Sony Walkman SRF-M10 Radio User Manual

The Sony Walkman SRF-M10 is a compact, portable AM/FM radio with a built-in speaker and headphone jack, featuring digital tuning with preset stations, LCD display with backlight, auto-scan and manual tuning modes, bass boost function, and powered by two AAA 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. Tuning and Presets 8. Battery Information 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: AM/FM tuner, LCD display with backlight, built-in speaker, headphone jack, tuning/preset buttons, power/bass boost switch.

Feature	Description
AM/FM Tuner	Digital tuning for AM and FM radio bands
LCD Display	Shows frequency, preset number, battery status, and time
Backlight	Illuminates display in low-light conditions
Built-in Speaker	For listening without headphones
Headphone Jack	3.5mm stereo jack for private listening
Preset Memory	Stores up to 10 stations (5 AM, 5 FM)
Bass Boost	Enhances low-frequency response
Auto-Scan	Automatically finds and stops at active stations
Power Source	Two AAA batteries (included)
Sleep Timer	Turns off radio after set time

Installation

Unpack and inspect contents. Ensure all parts are present.

Insert batteries: Open battery compartment on back, insert two AAA batteries observing correct polarity.
Extend antenna: Fully extend telescopic antenna for best reception.
Connect headphones: Plug 3.5mm stereo headphones into jack if desired.
Power on: Slide POWER switch to ON position.

WARNING! Do not expose to water or extreme temperatures. Keep batteries away from children.

First-Time Setup

Power on radio; follow these steps for initial use.

Set time: Press and hold CLOCK button, use TUNING buttons to set correct time.
Select band: Press BAND button to choose AM or FM.
Auto-tune stations: Press and hold SCAN button to automatically scan and store active stations.
Save presets: Tune to desired station, press and hold a number button (1-5) to save.
Adjust volume: Use VOLUME buttons to set comfortable listening level.

CAUTION! Use only recommended battery type. Remove batteries if not used for extended period.

Specifications

Tuning Range: FM: 87.5-108 MHz, AM: 530-1710 kHz.
Power Output: 50 mW per channel (headphones).
Speaker: 40mm dynamic speaker.
Frequency Response: 80 Hz - 15 kHz.
Power Source: Two AAA batteries (DC 3V).
Battery Life: Approx. 50 hours (backlight off).
Dimensions: 70mm (W) x 108mm (H) x 24mm (D).
Weight: Approx. 85g (without batteries).
Accessories: Stereo headphones, carrying case, warranty card.

Controls and Settings

Front Panel: POWER switch, VOLUME buttons, BAND selector, TUNING buttons, PRESET buttons (1-5).

Side Controls: BASS BOOST switch, SCAN button, CLOCK button, SLEEP timer button.

Tuning: Manual tuning with TUNING buttons; Auto-scan with SCAN button. Presets: Save stations to PRESET buttons (hold to save, press to recall). Audio: BASS BOOST enhances low frequencies. Display: Backlight activates with any button press (duration: 5 seconds). Clock: Set time with CLOCK and TUNING buttons. Sleep Timer: Turns off radio after 15-90 minutes.

Connecting Headphones

Use standard 3.5mm stereo headphones for private listening.

Ensure radio is powered on.
Insert headphone plug fully into jack.
Audio automatically switches from speaker to headphones.
Adjust volume to comfortable level (start low).

Tip: Use volume limiter feature if available to protect hearing.

Tuning and Presets

Two tuning methods: manual and auto-scan.

Select band: Press BAND for AM or FM.
Manual tuning: Press TUNING up/down to change frequency.
Auto-scan: Press SCAN to automatically find next active station.
Save preset: Tune to station, press and hold PRESET button (1-5) until beep.
Recall preset: Press corresponding PRESET button.
Delete preset: Press and hold PRESET button while on different station.

WARNING! For best reception, extend antenna fully and avoid obstructions.

Battery Information

Uses two AAA batteries. Battery indicator on display shows status.

Replace when indicator shows empty or performance decreases.
Use alkaline batteries for longest life.
Remove batteries if not using for month or more.
Dispose of batteries properly according to local regulations.

CAUTION! Do not mix old and new batteries or different types.

Care & Cleaning

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

CAUTION! Avoid water contact. Keep away from heat sources. Do not disassemble.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. ICES-003: Complies with Canadian standards. Copyright © Sony Corporation. All rights reserved. Sony and Walkman are trademarks of 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 AAA batteries.
Poor reception	Antenna not extended	Fully extend antenna; move to different location.
No sound from speaker	Headphones plugged in	Unplug headphones; check volume level.
Presets lost	Batteries removed	Presets are lost when batteries are removed; reprogram stations.
Display dim or blank	Backlight timeout	Press any button to activate backlight; replace batteries if dim.
Distorted sound	Weak batteries	Replace batteries; reduce volume level.

Reset: Remove batteries for 30 seconds, then reinsert to reset microprocessor.

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