Sony Walkman SRF-M97 Radio User Manual

The Sony Walkman SRF-M97 is a portable AM/FM stereo radio featuring a built-in speaker, stereo headphones, digital tuning with preset stations, auto-scan, bass boost sound enhancement, LCD display with backlight, lock switch to prevent accidental operation, and is powered by two AA batteries. 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 Headphones 7. Using the Radio 8. Battery Information 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Portable radio unit, Stereo Headphones, LCD Display, Control Buttons, Built-in Speaker, Headphone Jack, Battery Compartment.

Feature	Description
Digital Tuning	Precise AM/FM station selection with auto-scan
Preset Stations	Memory for storing favorite stations (e.g., 10 FM, 5 AM)
Bass Boost	Enhances low-frequency sound for richer audio
LCD Display	Shows frequency, preset number, battery status, and time
Backlight	Illuminates display for low-light conditions
Built-in Speaker	For listening without headphones
Headphone Jack	Standard 3.5mm jack for private listening
Lock Switch	Prevents accidental button presses during transport
Auto Power Off	Conserves battery life when left idle
Telescopic Antenna	Extendable for improved FM reception

Installation

Unpack and inspect contents. Ensure all parts are present.

Insert Batteries: Open battery compartment, insert two AA batteries observing correct polarity.
Extend Antenna: Pull out the telescopic antenna fully for best FM reception.
Connect Headphones: Plug stereo headphones into the headphone jack if desired.

WARNING! Do not mix old and new batteries or different battery types. Remove batteries if not using for extended periods.

First-Time Setup

Power on the radio; follow initial setup steps.

Set Time: Press and hold CLOCK button, use TUNING buttons to set correct time.
Auto-Scan for Stations: Press BAND to select FM or AM, then press and hold SCAN to automatically search and store stations.
Save Presets: Tune to desired station, press and hold a numbered button (1-10) to save it.
Adjust Volume: Use VOLUME buttons to set comfortable listening level.

CAUTION! Keep away from strong magnetic fields which may affect performance.

Specifications

Tuning Range: FM 87.5-108 MHz, AM 530-1710 kHz.
Speaker: Built-in dynamic speaker.
Output: Stereo headphone output.
Power Source: Two AA batteries (DC 3V).
Battery Life: Approx. 50 hours (headphones, volume mid-level).
Dimensions: Approx. 110mm (W) x 70mm (H) x 25mm (D).
Weight: Approx. 150g (including batteries).
Accessories: Stereo headphones, carrying strap (if included).

Controls and Settings

Access functions via front panel buttons. Main Controls: POWER, VOLUME +/- , BAND (FM/AM), TUNING +/- , SCAN, PRESET 1-10, BASS BOOST, CLOCK, LOCK.

Display Icons: FM/AM indicator, Preset number, Battery level, Clock, Tuning scale.

Tuning: Manual with TUNING buttons or auto with SCAN. Sound: BASS BOOST on/off. Time: Set and display clock. Lock: Slide LOCK switch to prevent accidental operation.

Connecting Headphones

Use standard 3.5mm stereo headphones.

Ensure radio is powered off or volume is low.
Insert headphone plug fully into the headphone jack.
Power on and adjust volume to a safe level.

Tip: When headphones are connected, the built-in speaker is automatically disabled.

Using the Radio

Supports FM stereo and AM monaural reception.

Power On: Slide POWER switch to ON.
Select Band: Press BAND to toggle between FM and AM.
Tune Station: Use TUNING buttons manually or press SCAN to auto-search.
Recall Preset: Press corresponding PRESET button (1-10).
Adjust Sound: Press BASS BOOST to enhance low frequencies.
Use Speaker/Headphones: Audio outputs automatically based on connection.
Auto Power Off: Radio turns off after approx. 20 minutes of no operation (if enabled).

WARNING! Listen at moderate volumes, especially with headphones, to prevent hearing damage.

Battery Information

Use two AA alkaline batteries. Battery icon on display indicates status.

Low Battery: Display icon blinks; replace batteries soon.

To Replace: Power off, open compartment, remove old batteries, insert new ones with correct polarity (+/-).

Care & Cleaning

Remove batteries before cleaning. Use soft, dry cloth to wipe exterior. Do not use chemicals or abrasive materials.

CAUTION! Keep dry; avoid exposure to rain or moisture. Do not disassemble the unit.

Regulatory Information

FCC Part 15: This device complies with part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference. 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, incorrect insertion	Replace batteries; ensure correct polarity.
Poor FM reception	Antenna not extended, location	Fully extend antenna; move to a location with better signal.
No sound from speaker	Headphones plugged in, volume low	Unplug headphones; increase volume.
Buttons not responding	Lock switch engaged	Slide LOCK switch to the off position.
Preset stations lost	Batteries removed for long time	Re-scan and save stations; memory resets when batteries are dead/removed.
Distorted sound	Weak batteries, bass boost on in poor signal	Replace batteries; turn off BASS BOOST.

Reset: Remove batteries for 1 minute to reset microcomputer.

Service: Contact authorized Sony service center. Do not attempt user repair.