Sony SRF-SX906 Radio User Manual

The Sony SRF-SX906 is a high-performance portable digital radio featuring AM/FM tuner with digital tuning, LCD display with backlight, 20 station presets (10 FM, 10 AM), built-in speaker, stereo headphone jack, bass boost function, auto-scan tuning, sleep timer, and alarm clock functions. Powered by 2 AA batteries or optional AC adapter. 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. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Digital LCD display, Tuning knob, Volume control, Preset buttons, Power/Band switch, Headphone jack, DC input, Built-in speaker.

Feature	Description
AM/FM Tuner	Digital tuning with auto-scan and manual tuning
LCD Display	Shows frequency, time, battery level, and station info
Station Presets	20 total presets (10 FM, 10 AM) for quick access
Headphone Jack	3.5mm stereo output for private listening
Bass Boost	Enhances low-frequency response
Sleep Timer	Automatically turns off radio after set time
Alarm Clock	Dual alarm with radio or buzzer option
Backlight	Illuminates display in low light conditions
Power Source	2 AA batteries or DC 4.5V input
Auto Power Off	Conserves battery when left idle

Installation

Unpack and inspect contents. Place on stable surface or use carrying handle.

Insert batteries: Open battery compartment, insert 2 AA batteries observing polarity.
Connect antenna: Extend telescopic antenna for FM reception; use internal ferrite bar for AM.
Connect headphones: Plug 3.5mm stereo headphones into jack for private listening.
Connect AC adapter: Use optional AC-E10HG adapter (4.5V DC) to DC input jack.

WARNING! Use only specified AC adapter. Incorrect voltage may damage radio.

First-Time Setup

Power on radio; follow initial setup procedure.

Set time: Press CLOCK button, use TUNING knob to set hour/minute, press CLOCK again.
Select band: Use BAND switch to choose FM or AM.
Auto-scan stations: Press and hold SCAN button to automatically find and store strong stations.
Set presets: Tune to desired station, press and hold preset button (1-10) for 2 seconds.
Adjust volume: Turn VOLUME knob to comfortable listening level.

CAUTION! Keep away from moisture and extreme temperatures.

Specifications

Tuning Range: FM 87.5-108 MHz, AM 530-1710 kHz.
Power Output: 100 mW per channel into 32 ohms.
Speaker: 2.5 inch dynamic speaker (8 ohms).
Headphone Output: 3.5mm stereo jack (16-32 ohms).
Power Requirements: 2 AA batteries (DC 3V) or DC 4.5V adapter.
Battery Life: Approx. 35 hours (alkaline batteries, volume medium).
Dimensions: 135 x 80 x 30 mm (W x H x D).
Weight: 180 g (without batteries).
Operating Temperature: 0°C to 40°C.

Controls and Settings

Front Panel: POWER/BAND switch, TUNING knob, VOLUME knob, LCD display. Top Panel: Telescopic antenna. Side Panel: Headphone jack, DC input.

Buttons: SCAN, CLOCK, ALARM, SLEEP, PRESET (1-10), BASS BOOST, LIGHT.

Tuning: Manual (TUNING knob) or Auto (SCAN button). Audio: VOLUME control, BASS BOOST on/off. Time Functions: CLOCK set, ALARM set (radio/buzzer), SLEEP timer (15-90 min). Display: LIGHT button for backlight (15 sec). Power: Auto-off after 20 minutes of no operation (can be disabled).

Connecting Devices

Headphones: 3.5mm stereo plug. AC Adapter: DC 4.5V center-positive.

Turn off radio before connecting devices.
For headphones: Insert fully into jack; volume adjusts automatically.
For AC power: Ensure correct polarity; plug into wall outlet after connecting to radio.

Tip: Use headphones for better sound quality and privacy.

Using Radio Functions

Supports AM/FM reception with multiple tuning methods.

Power on: Slide POWER/BAND switch to FM or AM position.
Tune manually: Turn TUNING knob to desired frequency.
Auto-scan: Press SCAN to find next strong station; press again to stop.
Use presets: Press numbered button (1-10) for stored station.
Adjust bass: Press BASS BOOST to enhance low frequencies.
Set sleep timer: Press SLEEP repeatedly to select duration (15-90 min).
Set alarm: Press ALARM, select alarm 1 or 2, set time and source (radio/buzzer).
Backlight: Press LIGHT to illuminate display for 15 seconds.

WARNING! Do not extend antenna near power lines. Keep volume at safe levels.

Accessibility Features

Large display with backlight for visibility. Tactile controls with distinct shapes. Volume limit can be set for headphone output.

Care & Cleaning

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

CAUTION! Avoid water contact. Do not disassemble unit.

Regulatory Information

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

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Dead batteries	Replace with fresh AA batteries; check polarity.
Poor reception	Antenna position	Extend FM antenna fully; rotate for best signal. For AM, rotate radio.
No sound	Volume/Mute	Check volume setting; ensure headphones not plugged in.
Display dim	Low battery	Replace batteries; backlight may be off.
Presets lost	Battery removal	Presets are maintained for approx. 1 minute during battery change.
Clock reset	Power loss	Set time again after battery replacement.

Reset: Remove batteries for 1 minute to reset all settings.

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