Sony XDR-S40DBP Radio User Manual

The Sony XDR-S40DBP is a portable digital radio featuring AM/FM tuner with 30 station presets, digital tuning with auto scan, large LCD display with backlight, built-in speaker, headphone jack for private listening, alarm clock with sleep timer function, battery or AC power operation, and compact, lightweight design. 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. Listening to Radio 8. Clock and Alarm Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Main unit with LCD display, built-in speaker, tuning/volume knob, preset buttons, function buttons, headphone jack, DC input, and telescopic antenna.

Feature	Description
Telescopic Antenna	For improved FM reception; extend fully for best results
Headphone Jack (3.5mm)	For private audio listening
DC Input Jack	For AC adapter power connection
Battery Compartment	Holds 3 x AA batteries for portable operation
LCD Display with Backlight	Shows frequency, time, preset number, and mode
Tuning/Volume Knob	Rotary control for tuning stations and adjusting volume
Preset Buttons (1-5)	Store and recall up to 5 AM and 5 FM stations
Band Selector (AM/FM)	Switches between AM and FM radio bands
Power Button	Turns radio on/off
Sleep/Alarm Button	Activates sleep timer and sets alarm functions

Installation

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

Install batteries: Open battery compartment, insert 3 AA batteries observing correct polarity (+/-).
Connect AC power (optional): Plug AC adapter into DC input jack and wall outlet.
Extend antenna: Fully extend telescopic antenna for FM reception.
Connect headphones (optional): Plug into headphone jack for private listening.

WARNING! Use only recommended battery type. Do not mix old and new batteries.

First-Time Setup

Power on radio; set initial preferences.

Set the clock: Hold CLOCK button, use TUNING knob to set time, press CLOCK again to confirm.
Select band: Press BAND button to choose AM or FM.
Tune stations manually: Turn TUNING knob to desired frequency.
Auto scan for stations: Press and hold SCAN button; radio will stop at next strong signal.
Save presets: Tune to desired station, hold a PRESET button (1-5) for 2 seconds until display confirms.

CAUTION! Keep away from moisture and extreme temperatures.

Specifications

Tuner Type: Digital PLL synthesized AM/FM.
Frequency Range: FM: 87.5-108 MHz, AM: 530-1710 kHz.
Preset Memory: 5 stations for AM, 5 stations for FM (10 total).
Display: LCD with green backlight.
Speaker: Built-in 2.5" dynamic speaker.
Output Power: 200 mW.
Headphone Output: 3.5mm stereo jack.
Power Sources: 3 x AA batteries (DC 4.5V) or AC adapter (DC 6V, 500mA).
Battery Life: Approx. 25 hours (alkaline, backlight off).
Dimensions: Approx. 150(W) x 90(H) x 35(D) mm.
Weight: Approx. 250g (without batteries).

Controls and Settings

Front Panel: POWER, BAND, TUNING/VOLUME knob, PRESET buttons 1-5, LCD display. Side: Headphone jack, DC input.

Button Functions: POWER (On/Off), BAND (AM/FM selection), SCAN (auto station scan), CLOCK (time set), SLEEP/ALARM (timer/alarm set).

Tuning: Manual via knob or auto scan. Volume: Adjust via same knob (pull out for volume, push in for tuning). Presets: Store and recall favorite stations. Display Backlight: Press LIGHT button to illuminate display for 10 seconds. Sleep Timer: Set to turn radio off after 15-90 minutes. Alarm: Set daily alarm to wake to radio or buzzer.

Connecting Devices

Headphones: 3.5mm stereo plug. AC Power: Use supplied adapter.

Ensure radio is off before connecting devices.
For headphones: Plug into jack; audio automatically routes to headphones.
For AC power: Connect adapter to DC input and wall outlet; batteries are not used when adapter connected.

Tip: Use headphones for private listening; disconnect to resume speaker output.

Listening to Radio

Supports AM and FM bands with manual/auto tuning.

Power on: Press POWER button.
Select band: Press BAND to choose AM or FM.
Tune station:
- Manual: Turn TUNING knob slowly.
- Auto Scan: Press SCAN; radio stops at next station. Press again to continue scanning.
Adjust volume: Pull TUNING knob out slightly and rotate to desired level.
Use presets: Press a numbered PRESET button (1-5) to instantly tune to saved station.
Save a preset: Tune to station, hold desired PRESET button for 2 seconds until "MEMO" appears.

WARNING! Do not expose to strong magnetic fields; may affect tuning accuracy.

Clock and Alarm Features

Clock: Set time via CLOCK button. Alarm: Set to wake to radio or buzzer tone.

Set Clock: Hold CLOCK, adjust time with TUNING knob, press CLOCK to set.
Set Alarm:
- Press SLEEP/ALARM repeatedly to cycle through alarm settings (AL1, AL2, OFF).
- Hold SLEEP/ALARM to set alarm time (display flashes).
- Choose sound source: During time set, press BAND to select BUZZER or RADIO.
- Press SLEEP/ALARM to confirm.
Sleep Timer: Press SLEEP/ALARM once, then press repeatedly to select duration (15, 30, 45, 60, 90 min, OFF). Radio turns off automatically after set time.

Care & Cleaning

Remove batteries before extended storage. Clean with soft, dry cloth; do not use solvents.

CAUTION! Do not immerse in water; avoid direct sunlight and heat sources.

Regulatory Information

FCC Part 15: Class B digital device; complies with limits for residential use. 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 adapter	Replace batteries; ensure AC adapter is firmly connected.
Poor FM reception	Antenna not extended/location	Fully extend antenna; reposition radio near window.
No sound from speaker	Headphones plugged in/volume low	Unplug headphones; increase volume.
Display is dim or blank	Backlight off/low batteries	Press LIGHT button; replace batteries.
Alarm does not sound	Alarm not set/volume off	Verify alarm is set (AL1 or AL2 shown); ensure volume is up for radio alarm.
Cannot save presets	Memory full/button not held	Clear presets by resetting; hold preset button for full 2 seconds.

Reset: Remove batteries and AC adapter for 1 minute to reset microprocessor.

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