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Denpa User Manual User Manual

Denpa User Manual
29 pages
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VT-50Model NO. :
U s e r M a n u a l
Digital Voice Recorder
& Digital Audio Player
www.denpa.com.tw
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Denpa User Manual Specifications

General IconGeneral
BrandDenpa
ModelUser Manual
CategoryVoice Recorder
LanguageEnglish

Summary

Features

Parts Identification and Keys

Main Menu Display

Installing Battery

Keys Function Introduction

Operation Introduction

Record Set Options

Configures recording quality, microphone sensitivity, VOR, and external input settings.

Time Set

Sets the year, month, day, hour, minute, and second.

Language Selection

Selects the user interface language from available options.

Folder and Memory Management

Manages files, folders, and memory status including total, used, and free space.

FM Radio Settings

Controls FM radio settings, including speaker output and frequency.

Exit Menu

Exits the main menu and returns the device to standby mode.

Basic Operation

Recording and Stopping

Starts, pauses, resumes, and stops recording operations.

Volume and Navigation

Adjusts volume and navigates between songs or tracks.

Playback Control

Starts, pauses, resumes, and stops playback, including repeat and EQ.

Mode and Key Functions

Explains mode switching, delete, OK, and hold key functions.

Detailed Operation Guide

Entering Main Menu and Options

Steps to turn on the device and access the main menu options.

Record Set Configuration

Steps to configure recording quality, microphone sensitivity, VOR, and input.

Bitrate (Recording Quality)

Selects recording quality from various bitrates for mono and stereo.

Microphone Sensitivity (MIC_SENSE)

Adjusts microphone sensitivity levels or selects auto mode.

Voice Operation Recording (VOR)

Enables or disables voice-activated recording and adjusts sensitivity.

External Input (EXT_INPUT)

Selects input source: MIC, LINE, or TELEPHONE.

Time Setting

Sets the current date and time, adjusting year, month, day, hour, minute, second.

Language Setting

Selects the display language for the device interface.

Folder and Memory Management

Manages file folders, lock/unlock files, and view memory status.

Folder Navigation

Selects a specific folder (A-F) for file management.

File Locking

Locks or unlocks the current file to prevent accidental deletion.

Memory Status

Displays total, used, and free memory capacity.

FM Radio Operation

Accesses FM radio settings for speaker and frequency.

Speaker Control

Turns the FM radio speaker on or off.

Frequency Tuning

Sets the FM radio frequency range for reception.

Recording Function Operations

Entering Recording Mode

Enters the recording mode using the MODE key.

Basic Recording Actions

Starts, pauses, resumes, and stops recording, including trace buffer.

Playback of Voice Files

Plays back recorded voice files, pauses, resumes, and adjusts volume.

Telephone Recording Setup

Details on accessories and setup for recording phone conversations.

Telephone Recording Connections

Illustrates the connections for telephone recording setup.

Optimizing Phone Recording

Adjusting VOR and microphone sensitivity for optimal phone recording.

Telephone and MP3 Operations

Telephone Recording Steps

Step-by-step guide to configure and initiate telephone recording.

MP3 Playback Operation

Basic operations for playing MP3 files, including playback controls and EQ.

FM Operation

Entering FM Mode

Selects FM mode and prepares for radio listening.

Tuning FM Stations

Adjusts the FM frequency up or down by 0.1 MHz steps.

Automatic Station Scanning

Automatically scans and finds available FM stations.

Managing Stored Channels

Saves and listens to preset FM radio stations.

FM Recording

Records audio from the selected FM radio station.

Wireless Microphone Usage

Instructions for using the optional wireless microphone with the unit.

Advanced Operations

Trace Buffer Functionality

Explains the trace buffer feature for recovering lost recording segments.

Configuring Trace Buffer Time

Configures the duration of the backward trace buffer.

USB Mass Storage Mode

Using the device as a USB mass storage device for file transfer.

Connecting to PC for Transfer

Steps to connect the device to a PC for data transfer.

File Management via PC

Instructions for managing files and folders on the device via PC.

Opening Files and Folders

Steps to open files and folders from the removable disk.

Creating New Folders

How to create new folders on the device when connected to a PC.

Copying Files and Folders

Procedure for copying files and folders between PC and device.

Renaming Files and Folders

Renaming folders and files via the PC interface.

Deleting Files and Folders

Deleting folders and files from the device using a PC.

FAQ and Troubleshooting

Common Questions and Answers

Frequently asked questions and their solutions for common issues.

Power and Recording Issues

Troubleshooting steps for power, recording, and playback problems.

Sound and FM Reception Issues

Resolving no sound output, speaker, earphone, and FM reception problems.

PC Connectivity and Key Issues

Troubleshooting PC linking, unresponsive keys, and telephone recording.

File Management and Performance Issues

Addressing file deletion, recording time, and battery life concerns.

Troubleshooting Guide

Power, Recording, and Playback Problems

Checks and solutions for device not powering on, recording failures, or playback issues.

Sound Output Issues

Diagnoses and fixes problems with sound output from speakers and earphones.

Important Precautions

Important guidelines and warnings for safe and proper use of the device.

Specifications

Physical and Power Details

Size, weight, power source, and battery life specifications.

Format and Memory

Supported recording/playback formats and internal memory capacity.

FM Radio and Connectivity

FM frequency range, USB port, and operating system compatibility.

Audio and Accessories

Sound output, speaker, microphone, and included/optional accessories.