Sony XDR-S20 Radio User Manual

The Sony XDR-S20 is a compact digital AM/FM radio featuring advanced digital tuning, 20 station presets (10 AM, 10 FM), a large backlit LCD display, clock with alarm and sleep timer functions, battery or AC power operation, and a built-in speaker with headphone jack for private listening. 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 Advanced Functions 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Digital AM/FM tuner, LCD Display with backlight, Speaker, Headphone jack, AC Power input, Telescopic antenna.

Feature	Description
Digital Tuning	Precise station selection with auto-scan and manual tuning
Station Presets	20 memory presets (10 for AM, 10 for FM)
LCD Display	Shows frequency, time, preset number, and battery status
Headphone Jack	3.5mm output for private listening
AC Power Input	For use with included AC adapter
Telescopic Antenna	Extends for improved FM reception
POWER/SOURCE	Turns radio on/off and selects source (AM/FM)
TUNING KNOB	Manual tuning and menu navigation
PRESET Buttons	Direct access to saved stations
ALARM/SLEEP	Sets alarm and sleep timer functions

Installation

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

Insert batteries: Open battery compartment, install 4 AA batteries observing polarity.
Connect AC power: Plug adapter into DC IN jack and wall outlet (for extended use).
Extend antenna: Fully extend telescopic antenna for best FM reception.
Position radio: Keep away from large metal objects and other electronics to reduce interference.

WARNING! Use only the specified AC adapter. Do not mix old and new batteries.

First-Time Setup

Power on radio; set initial preferences.

Set the clock: Press and hold CLOCK button, use TUNING knob to set time, press CLOCK again to confirm.
Select band: Press POWER/SOURCE to toggle between AM and FM.
Auto-scan for stations: Press and hold TUNING knob to start auto-scan; press again to stop on desired station.
Save presets: Tune to desired station, press and hold a PRESET button (1-10) until display confirms.

CAUTION! Ensure proper ventilation; do not block vents on rear of unit.

Specifications

Tuning Range: FM 87.5-108 MHz, AM 530-1710 kHz.
Preset Memory: 20 stations (10 AM, 10 FM).
Power Supply: 4 x AA batteries (not included) or DC 6V 500mA AC adapter (included).
Audio Output: Built-in speaker, 3.5mm stereo headphone jack.
Display: Backlit LCD with adjustable contrast.
Clock Functions: 12/24 hour format, alarm (buzzer or radio), sleep timer (15-90 min).
Dimensions: Approx. 180mm W x 110mm H x 65mm D.
Operating Temp: 5°C to 35°C (41°F to 95°F).

Controls and Settings

Access functions via front panel buttons and TUNING knob.

Front Panel: POWER/SOURCE, TUNING KNOB, PRESET 1-10, DISPLAY (toggles backlight), ALARM/SLEEP, CLOCK.

Tuning: Manual (turn knob) or Auto-scan (press and hold knob). Audio: Volume controlled via side VOLUME wheel. Display Settings: Press DISPLAY to adjust backlight duration (Off/5s/30s). Clock/Alarm: Set time, alarm source (buzzer/radio) and volume, sleep timer duration. Preset Management: Save, recall, or clear station presets.

Connecting Devices

Headphones: 3.5mm jack. External antenna: Optional FM antenna connector on rear.

Ensure radio is powered on.
Plug headphones into jack for private listening (disables internal speaker).
For weak FM signal, connect an external FM antenna to rear connector.

Tip: Use high-quality headphones for best audio experience.

Using Advanced Functions

Alarm, Sleep Timer, and Preset Scan.

Set Alarm: Press ALARM/SLEEP, select ALARM SET, choose time, source (radio/buzzer), and volume.
Sleep Timer: Press ALARM/SLEEP, select SLEEP, choose duration (15, 30, 45, 60, 90 min).
Preset Scan: Press and hold PRESET SCAN button to automatically play each saved station for 5 seconds.
Manual Tuning Fine-Tune: Use TUNING knob in small increments for weak stations.
Reset Microprocessor: If unit locks up, remove batteries and AC power for 2 minutes, then reconnect.

WARNING! Do not use headphones at high volume for extended periods to prevent hearing damage.

Accessibility Features

Large, backlit display for easy reading. Tactile buttons with distinct shapes. Audio alarm option for visually impaired users.

Care & Cleaning

Disconnect power before cleaning. Use soft, dry cloth. For stubborn stains, dampen cloth with water only.

CAUTION! Never use abrasive cleaners, solvents, or spray directly on the unit. Keep away from liquids.

Regulatory Information

FCC Part 15: 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. 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	Dead batteries, loose AC adapter	Replace batteries; ensure AC adapter is firmly connected.
Poor FM reception	Antenna not extended, location	Fully extend antenna; reposition radio near a window.
No sound from speaker	Volume low, headphones plugged in	Increase volume; unplug headphones.
Display is dim or blank	Backlight off, battery low	Press DISPLAY button; replace batteries.
Alarm does not sound	Alarm off, volume set to zero	Check alarm setting is ON; increase alarm volume.
Presets lost	Batteries removed for extended period	Re-save stations; use AC power to maintain memory.

Reset: Remove all power sources for 2 minutes to reset microprocessor.

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