Olympus DM-901 User Manual

DIGITAL VOICE
RECORDER
USER MANUAL
Thank you for purchasing an Olympus digital voice recorder.
Please read these instructions for information about using the product
correctly and safely.
Keep the instructions handy for future reference.
To ensure successful recording, we recommend that you test the record
function and volume before use.
Getting started
Recording
Playback
Schedule
Menu
Wi-Fi Function
Use with a PC
Other information
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DM-901
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Olympus DM-901 Specifications

General

MP3 bit rates	128 - 256 Kbit/s
WMA bit rates	8 - 32 Kbit/s
Recording modes	High Quality (HQ), Long Play (LP), Pulse-code modulation (PCM)
HQ mode recording time	218 h
Maximum recording time	850 h
Audio formats supported	MP3, PCM, WAV, WMA
HQ mode frequency response	40 - 20000 Hz
SLP mode frequency response	40 - 3000 Hz
Internal memory	4096 MB
Backlight	Yes
Display type	TFT, LCD
Display diagonal	2 \
Display resolution	176 x 220 pixels
Display size (HxV)	31.7 x 39.6 mm
Output power	280 mW
Loudspeaker diameter	20 mm
Interface	USB
FM radio	No
Media types supported	Flash card
Compatible memory cards	SD, SDHC, SDXC
Battery voltage	3.7 V
Battery capacity	1400 mAh
Battery life (max)	29 h
Number of batteries supported	1
Material	Plastic
Product color	Black
Menu languages	CZE, DAN, DEU, DUT, ENG, ESP, FRE, ITA, POL, RUS, SLV
Languages support	DAN, DEU, DUT, ENG, ESP, FRE, ITA, POL, RUS, SLV
Bundled software	Sonority, Audio Management

Weight and Dimensions

Depth	17.9 mm
Width	51 mm
Height	115 mm
Weight	105 g

Summary

Names of Parts

Recorder

Describes the physical components of the voice recorder and their functions.

Display

Details the various screen modes and elements shown on the device's display.

Getting started

Setup

Initial setup steps including battery insertion, charging, and date/time configuration.

Batteries

Information on rechargeable batteries and their proper usage and care.

Preventing Accidental Operation

How to use the HOLD mode to prevent unintended button presses during use.

Turning Power OFF

Procedures for shutting down the device and activating the power save mode.

Home Screen Operations

Navigating the main interface and selecting different operational modes.

Recording

Basic Recording Procedure

Steps to start, stop, pause, and resume recording audio files.

Recording Settings

Options to tailor recording quality, sensitivity, and microphone directivity.

Recording with External Microphone

Instructions for connecting and using external microphones with the device.

Playback

Basic Playback Procedure

How to select and play audio files recorded by the device or transferred from a PC.

Playback Settings

Customizing playback with features like noise cancellation and voice balancing.

Skipping and File Navigation

Moving between audio files and navigating playback positions.

Changing Playback Speed

Adjusting the speed of audio playback for faster review or slower analysis.

Erasing Files and Folders

Procedures for deleting unwanted audio files and entire folders.

Schedule

Displaying and Operating Schedule Screen

Accessing and navigating the calendar interface for scheduling.

Registering a Voice Memo

Recording timed voice notes for schedule management.

Playing Voice as an Alarm

Setting voice memos to play back at a specific date and time as an alarm.

Menu

Setting Menu Items

General navigation and customization of device settings via the menu.

Recording Menu: Rec Level, Rec Mode, etc.

Detailed recording settings like sensitivity, mode, and microphone directivity.

File Menu: Voice Detect, File Lock, etc.

File management functions including locking, sorting, moving, and dividing files.

Device Menu: Memory Select, USB Settings, etc.

General device settings including recording media, power save, and date/time.

Formatting Recording Media

Procedures for erasing all data from the internal memory or SD card.

Wi-Fi Function

Before Using Wi-Fi Function

Introduction to the Wi-Fi capabilities and prerequisites for use.

OLYMPUS Audio Controller App

Details on the companion smartphone application for remote operation.

Use with a PC

PC Operating Environment

System requirements and compatibility information for connecting to a PC.

PC Connection and Disconnection

Procedures for establishing and safely removing a PC connection.

Installing and Uninstalling Software

Steps for installing and removing the Olympus Sonority PC software.

Other Information

Alarm Message List

A list of device error messages and the required actions to resolve them.

Troubleshooting

Solutions and guidance for diagnosing and fixing common operational problems.

Safety Precautions

Important safety guidelines for the correct and safe operation of the device.

Specifications

Technical details and operating parameters of the voice recorder.