sony SRF M37V - FM/AM/Weather/TV Radio Walkman Radio User Manual

The Sony SRF M37V is a portable Walkman radio featuring FM, AM, Weather, and TV audio band reception. It includes a built-in speaker, headphone jack, telescopic antenna, LCD display with backlight, digital tuning with preset stations, auto-scan, sleep timer, and belt clip. 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 Devices 7. Using Radio Features 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: LCD Display, Built-in Speaker, Headphone Jack, Telescopic Antenna, Belt Clip, Control Buttons.

Feature	Description
FM/AM/TV/Weather Bands	Receives FM Stereo, AM, TV Audio (VHF 2-13), and NOAA Weather bands
Digital Tuning	Precise station selection with frequency display
Preset Stations	Store up to 20 stations (5 per band)
Auto-Scan	Automatically finds and stops at active stations
Sleep Timer	Automatically turns off after set time (15-90 minutes)
LCD Backlight	Illuminates display for low-light conditions
Built-in Speaker	For listening without headphones
Headphone Jack	3.5mm stereo jack for private listening
Telescopic Antenna	Extends for improved FM/TV reception
Belt Clip	Attaches to belt or bag for portable use

Installation

Unpack and inspect contents. Ensure all parts are present.

Insert Batteries: Open battery compartment, insert two AA batteries observing polarity.
Extend Antenna: Pull telescopic antenna fully for best reception.
Attach Belt Clip: Slide clip onto back of radio if desired.
Connect Headphones: Plug 3.5mm headphones into jack for private listening.

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

First-Time Setup

Power on radio; follow initial setup steps.

Select Band: Press BAND button to cycle through FM, AM, TV, WX (Weather).
Tune Stations: Use TUNING +/- buttons to manually find stations or press AUTO SCAN.
Set Presets: Tune to desired station, press and hold a number (1-5) to store.
Adjust Volume: Use VOLUME +/- buttons to set listening level.
Set Sleep Timer: Press SLEEP repeatedly to set auto-off duration.

CAUTION! Keep away from water and extreme temperatures. Use in dry conditions only.

Specifications

Bands: FM (87.5-108 MHz), AM (530-1710 kHz), TV (VHF 2-13), Weather (162.400-162.550 MHz).
Tuning: Digital PLL synthesizer.
Presets: 20 total (5 per band).
Audio Output: Built-in speaker; 3.5mm stereo headphone jack.
Display: LCD with frequency, band, battery indicator, and backlight.
Antenna: Telescopic for FM/TV; internal ferrite bar for AM.
Power Source: Two AA batteries (DC 3V).
Battery Life: Approx. 50 hours (backlight off, headphones).
Dimensions: Portable handheld size with clip.

Controls and Settings

Front Panel: POWER, BAND, TUNING +/-, VOLUME +/-, AUTO SCAN, PRESET 1-5, SLEEP, LIGHT.

Side/Other: Headphone Jack, Telescopic Antenna, Battery Compartment, Belt Clip.

Basic Operations: POWER turns on/off. BAND selects reception band. TUNING manually changes frequency. AUTO SCAN finds active stations. PRESET buttons recall stored stations. SLEEP sets auto-off timer. LIGHT turns display backlight on/off. VOLUME adjusts sound level.

Connecting Devices

Headphones: Use 3.5mm stereo plug. External Antenna: Not typically supported; use telescopic antenna.

Ensure radio is off before connecting headphones.
Plug headphones fully into jack.
Extend telescopic antenna fully and orient for best reception.

Tip: For best FM/TV reception, extend antenna fully and adjust position. For AM, rotate radio for optimal signal.

Using Radio Features

Supports FM Stereo, AM, TV Audio, and NOAA Weather bands.

Select Band: Press BAND to choose FM, AM, TV, or WX.
Tune: Use TUNING buttons or AUTO SCAN to find station.
Store Preset: Tune to station, hold a number button (1-5) until display confirms.
Recall Preset: Press corresponding number button briefly.
Sleep Timer: Press SLEEP to cycle through 15, 30, 60, 90 minutes, OFF.
Backlight: Press LIGHT to illuminate display for 5 seconds.
Volume Control: Adjust with VOLUME buttons for speaker or headphones.

WARNING! Do not listen at high volume for extended periods to prevent hearing damage. Use caution when using headphones near traffic.

Accessibility Features

Large buttons for easy operation. Tactile markings on key controls. Backlight for low-light visibility.

Care & Cleaning

Remove batteries before cleaning. Use soft, dry cloth. Do not use liquids or abrasive cleaners.

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

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 reception	Antenna position	Extend antenna fully; move to different location; adjust orientation.
No sound from speaker	Volume/headphones	Increase volume; ensure headphones are unplugged.
Presets lost	Batteries removed	Presets are maintained if batteries replaced quickly (within few minutes).
Display dim/no backlight	Low batteries	Replace batteries; press LIGHT button to activate backlight.
Auto-scan not stopping	Weak signal	Manual tune instead; improve antenna position.

Reset: Remove batteries for 5 minutes to reset microcomputer.

Service: Contact Sony support or authorized service center.