Sony ICF-S79W Radio User Manual

The Sony ICF-S79W is a portable AM/FM radio with digital tuning, built-in speaker, headphone jack, and LCD display. It features preset stations, sleep timer, battery or AC power operation, and a compact design for easy 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: LCD display with digital tuner, built-in speaker, headphone jack, telescopic antenna, AC power input, battery compartment.

FeatureDescription
AM/FM TunerDigital tuning for precise station selection
LCD DisplayShows frequency, time, and station information
Telescopic AntennaExtendable for improved FM reception
Headphone JackFor private audio listening (3.5mm)
AC Power InputFor mains power operation
Battery CompartmentHolds batteries for portable use
POWERTurns radio on/off
TUNING +/-Manual tuning buttons
VOLUME +/-Adjusts audio output level
BANDSwitches between AM and FM bands

Installation

Unpack and inspect contents. Place on stable surface or use as portable unit.

  1. Install batteries: Open battery compartment, insert batteries observing correct polarity.
  2. Extend antenna: Pull out telescopic antenna for FM reception.
  3. Connect AC adapter: Plug adapter into DC IN jack and wall outlet (optional).
  4. Connect headphones: Insert plug into headphone jack for private listening.

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

First-Time Setup

Power on radio; follow initial setup steps.

  1. Set time: Press CLOCK button, use TUNING to set hour and minute.
  2. Select band: Press BAND to choose AM or FM.
  3. Tune stations: Use TUNING buttons to find desired frequency.
  4. Save presets: Hold MEMORY button, then press preset number (1-5).

CAUTION! Keep away from moisture and extreme temperatures.

Specifications

Controls and Settings

Front Panel: POWER, TUNING +/-, VOLUME +/-, BAND, MEMORY, CLOCK, SLEEP.

Display Indicators: Frequency, band, preset number, battery level, time.

Tuning: Manual with TUNING buttons. Volume: Adjust with VOLUME buttons. Presets: Save with MEMORY button. Clock: Set with CLOCK button. Sleep Timer: Press SLEEP to set auto-off duration.

Connecting Devices

Headphones: 3.5mm jack. AC Adapter: DC IN jack.

  1. Turn off radio before connecting devices.
  2. Insert headphone plug fully into jack.
  3. Use only Sony recommended AC adapter.

Tip: Disconnect AC adapter when using batteries to conserve power.

Using Preset Stations

Store up to 5 stations per band for quick access.

  1. Tune to desired station using TUNING buttons.
  2. Press and hold MEMORY button until display blinks.
  3. Press preset number (1-5) to assign station.
  4. Recall preset: Press preset number directly.
  5. Clear preset: Hold MEMORY and preset number until display clears.

WARNING! Presets are lost when batteries are removed.

Accessibility Features

Large display with clear numerals. Tactile buttons for easy operation. Headphone jack for private listening.

Care & Cleaning

Remove batteries before cleaning. Use soft, dry cloth only; do not use liquids.

CAUTION! Do not immerse in water. Keep away from heat sources.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. Copyright © Sony Corporation. For support, visit www.sony.com/electronics/support or contact 1-800-222-7669.

Troubleshooting

SymptomPossible CauseCorrective Action
No powerDead batteriesReplace with fresh batteries; check polarity.
Poor receptionAntenna positionExtend FM antenna fully; reposition radio.
No soundVolume settingIncrease volume; check headphone connection.
Display dimLow batteryReplace batteries.
Presets lostBattery removalRe-enter presets after battery change.

Reset: Remove batteries for 1 minute to reset microcomputer.

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

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