presets
Front AUX Input	3.5mm jack for connecting portable audio devices
Detachable Faceplate	Security feature to prevent theft
Power Output	52W x 4 channels (max)
Bass Engine System	Adjustable bass, treble, fader, balance
LCD Display	Shows track info, radio frequency, settings
Clock	Digital clock with timer
Audio Mute	Instant mute function
Power/Antenna Connector	For vehicle power and antenna connection

Installation

Unpack and inspect contents. Ensure vehicle is turned off.

Disconnect vehicle battery: Remove negative terminal for safety.
Remove existing stereo: Use DIN tools to release old unit.
Connect wiring harness: Match colors (red=ignition, yellow=battery, black=ground).
Connect antenna: Plug antenna cable into rear port.
Secure unit: Slide into DIN slot until it clicks; attach trim ring if included.
Reconnect battery and test.

WARNING! Incorrect wiring may damage the unit or vehicle electrical system. Consult vehicle manual if unsure.

First-Time Setup

Power on unit; follow initial setup.

Set clock: Press and hold CLOCK, adjust with tuning knob.
Program radio presets: Tune to desired station, press and hold preset button (1-6).
Adjust sound: Use BASS/TREBLE, FADER, BALANCE controls.
Detach faceplate: Press RELEASE button and store securely when leaving vehicle.

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

Specifications

Form Factor: Single-DIN (178mm x 50mm).
Power Output: 52W x 4 (max), 17W x 4 (RMS).
Tuner: FM 87.5-108 MHz, AM 530-1710 kHz.
Supported Media: CD, CD-R, CD-RW, MP3 CD.
Audio Input: Front 3.5mm AUX.
Frequency Response: 20Hz-20kHz.
Power Supply: 12V DC, negative ground.
Operating Temp: -10°C to +60°C.
Dimensions (WxHxD): 178mm x 50mm x 160mm.

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE button, BAND, TUNING knob, AUDIO (for sound settings), DISP (display mode), OPEN/CLOSE (CD slot).

Remote (optional): POWER, VOLUME, SOURCE, PRESET, SEEK, PLAY/PAUSE.

Audio Settings: BASS (-10 to +10), TREBLE (-10 to +10), FADER (front/rear), BALANCE (left/right). Radio: Manual/auto tuning, preset memory. CD/MP3: Repeat (1/ALL/OFF), random play, scan. Display: Dimmer control, clock display toggle.

Connecting Devices

AUX Input: Front 3.5mm jack for portable players. External Amplifier: Use pre-out connections if available.

Turn off unit before connecting devices.
Plug 3.5mm cable from device into front AUX jack.
Select AUX source by pressing SOURCE repeatedly.
Adjust volume on both device and car stereo.

Tip: Use high-quality cables to minimize audio interference.

Playing Media

Supports audio CD, MP3 CD, CD-R/RW.

Insert disc: Press OPEN/CLOSE, load CD label-side up.
Play: Press PLAY; use TUNING knob or arrows to select tracks.
Skip: Press SEEK forward/back for next/previous track.
Repeat/Random: Press AUDIO to access REPEAT (1/ALL) and RANDOM modes.
Scan: Press and hold SEEK to sample each track for 10 seconds.
MP3 Navigation: Use TUNING knob to browse folders/files.
Eject: Press OPEN/CLOSE to remove disc.

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

Security Features

Detachable Faceplate: Press RELEASE button to remove; store separately. Security Code: Optional code can be set to disable unit if stolen (see manual for setup).

Care & Cleaning

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

CAUTION! Do not use solvents or abrasive cleaners. Keep liquids away from unit.

Regulatory Information

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/fuse	Check connections; replace vehicle fuse (10-15A).
No sound	Mute/speakers	Check mute; verify speaker connections; adjust volume.
CD won't play	Disc/dirty lens	Ensure disc is clean/undamaged; use cleaning disc.
Poor radio reception	Antenna	Ensure antenna is fully extended/connected.
Faceplate won't attach	Misalignment	Align guides properly; press firmly until click.
Unit locked (CODE)	Security code	Enter 4-digit security code (default 0000).

Reset: Disconnect battery for 1 minute to reset unit memory.

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