Panasonic SJ-MR270 / MR240 Portable MD Recorder User Manual

About this manual

The SJ‑MR270 and MR240 are portable MiniDisc (MD) recorders that support high‑density recording, playback, and USB/Net MD data transfer. The device offers features such as high‑quality recording, automatic mono‑to‑stereo conversion, and a back‑lit LCD remote control for easy operation.

The manual includes safety warnings, battery handling instructions, charging procedures, and warranty details. It explains how to connect the recorder to a PC, use external microphones, adjust display contrast, and operate the remote control. Accessories such as the multi‑cradle charger, battery case, and USB cable are listed with part numbers. This manual is written in Japanese.

What's inside

• Safety Precautions
• Battery and Charging
• Disk Operation
• Recording Functions
• Playback Functions
• Audio Connections
• PC Connection and Data Transfer
• Display Settings
• Remote Control Operation
• Warranty and Service

Specifications

Frequently asked questions

How long does it take to fully charge the battery?

A full charge takes about 3.5 hours.

What safety precautions should be taken with the rechargeable battery?

Use only the supplied multi‑cradle charger or AC adapter, avoid short‑circuiting the battery, and never expose it to fire or water.

How do I adjust the display contrast?

Select the contrast adjustment option in the display panel settings to change the LCD brightness.