Sony SD22X Car Stereo Manual

The Sony SD22X is an advanced in-dash car stereo featuring AM/FM radio with 30 station presets, CD/MP3/WMA playback, USB and auxiliary input ports, Bluetooth connectivity for hands-free calling and audio streaming, detachable faceplate security, customizable EQ settings, and a high-power MOSFET amplifier. 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. Bluetooth Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Main unit with detachable faceplate, Remote Control, Wiring harness, Mounting sleeve, USB extension cable, User manual.

Feature	Description
AM/FM Tuner	30 preset stations (18 FM, 12 AM)
CD Player	Plays CD, CD-R, CD-RW, MP3, WMA
USB Port	For USB flash drives and iPod/iPhone connectivity
Auxiliary Input	3.5mm jack for external audio devices
Bluetooth	Hands-free calling and audio streaming
MOSFET Amplifier	50W x 4 high power output
Detachable Faceplate	Security feature to prevent theft
EQ Settings	Customizable sound profiles (ROCK, POP, CLASSIC, etc.)
Illumination	Adjustable button/display color
Remote Control	Included for convenient operation

Installation

Unpack and inspect contents. Ensure vehicle is parked with ignition off.

Disconnect negative battery terminal for safety.
Remove existing stereo using provided removal keys.
Connect wiring harness: Match colors (Red to ignition, Yellow to constant power, Black to ground).
Connect antenna cable and any additional cables (USB extension).
Slide unit into mounting sleeve and secure with bent tabs.
Reconnect battery and test functions before final assembly.

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

First-Time Setup

Power on the unit; follow initial setup prompts.

Set clock: Press and hold CLOCK button, use tuning knob to adjust.
Program radio stations: Tune to desired station, press and hold a preset button (1-6) for 2 seconds.
Pair Bluetooth: Enter pairing mode from source menu, search for "SD22X" on your phone.
Adjust sound settings: Use EQ menu to select preset or customize bass/treble.
Set illumination: Choose color from DISP menu to match dashboard.

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

Specifications

Power Output: 50W x 4 (MOSFET).
Tuner: AM/FM with 30 presets.
CD Formats: CD-DA, CD-R, CD-RW, MP3, WMA.
USB: Supports up to 32GB, FAT16/FAT32.
Bluetooth: Version 4.2, profiles A2DP, AVRCP, HFP.
Inputs: USB, 3.5mm AUX.
Preamp Outputs: 2-channel (front/rear).
Power Supply: 12V DC, negative ground.
Dimensions: DIN size (178mm x 50mm).

Controls and Settings

Access menus via FUNCTION button. Front Panel: POWER/VOLUME knob, SOURCE, EJECT, AUX/USB port.

Remote: POWER, Numeric buttons, VOLUME UP/DOWN, MUTE, SOURCE, BAND, PRESET UP/DOWN.

Radio: BAND to switch AM/FM; PRESET to recall stations. Audio: EQ for sound profiles (ROCK, POP, CLASSIC, FLAT, USER), Bass/Treble adjustment, Loudness (On/Off). Setup: Clock setting, Display color (Red/Blue/Green/White), Beep (On/Off), Bluetooth device management. Security: Detach faceplate by pressing RELEASE button.

Connecting Devices

USB: Connect flash drive or iPod/iPhone via USB extension cable. AUX: 3.5mm cable from external device to AUX IN.

Ensure unit is off before connecting devices.
Insert USB drive fully into port.
Connect 3.5mm cable to headphone jack of external device.
Select source (USB or AUX) via SOURCE button.

Tip: For best USB compatibility, format drive as FAT32.

Playing Media

Supports CD, USB, AUX, Bluetooth audio.

Insert CD: Press EJECT, place disc label side up, press again to close.
Play: Press PLAY/PAUSE; skip tracks with |<< / >>| buttons.
USB playback: Navigate folders with FOLDER UP/DOWN buttons.
Repeat/Shuffle: Press RPT or RDM during playback.
Scan: Press and hold |<< or >>| to scan through tracks.
Eject CD: Press EJECT button; remove disc when tray opens.

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

Bluetooth Features

Hands-free calling: Answer/end calls with PHONE button on remote or unit. Audio streaming: Stream music from compatible devices.

Pairing: Enter BT menu, select "Pairing", confirm PIN (0000) on phone.
Connect automatically after first pairing when Bluetooth is enabled.
Phonebook access: Sync contacts via Bluetooth (supported phones).
Last number redial: Press PHONE button twice quickly.

Note: Bluetooth performance may vary by device and environment.

Care & Maintenance

Use soft, dry cloth for cleaning. Do not use solvents or abrasive cleaners.

CAUTION! Always detach faceplate before cleaning. Keep unit dry and away from direct sunlight.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. ICES-003: Complies with Canadian EMI regulations. Bluetooth SIG: Qualified Bluetooth product. Copyright © Sony Corporation. For support, visit www.sony.com/audio or contact 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/ignition	Check fuse, wiring connections, ensure ignition is on.
No sound from speakers	Speaker wires/settings	Verify speaker connections; check mute/fade/balance settings.
CD/USB not reading	Disc/drive format	Clean disc; ensure USB is FAT32; try different media.
Bluetooth not connecting	Pairing mode/distance	Enable pairing on phone; stay within 3 feet; delete old pairing.
Poor radio reception	Antenna connection	Ensure antenna cable is secure; extend antenna fully.

Reset: Press and hold POWER button for 10 seconds to reset unit.

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