Batteries

•Always dispose rechargeable batteries in the legally prescribed manner. Before disposing rechargeable batteries that are not fully discharged, take steps to prevent shorting such as insulating their terminals with tape.

•Always turn power off before replacing the battery. Files may be damaged if the battery is removed while the voice recorder is recording or performing an operation such as erasing a file.

•At the time of purchase, the battery cover is not attached to the device.

•You may need to reset the date/time if the battery is removed from the voice recorder for over fifteen minutes, or if the battery is quickly removed and replaced. See “Setting the date/time [Time & Date]” (☞ P.71) for the procedure.

•When not using the voice recorder for an extended period, always remove the battery before storage.

•When buying rechargeable batteries, always select lithium-ion rechargeable batteries (Li-50B). Operation is not guaranteed. If a battery from another manufacturer is used.

•Even if the battery indicator is [], playback with the built-in speaker at some volumes may result in a drop in battery output voltage, causing the voice recorder to reset. Lower the volume in this case.

•Battery life will be shorter when using an SD card.

•The continuous battery usage time will vary depending on the performance of the battery in use (☞ P.128).

•Battery life will be shorter when using lithium-ion rechargeable battery that has been used repeatedly (☞ P.128).

Battery indicator

As the battery loses its remaining charge, the battery indicator on the display changes as follows:

•[] indicates there is little remaining

battery charge. Charge the battery.

When the battery has run out, [] and [Battery low] appears, operation stops.

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Batteries

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Olympus DM-901 user manual Batteries, Battery indicator
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DM-901 specifications

The Olympus DM-901 is a sophisticated digital voice recorder designed for professionals and everyday users alike, merging cutting-edge technology with ease of use. It offers a wealth of features aimed at enhancing recording quality, playback, and overall user experience.

One of the key highlights of the DM-901 is its impressive stereo recording capability. The device is equipped with high-quality microphones that capture audio with remarkable clarity, making it ideal for lectures, interviews, and meetings. Users can select between various recording formats, including PCM for lossless audio quality. This flexibility ensures that users can tailor their recording settings based on their needs, whether for professional audio setups or casual note-taking.

The DM-901 boasts a user-friendly interface that includes a large color display. This high-resolution screen enhances navigability, allowing users to easily browse through files, access settings, and manage recordings. The touch panel functionality further streamlines the operation, making it intuitive to interact with the device without the need for extensive physical buttons.

One of the standout features of this recorder is its voice activation function. This technology allows the DM-901 to start and stop recording automatically when it detects sound, helping to conserve battery life and storage space. Additionally, the device includes a variety of advanced noise reduction technologies that filter out background sounds, ensuring that the primary audio is crisp and clear.

The Olympus DM-901 supports multiple file formats, including MP3 and WAV, which enhances its compatibility with various devices and software. Users can easily transfer files to computers or mobile devices via USB, allowing for efficient data management and backup.

The device is powered by a rechargeable battery, providing long recording times that cater to intensive users. With up to 40 hours of recording time on a single charge, professionals can rely on it during extensive meetings or conferences without fear of losing power.

Furthermore, the DM-901 is equipped with an advanced indexing system. This feature allows users to assign markers during recordings, making it easy to locate important sections later. The inclusion of a calendar function assists in organizing recordings by date, ensuring users can manage their audio files effectively.

In conclusion, the Olympus DM-901 stands out as a versatile and reliable digital voice recorder. With its superior recording quality, smart features, and user-friendly design, it meets the needs of varied users from students to business professionals. Its blend of functionality and technology makes it a valuable tool for anyone looking to capture high-quality audio content.
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