Sony 68 Car Stereo Manual

The Sony 68 Car Stereo is a high-performance in-dash receiver featuring AM/FM radio with 30 station presets, CD player with MP3/WMA playback capability, built-in amplifier, auxiliary input, USB connectivity, detachable faceplate security, customizable illumination, adjustable bass/treble, loudness control, and remote control compatibility. Designed for 12V DC vehicle electrical 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. Security 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, AUX IN jack, USB port.

Feature	Description
AM/FM Tuner	30 station presets (18 FM, 12 AM)
CD Player	Plays audio CDs, CD-R/RW, MP3/WMA files
USB Port	For USB flash drives and device connectivity
AUX IN Jack	3.5mm input for external audio devices
Preamp Outputs	Front/Rear/Subwoofer RCA outputs
Detachable Faceplate	Security feature to prevent theft
Illumination	Adjustable display color (Red/Green/Amber)
Audio Controls	Bass, Treble, Fader, Balance, Loudness
Power Output	50W x 4 channels (max)
Power Source	12V DC, negative ground vehicles

Installation

Unpack and verify all components. Ensure vehicle is parked with ignition off.

Disconnect negative battery terminal for safety.
Remove existing stereo: Use removal tools for factory unit.
Connect wiring harness: Match colors (Red=Ignition, Yellow=Battery, Black=Ground).
Connect antenna cable and preamp outputs if using external amplifiers.
Secure unit in dash using mounting sleeve and brackets.
Reconnect battery and test functions before final assembly.

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

First-Time Setup

After installation, power on unit and configure basic settings.

Set clock: Press and hold CLOCK button, use tuning knob to adjust.
Program radio stations: Tune to desired station, press and hold preset button.
Adjust audio settings: Use BASS/TREBLE controls for preferred sound.
Set illumination color: Enter menu, select DISPLAY, choose color option.
Enable security: Detach faceplate when leaving vehicle unattended.

CAUTION! Do not operate while driving. Make adjustments only when vehicle is safely parked.

Specifications

Power Output: 50W x 4 (Max), 17W x 4 (RMS)
Tuner Sensitivity: FM 10.3 dBf, AM 27 µV
Frequency Response: 20Hz - 20kHz
Signal-to-Noise Ratio: >80 dB (CD)
Supported Formats: Audio CD, CD-R/RW, MP3, WMA
USB Support: USB 2.0, up to 32GB flash drives
Preamp Outputs: 2V front/rear, 4V subwoofer
Display: Multi-color LCD with dimmer control
Power Requirement: 12V DC, 10A fuse
Operating Temperature: -20°C to 60°C (-4°F to 140°F)

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE button, EJECT, AUX/USB port, Faceplate release.

Remote Control: POWER, Numeric buttons, SOURCE, VOLUME UP/DOWN, MUTE, PLAY/PAUSE, TRACK UP/DOWN, MENU.

Audio Settings: BASS (-10 to +10), TREBLE (-10 to +10), FADER (Front/Rear balance), BALANCE (Left/Right), LOUDNESS (On/Off). Radio Settings: Manual/Auto tuning, Local/DX reception, Preset memory. CD Settings: Repeat (Track/All), Random play, Scan. System Settings: Clock, Display color, Dimmer, Beep tone, Reset.

Connecting Devices

USB: Connect flash drive or compatible device. AUX: 3.5mm cable from portable player. Amplifiers: Use RCA preamp outputs.

Ensure unit is off before connecting devices.
Insert USB drive directly into port (avoid excessive force).
Connect AUX cable to headphone jack of external device.
For amplifiers: Connect RCA cables matching channels (Front=White/Red, Rear=Gray/Violet, Sub=Green).
Select source: Press SOURCE to cycle through Radio/CD/AUX/USB.

Tip: Format USB drives as FAT32 for best compatibility. Maximum directory levels: 8.

Playing Media

Supports CD, USB, and AUX input playback.

Insert CD: Press EJECT, place disc label side up, gently push to close.
USB playback: Insert drive, unit automatically reads files (MP3/WMA supported).
Play/Pause: Press PLAY/PAUSE button or remote control.
Track navigation: Use TRACK UP/DOWN or numeric buttons for direct selection.
Scan: Press and hold TRACK button to sample each track for 10 seconds.
Repeat/Random: Press RPT for repeat modes, RDM for random play.
Folder navigation (USB): Use LEFT/RIGHT buttons to move between folders.
Fast forward/rewind: Press and hold TRACK buttons during playback.

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

Security Features

Detachable Faceplate: Press release button, slide faceplate off. Security Code: Optional 4-digit code (default 0000) can be set in menu. If power disconnected, enter code to reactivate unit.

Care & Maintenance

Clean with soft, dry cloth only. Do not use chemicals or abrasive materials. Store faceplate in protective case when detached. Keep discs clean and free of scratches.

CAUTION! Never insert objects into CD slot or USB port. Avoid liquid exposure.

Regulatory Information

FCC Part 15 Compliance: This device complies with Class B digital device limits. CE Mark: Meets European safety standards. Copyright © Sony Corporation. All trademarks are property of their respective owners. For support, visit www.sony.com/electronics/support or contact 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Blown fuse, wiring	Check vehicle fuse (10A); verify wiring connections; ensure ground connection.
Radio poor reception	Antenna connection	Ensure antenna cable fully inserted; check antenna mast condition.
CD won't play	Disc format/damage	Check disc for scratches; ensure compatible format (audio CD, MP3/WMA).
USB not recognized	Format/compatibility	Reformat as FAT32; check file structure (max 500 files per folder).
No sound from speakers	Speaker wiring	Verify speaker connections; check fader/balance settings; test speakers individually.
Unit requests code	Power interruption	Enter 4-digit security code (default 0000).
Remote not working	Batteries/obstruction	Replace batteries; ensure clear line of sight to front panel.

Reset: Hold MENU button for 5 seconds, select FACTORY RESET (erases all presets).

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