Sony 11B Car Stereo Manual

The Sony 11B is an advanced in-dash car stereo system featuring AM/FM radio with 18 FM and 6 AM presets, CD player with MP3/WMA playback capability, auxiliary input for external audio devices, front panel USB port for media playback and charging, built-in amplifier (4 x 50W max), detachable faceplate security, customizable illumination, bass/treble/midrange EQ controls, loudness function, and steering wheel control compatibility. 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 adapter, Mounting sleeve, User manual.

Feature	Description
AM/FM Tuner	18 FM and 6 AM station presets
CD Player	Plays CD, CD-R, CD-RW, MP3, WMA formats
USB Port	Front panel USB for flash drives and device charging
Auxiliary Input	3.5mm jack for external audio sources
Power Output	4 x 50 Watts maximum power
Detachable Faceplate	Security feature to prevent theft
EQ Controls	Bass, Treble, Midrange adjustments
Illumination	Customizable display colors (Red/Blue/Green)
Steering Wheel Control	Compatible with most vehicle interfaces
Clock	Digital clock with sleep timer

Installation

Unpack and verify all components. Ensure vehicle battery is disconnected before installation.

Remove existing stereo: Use removal tools to extract old unit from dashboard.
Connect wiring harness: Match color-coded wires (red=ignition, yellow=battery, black=ground).
Connect antenna adapter: Plug vehicle antenna cable into provided adapter.
Secure mounting sleeve: Insert sleeve into dashboard opening.
Connect and test: Connect wiring harness to unit, reconnect battery, test functions.
Final installation: Slide unit into mounting sleeve until it clicks securely.

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

First-Time Setup

After installation, reconnect battery and power on the system.

Set clock: Press and hold CLOCK button, use tuning knob to set time.
Program radio stations: Tune to desired station, press and hold preset button (1-6 for AM, 1-18 for FM).
Adjust audio settings: Use AUDIO button to access bass, treble, balance, fader controls.
Set illumination color: Press DISP button repeatedly to cycle through color options.
Configure security: Remove faceplate when leaving vehicle unattended.

CAUTION! Ensure vehicle is in park with parking brake engaged during setup.

Specifications

Power Requirements: 12V DC, negative ground.
Tuner Section: FM 87.5-108 MHz, AM 530-1710 kHz.
Audio Output: 4 x 50W max (4 x 22W RMS).
Frequency Response: 20Hz-20kHz.
Signal-to-Noise Ratio: >80dB (CD), >65dB (FM).
Supported Media: CD, CD-R, CD-RW, MP3, WMA, USB flash drives.
USB Charging: 5V/1A output for mobile devices.
Dimensions: DIN size (178mm x 50mm x 159mm).
Operating Temperature: -20°C to 60°C (-4°F to 140°F).

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE button, AUDIO button, DISP button, EJECT button, USB port, AUX input.

Remote: POWER, Numeric buttons, VOLUME UP/DOWN, MUTE, BAND, PRESET, PLAY/PAUSE, SKIP, REPEAT.

Audio Settings: Bass (-10 to +10), Treble (-10 to +10), Midrange (-10 to +10), Balance (L/R), Fader (F/R), Loudness (On/Off). Display: Illumination color (Red/Blue/Green), Dimmer (On/Off), Clock display. Radio: Auto-store, Local/DX reception, Mono/stereo. CD/USB: Repeat (Track/All/Random), Scan, Intro play.

Connecting Devices

USB: Front port for flash drives and charging. AUX: 3.5mm jack for smartphones/MP3 players.

Turn off vehicle before connecting devices.
For USB: Insert flash drive directly into front port.
For AUX: Connect 3.5mm cable from device to AUX input.
Select source: Press SOURCE button to cycle through Radio/CD/USB/AUX.

Tip: Format USB drives as FAT32 for best compatibility. Maximum capacity: 32GB.

Playing Media

Supports CD, USB flash drives with MP3/WMA files.

Insert media: For CD, press EJECT, place disc label-up, press again to close. For USB, insert directly.
Play: Press PLAY or select SOURCE to appropriate mode.
Navigation: Use SKIP buttons for next/previous track, fast forward/rewind by holding.
Repeat/Shuffle: Press REPEAT to cycle through repeat modes; press and hold for shuffle.
Folder navigation (USB): Use left/right arrows to navigate folders, up/down for files.
Pause: Press PLAY/PAUSE to pause/resume playback.
Eject: Press EJECT button to remove CD.

WARNING! Do not insert damaged discs. Do not use USB devices with excessive heat. Never remove USB device during playback.

Security Features

Detachable Faceplate: Press release button, slide faceplate off for security. Security Code: 4-digit code can be set to disable unit if stolen (default 0000). Steering Wheel Controls: Compatible with most vehicles using appropriate interface adapter.

Care & Maintenance

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

CAUTION! Never spray cleaning fluids directly on unit. Avoid extreme temperatures and moisture.

Regulatory Information

FCC Part 15: Class B digital device compliant. 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. All rights reserved. Sony and the Sony logo are trademarks of Sony Corporation. For support, visit www.sony.com/auto or contact 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/ fuse	Check fuse in power wire; verify proper connections; ensure ignition wire has 12V.
No sound from speakers	Speaker connections	Verify speaker wires are connected properly; check speaker impedance (4-8 ohms).
Radio poor reception	Antenna connection	Ensure antenna cable is fully inserted; check antenna adapter compatibility.
CD/USB not reading	Media format/damage	Ensure disc is clean; verify USB is FAT32 format; try different media.
Unit asks for code	Power interruption	Enter security code (default 0000); if forgotten, contact Sony support.
Overheating	Ventilation/installation	Ensure proper ventilation around unit; check wiring for shorts.

Reset: Disconnect battery for 5 minutes to reset unit memory (will lose presets).

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