Sony 85P Car Stereo Manual

The Sony 85P is an advanced car stereo system featuring AM/FM radio with digital tuning, CD player with MP3/WMA playback capability, auxiliary input for external devices, USB connectivity, Bluetooth for hands-free calling and audio streaming, customizable equalizer settings, detachable faceplate security, 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. 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, Antenna connector, USB port, AUX IN jack, Microphone for Bluetooth.

Feature	Description
AM/FM Tuner	Digital tuning with preset stations (18 FM, 6 AM)
CD Player	Plays audio CDs, CD-R/RW with MP3/WMA files
USB Port	For USB flash drives and device connectivity
AUX IN Jack	3.5mm input for external audio devices
Bluetooth	Hands-free calling and audio streaming
Power Output	50W x 4 channels (max)
Detachable Faceplate	Security feature to prevent theft
EQ Settings	Customizable sound profiles (ROCK, POP, CLASSIC, etc.)
Steering Wheel Control	Compatible with most vehicle systems (adapter required)
Display	Multi-color LCD with adjustable dimmer

Installation

Unpack and inspect contents. 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: Plug antenna cable into rear connector.
Secure unit: Slide stereo into dash sleeve and secure with mounting brackets.
Reconnect battery and test functions.

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

First-Time Setup

Power on stereo; follow initial configuration prompts.

Set clock: Press SETUP, navigate to CLOCK settings, adjust time.
Program radio stations: Tune to desired station, press and hold preset button (1-6).
Adjust sound settings: Use EQ menu to select preset or customize bass/treble.
Pair Bluetooth: Enable Bluetooth on phone, search for "SONY-85P" and connect.
Set security code: In SETUP menu, assign PIN for detachable faceplate (default 0000).

CAUTION! Do not operate while driving. Park vehicle in safe location during setup.

Specifications

Power Supply: 12V DC, negative ground.
Tuner Range: FM 87.5-108.0 MHz, AM 530-1710 kHz.
Audio Formats: CD-DA, MP3, WMA.
Output Power: 50W x 4 (max), 17W x 4 (RMS).
Frequency Response: 20Hz-20kHz.
Signal-to-Noise Ratio: >80dB.
Bluetooth Version: 4.2 with A2DP/AVRCP/HFP.
USB Support: FAT16/FAT32, up to 32GB.
Dimensions: DIN size (178mm x 50mm).

Controls and Settings

Front Panel: POWER/VOLUME knob, SOURCE, BAND, MENU, EJECT, AUX/USB port.

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

Radio: Manual/Auto tuning, Preset memory. Audio: EQ presets (ROCK, POP, CLASSIC, FLAT), Bass/Treble, Fader/Balance. Setup: Clock, Display dimmer, Beep tone, Language, Security code. Bluetooth: Pairing, Call history, Phonebook access.

Connecting Devices

USB: Connect flash drive for music playback. AUX: 3.5mm cable from external device. Bluetooth: Wireless pairing.

Turn off stereo before connecting wired devices.
Insert USB drive fully into port.
Connect AUX cable to headphone jack of phone/player.
Select source via SOURCE button (USB/AUX/BT).

Tip: Format USB drive as FAT32 for best compatibility. Use high-quality cables for AUX connection.

Playing Media

Supports CDs, USB drives, AUX input, Bluetooth audio.

Insert CD: Press EJECT, load disc label-side up.
USB playback: Insert drive, automatically reads and plays tracks.
Navigation: Use TRACK UP/DOWN to skip; fast forward/rewind by holding buttons.
Repeat/Shuffle: Press RPT or SHUF during playback.
Folder navigation (USB): Press FOLDER to browse directories.
MP3 ID3 Tag display: Shows artist/track name if available.
Pause: Press PLAY/PAUSE to temporarily halt playback.

WARNING! Do not insert damaged discs. Avoid USB drives with non-audio files. Eject CD before turning off vehicle.

Bluetooth Features

Hands-free calling: Answer/end calls with remote or steering controls. Audio streaming: Play music from paired devices. Phonebook: Sync contacts for voice dialing.

Pairing: Enable BT on phone, select "SONY-85P" from list, enter PIN 0000 if prompted.
Auto-reconnect: Stereo automatically connects to last paired device.
Call management: Use microphone for clear voice transmission.

Note: Keep paired device within 3 feet for optimal connection. Some phone features may require permissions.

Care & Maintenance

Detach faceplate when parked for security. Clean with soft, dry cloth; avoid solvents.

CAUTION! Do not expose to extreme temperatures or moisture. Store faceplate in protective case.

Regulatory Information

FCC ID: AK8CDX85P. Complies with Part 15 of FCC rules. This device may not cause harmful interference and must accept any interference received. Bluetooth® is a registered trademark of Bluetooth SIG, Inc. Copyright © 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 (10A) in vehicle fuse box; verify wiring connections.
Poor radio reception	Antenna	Ensure antenna fully extended and connected; check for obstructions.
CD/USB not reading	Disc/drive format	Clean disc; reformat USB as FAT32; check file compatibility.
Bluetooth not pairing	Device compatibility	Delete old pairing on phone; restart both devices; ensure BT is on.
Distorted sound	Settings/speakers	Adjust EQ settings; check speaker wiring and impedance (4-8 ohms).

Reset: Press RESET button on faceplate with paperclip (restores defaults).

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