Sony 4387350 Radio User Manual

The Sony 4387350 is a versatile digital radio featuring AM/FM tuner with preset stations, digital clock with alarm functions, sleep timer, auxiliary input for external audio devices, headphone jack for private listening, and AC/DC power options. Equipped with a large LCD display, intuitive controls, and Sony's clear audio technology for enhanced sound quality. 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. Using Radio Functions 8. Clock and Alarm Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Digital AM/FM tuner, LCD display with clock, Auxiliary input, Headphone jack, AC power adapter, Telescopic antenna.

Feature	Description
AM/FM Tuner	Digital tuning with 20 station presets (10 AM, 10 FM)
LCD Display	Shows frequency, time, alarm status, and settings
Auxiliary Input	3.5mm jack for connecting MP3 players, smartphones, etc.
Headphone Jack	3.5mm output for private listening
Telescopic Antenna	Extendable FM antenna for improved reception
AC Power Input	For mains power operation
DC Power Input	For optional battery operation (batteries not included)
ALARM SET	Sets alarm time and mode
SLEEP	Sets sleep timer (15-90 minutes)
POWER	Turns radio on/off

Installation

Unpack and inspect contents. Place on stable, level surface.

Extend telescopic antenna fully for best FM reception.
Connect AC power adapter to DC IN jack and wall outlet.
For battery operation: Install 4 x D batteries (not included) in compartment.
Connect external devices to AUX IN jack if desired.

WARNING! Use only Sony recommended AC adapter. Keep away from water and heat sources.

First-Time Setup

Connect power and turn on radio; follow these initial steps.

Set time: Press CLOCK button, use HOUR/MINUTE buttons to set correct time.
Tune stations: Press BAND to select AM/FM, use TUNING buttons to find station.
Save presets: Hold MEMORY button, then press preset number (1-10) for 2 seconds.
Adjust volume: Use VOLUME knob to comfortable listening level.

CAUTION! Place radio on stable surface away from edges to prevent falling.

Specifications

Tuner Range: FM 87.5-108 MHz, AM 530-1710 kHz.
Preset Memory: 20 stations (10 AM, 10 FM).
Power Supply: AC 120V 60Hz (adapter included) or DC 6V (4 x D batteries).
Audio Output: 2W RMS per channel.
Display: Backlit LCD with dimmer control.
Connections: AUX IN, Headphone out, DC IN.
Dimensions: 12.6" W x 7.1" H x 4.3" D.
Weight: 3.3 lbs (without batteries).

Controls and Settings

Front panel controls: POWER, VOLUME, BAND, TUNING, PRESET, MEMORY, CLOCK, ALARM, SLEEP.

Display indicators: AM/FM, preset number, alarm on, sleep timer, battery low.

Tuning: Manual with TUNING buttons or auto-scan with HOLD button. Audio: Bass/Treble adjustment via SOUND button. Display: Dimmer control (3 levels). Clock: 12/24 hour format selectable. Alarm: Dual alarm (ALARM 1/2) with radio or buzzer mode. Sleep: Timer from 15 to 90 minutes in 15-min increments.

Connecting Devices

AUX IN: Connect audio devices using 3.5mm cable. Headphone: Connect headphones for private listening.

Ensure radio and external device are powered off before connecting.
Connect cable from device's headphone/line out to radio's AUX IN.
Turn on both devices, press FUNCTION to select AUX mode.
Adjust volume on both devices for optimal sound.

Tip: For best audio quality, set external device volume to 75% and adjust with radio volume.

Using Radio Functions

Supports AM/FM reception with manual and preset tuning.

Select band: Press BAND to toggle between AM and FM.
Manual tuning: Press TUNING up/down to find station.
Auto-scan: Hold TUNING for 2 seconds to scan for next strong station.
Use presets: Press PRESET then number (1-10) for saved station.
Save preset: Tune to station, hold MEMORY, press preset number until display flashes.
Adjust sound: Press SOUND repeatedly to cycle through Bass/Treble settings.
Mute: Press VOLUME knob briefly to mute/unmute.

WARNING! Do not touch antenna during electrical storms. Reposition for best reception.

Clock and Alarm Features

Digital clock with dual alarms and sleep timer function.

Set time: Press CLOCK, use HOUR/MINUTE buttons, press CLOCK again to confirm.
Set alarm: Press ALARM 1 or ALARM 2, set time with HOUR/MINUTE, select source (RADIO/BUZZER).
Enable alarm: Press ALARM ON/OFF for selected alarm.
Snooze: Press SNOOZE when alarm sounds for 9-minute delay.
Sleep timer: Press SLEEP repeatedly to select duration (15-90 min), radio turns off automatically.

Note: In battery mode, clock and alarms maintained for up to 30 minutes during power loss.

Care & Cleaning

Disconnect power before cleaning. Use soft, dry cloth only; avoid liquids and abrasive cleaners.

CAUTION! Do not use chemical cleaners on display or controls. Keep ventilation openings clear.

Regulatory Information

FCC Part 15: Class B digital device compliant with interference limits for residential use. Copyright © Sony Corporation. All trademarks belong to Sony Corporation. For support, visit www.sony.com/electronics/support or contact Sony Customer Service at 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power connection/batteries	Check AC adapter connection; replace batteries if used; ensure POWER is pressed.
Poor FM reception	Antenna position/location	Extend antenna fully; reposition radio; move away from electronics.
No sound from AUX	Connection/input selection	Check cable connections; press FUNCTION to select AUX mode; adjust volume.
Alarm not sounding	Settings/power	Verify alarm is enabled and set correctly; check power source; volume may be too low.
Display dim or blank	Power/dimmer setting	Check power; press DIMMER to adjust brightness; replace batteries if used.

Reset: Disconnect power and batteries for 2 minutes to reset microprocessor.

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