Sampo MK-F21D MP3 Walkman User Manual

About this manual

This manual describes the components of the MP3 Walkman, including the USB connector, play/stop key, five‑direction control key, and the SD/MMC card slot. It explains how to install the battery with the positive side up and how to insert the SD/MMC card correctly.

The guide covers operation modes such as MP3 playback, FM radio, voice playback, automatic channel scanning, and volume adjustment. It also includes safety precautions, system requirements for PC software, troubleshooting steps, warranty information, and emergency handling procedures. This manual is written in Chinese.

What's inside

• Parts Identification
• Battery Installation
• SD/MMC Card Insertion
• Safety Precautions
• MP3 Playback Mode
• FM Radio Mode
• Voice Playback Mode
• Automatic Scan Mode
• Troubleshooting
• Warranty and Service

Specifications

Frequently asked questions

How do I adjust the playback volume?

Press the up or down button to increase or decrease the volume.

How can I store FM radio channels for quick access?

Use the preset function to save channels; press the preset button after selecting a desired frequency.

What should I do if the SD/MMC card is not recognized?

Ensure the card is inserted with the chip side facing down into the card slot.