Sony SRF-46 Radio User Manual

The Sony SRF-46 is a compact, portable AM/FM radio featuring a built-in speaker, telescopic antenna, headphone jack for private listening, digital tuning with preset stations, LCD display with clock and frequency readout, battery operation (typically 2x AA), and belt clip for portability. 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 Preset Stations 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: AM/FM Tuner, LCD Display, Built-in Speaker, Telescopic Antenna, Headphone Jack, Battery Compartment, Control Buttons.

Feature	Description
Telescopic Antenna	Extends for improved FM reception; retracts for portability
LCD Display	Shows frequency, time, band, and battery status
Built-in Speaker	For room-filling sound
Headphone Jack (3.5mm)	For private listening
Battery Compartment	Holds 2x AA batteries (not included)
Belt Clip	Attaches to clothing for hands-free portability
POWER/SOURCE	Turns radio on/off and selects band (AM/FM)
TUNING (+/-)	Scans up/down through frequencies
PRESET (1-5)	Stores and recalls up to 5 stations per band
VOLUME (+/-)	Adjusts audio level

Installation

Unpack and inspect contents. Ensure all parts are present.

Install batteries: Open battery compartment, insert 2x AA batteries observing correct polarity (+/-).
Extend antenna: For FM listening, fully extend the telescopic antenna.
Attach belt clip: If desired, attach clip to back of radio.
Connect headphones: Plug into 3.5mm jack for private listening.

WARNING! Use correct battery type; do not mix old and new batteries. Remove batteries if not used for extended periods.

First-Time Setup

Power on radio; follow initial setup steps.

Set time: Press and hold CLOCK button, use TUNING to set hour/minute.
Select band: Press POWER/SOURCE to toggle between AM and FM.
Tune stations: Use TUNING (+/-) to manually find a station.
Set presets: Tune to desired station, press and hold a PRESET button (1-5) until display confirms.

CAUTION! Keep away from moisture and extreme temperatures.

Specifications

Bands: AM (530-1710 kHz), FM (87.5-108 MHz).
Power Source: 2x AA batteries (DC 3V).
Speaker: Built-in dynamic speaker.
Output: Headphone jack (3.5mm stereo).
Display: LCD with backlight (time/frequency).
Presets: 5 stations per band (AM/FM).
Antenna: Telescopic for FM; internal ferrite bar for AM.
Dimensions: Compact portable size.
Weight: Lightweight (with batteries).

Controls and Settings

Front Panel: POWER/SOURCE, TUNING (+/-), PRESET (1-5), VOLUME (+/-), CLOCK. Side: Headphone Jack, DC IN (if applicable).

Basic Operations: POWER/SOURCE turns on and selects band. TUNING scans frequencies. VOLUME adjusts loudness. PRESET recalls saved stations. CLOCK sets time.

Settings: Time display (12/24 hour), Sleep timer (turns off after set time), Backlight (illuminates display).

Connecting Devices

Headphones: Standard 3.5mm plug. External Power: Optional AC adapter (check compatibility).

Ensure radio is off before connecting.
Plug headphones into jack for private listening.
If using AC adapter, plug into DC IN port (if available) then into wall outlet.

Tip: Use Sony recommended accessories for optimal performance and safety.

Using Preset Stations

Store up to 5 favorite stations on AM and FM bands.

Tune: Use TUNING to find desired station.
Store: Press and hold a PRESET button (1-5) for 2 seconds until display flashes.
Recall: Briefly press the same PRESET button to tune to that station.
Clear: To overwrite, store a new station on that preset number.

Note: Presets are retained when batteries are removed, but may reset after extended period without power.

Accessibility Features

Large, clear buttons for easy operation. Tactile markings. Backlit display for low-light viewing. Headphone jack for private listening.

Care & Cleaning

Remove batteries before cleaning. Use soft, dry cloth. Do not use chemicals or abrasives.

CAUTION! Avoid water and liquids. Keep antenna fully retracted when not in use to prevent damage.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. This device complies with part 15 of the FCC Rules. Copyright © Sony Corporation. For support, visit www.sony.com/electronics/support or contact Sony customer service.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Dead batteries	Replace with fresh AA batteries; check polarity.
Poor FM reception	Antenna not extended	Fully extend telescopic antenna; reposition radio.
No sound from speaker	Volume low/muted	Increase volume; check if headphones are plugged in.
Display is dim/blank	Weak batteries	Replace batteries; ensure backlight is not turned off.
Presets lost	Batteries removed too long	Re-enter preset stations; replace batteries promptly when low.
AM reception weak	Interference/location	Rotate radio; move away from electronics/metal objects.

Reset: Remove batteries for 1 minute, then reinsert to reset microcomputer.

Service: Visit www.sony.com/electronics/support or authorized Sony service center.