Sony Walkman ICF-C763 Radio User Manual

The Sony Walkman ICF-C763 is a portable AM/FM radio with digital tuning, built-in speaker, headphone jack, and LCD display. It features preset stations, auto-scan tuning, sleep timer, and battery/low-power indicator. 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. Listening to Radio 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: LCD display with backlight, built-in speaker, headphone jack, telescopic antenna, battery compartment, and control buttons.

Feature	Description
LCD Display	Shows frequency, time, preset number, and battery status
Telescopic Antenna	For improved FM reception
Built-in Speaker	For room listening
Headphone Jack (3.5mm)	For private listening
DC IN Jack	For optional AC adapter (3V DC)
Battery Compartment	Holds 2 AA batteries
POWER/SOURCE	Turns radio on/off and selects AM/FM band
TUNING +/-	Manual tuning up/down
AUTO SCAN	Automatically scans and stops at receivable stations
PRESET +/-	Selects preset stations (1-10)

Installation

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

Install batteries: Open battery compartment, insert 2 AA batteries observing polarity.
Extend antenna: Pull out telescopic antenna fully for best FM reception.
Connect headphones: Plug into 3.5mm jack if desired.
Connect AC adapter: Plug optional adapter into DC IN jack and wall outlet.

WARNING! Use correct battery polarity to avoid damage. Do not mix old and new batteries.

First-Time Setup

Power on radio; follow initial setup.

Select band: Press POWER/SOURCE to choose AM or FM.
Set time: Hold CLOCK button, use TUNING +/- to set time, press CLOCK to confirm.
Auto-scan stations: Press AUTO SCAN to find and store strong stations automatically.
Save presets: Tune to desired station, hold PRESET button until number flashes.

CAUTION! Keep away from water and extreme temperatures.

Specifications

Model: Sony Walkman ICF-C763.
Bands: AM (530-1710 kHz), FM (87.5-108 MHz).
Tuning: Digital PLL synthesizer.
Speaker: 1.5 inches, 8 ohm.
Output Power: 100 mW max.
Headphone Jack: 3.5mm stereo.
Power Source: 2 AA batteries (3V DC) or AC adapter (3V DC, 500mA).
Battery Life: Approx. 50 hours (alkaline, volume mid-level).
Dimensions: 120 x 75 x 30 mm.
Weight: 150 g (without batteries).

Controls and Settings

Front Panel: POWER/SOURCE, TUNING +/-, AUTO SCAN, PRESET +/-, CLOCK, SLEEP.

Side Controls: VOLUME knob, HEADPHONE jack, DC IN jack.

Tuning: Manual with TUNING +/- or AUTO SCAN. Presets: Store up to 10 stations per band. Clock: Set time with CLOCK button. Sleep Timer: Press SLEEP to set 15-90 minutes. Display: Shows frequency, time, preset number, battery icon.

Connecting Devices

Headphones: 3.5mm stereo plug. AC Adapter: Optional 3V DC adapter.

Turn off radio before connecting devices.
Plug headphones into jack for private listening.
Connect AC adapter to DC IN jack for continuous power.

Tip: Use Sony recommended AC adapter (model AC-304V).

Listening to Radio

Supports AM/FM reception with preset memory.

Power on: Press POWER/SOURCE to select AM or FM.
Tune: Use TUNING +/- or AUTO SCAN to find station.
Adjust volume: Turn VOLUME knob.
Use presets: Press PRESET +/- to jump to saved stations.
Sleep timer: Press SLEEP repeatedly for 15, 30, 45, 60, 90 min.
View clock: Press CLOCK briefly to show time for 5 seconds.

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

Accessibility Features

Large LCD with backlight: Press LIGHT button to illuminate display. Tone Control: Not available on this model.

Care & Cleaning

Remove batteries before cleaning. Use soft, dry cloth; avoid chemicals.

CAUTION! Do not use abrasive cleaners; keep jacks free of dust.

Regulatory Information

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/headphones plugged in	Increase volume; unplug headphones.
Presets lost	Batteries removed too long	Re-save stations; replace batteries within 3 minutes.
Display dim	Low battery	Replace batteries; press LIGHT to check backlight.

Reset: Remove batteries for 1 minute to reset microcomputer.

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