Knup KP-8004 Digital Voice Recorder User Manual

1. Introduction

This manual provides detailed instructions for the Knup KP-8004 Digital Voice Recorder. Please read this manual carefully before using the device to ensure proper operation and to maximize its functionality. Keep this manual for future reference.

2. Product Overview

The Knup KP-8004 is a versatile digital voice recorder designed for high-quality audio capture in various situations. It features an 8GB internal memory, an LCD display, and intuitive controls. Its compact and lightweight design makes it ideal for recording on the go.

Key Features:

• Digital voice recorder with 8GB storage, LCD display, and intuitive controls for easy use.
• Compact and lightweight, with dimensions of 16 x 32 x 116 mm and a weight of 30g, ideal for use in various locations.
• Multiple functions: MP3 playback, recording via internal or external microphone, USB, P2, and RJ11 connections for versatility.
• Records up to 140 hours of audio.
• Compatible with MP3, WMA, WAV music formats.
• Playback via internal speaker or headphones.
• VOR (Voice Operated Recording) voice control.
• Displays time in 24-hour format.
• 8-meter recording range.
• Equalizer with 5 modes (Normal, Pop, Rock, Jazz, Classic).
• Lock function to prevent accidental button presses.
• Telephone conversation recording (landline via RJ11).

Included Items:

• 1x Knup KP-8004 8GB Mini Voice Recorder
• 1x Headphones (98cm cable)
• 1x External Microphone
• 1x RJ-11 Telephone Recording Kit
• 1x Instruction Manual (Portuguese, please refer to this English version)

Image 1: Knup KP-8004 Digital Voice Recorder with its retail packaging.

3. Setup

3.1 Battery Installation

1. Locate the battery compartment on the back of the device.
2. Slide open the battery cover.
3. Insert two AAA batteries (not included), ensuring correct polarity (+/-).
4. Close the battery cover securely.

3.2 Connecting Accessories

• Headphones: Plug the 3.5 mm jack of the headphones into the P2 headphone output port on the device.
• External Microphone: Plug the 3.5 mm jack of the external microphone (or lapel microphone) into the P2 audio input port.
• USB Connection: Connect the device to a computer using a USB cable for file transfer or to use it as a USB flash drive.
• RJ11 Telephone Kit: For telephone recording, connect the RJ11 kit as per its specific instructions (usually involves connecting between the phone and the wall jack, then to the recorder's audio input).

Image 2: The Knup KP-8004 recorder displayed with its included accessories, such as headphones, external microphone, and RJ11 telephone kit.

4. Operating Instructions

4.1 Power On/Off

• To power on, slide the 'POWER' switch to the 'ON' position.
• To power off, slide the 'POWER' switch to the 'OFF' position.

4.2 Basic Recording

1. Ensure the device is powered on.
2. Press the REC button to start recording. The recording indicator will light up.
3. Press the STOP button to end and save the recording.

4.3 Voice Operated Recording (VOR)

The VOR function allows the recorder to start recording automatically when sound is detected and pause when there is no sound, saving memory and battery life.

1. Access the menu and navigate to the VOR setting.
2. Enable the VOR function.
3. Start recording as usual; the device will now operate in VOR mode.

4.4 Telephone Recording (via RJ11 Kit)

Use the included RJ11 kit to record landline telephone conversations.

1. Connect the RJ11 kit between your telephone and the wall jack.
2. Connect the audio output of the RJ11 kit to the P2 audio input port of the recorder.
3. Start recording on the device as usual when a call is in progress.

4.5 Playback

1. Press the PLAY/PAUSE button to start playback of the current file.
2. Press PLAY/PAUSE again to pause playback.
3. Use the UP and DOWN buttons to navigate between files.
4. Use the VOL+ and VOL- buttons to adjust the playback volume.
5. The device supports repeat functions (repeat one, repeat all, A-B repeat) which can be accessed via the menu.

4.6 MP3 Player Functionality

The device can play MP3, WMA, and WAV audio files.

1. Transfer your desired audio files to the device's internal memory via USB.
2. Use the MODE button to switch to MP3 playback mode.
3. Navigate and play files using the UP/DOWN and PLAY/PAUSE buttons.

4.7 File Management

You can delete individual or multiple files directly from the device.

1. Navigate to the file you wish to delete.
2. Access the menu and select the 'Delete' option. Follow the on-screen prompts to confirm.

4.8 Lock Function

Slide the HOLD switch to activate the lock function, preventing accidental button presses during transport or use.

Image 3: The Knup KP-8004 recorder with headphones and an external lapel microphone connected, ready for use.

5. Maintenance

• Cleaning: Use a soft, dry cloth to clean the device. Do not use liquid cleaners or solvents.
• Battery Care: Remove batteries if the device will not be used for an extended period to prevent leakage.
• Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
• Avoid Impact: Protect the device from drops and impacts, which can damage internal components.

6. Troubleshooting

• Device not turning on: Check if batteries are inserted correctly and have sufficient charge. Replace batteries if necessary.
• Recording not working or freezing: Ensure there is enough free memory. Try formatting the device (this will delete all data, so back up important files first). If the issue persists, try removing and reinserting the batteries to perform a hard reset.
• Audio corrupted or unable to download: This can occur if the device is turned off during recording or if the battery runs out. Ensure stable power during recording. If files are corrupted, they may not be recoverable.
• Low playback volume: Adjust the volume using the VOL+ button. Ensure headphones are properly connected and functioning.
• Device turns off unexpectedly: This often indicates low battery. Replace batteries.
• Device not recognized by computer: Ensure the USB cable is securely connected to both the recorder and the computer. Try a different USB port or cable.
• Recordings split into multiple files: The device may automatically split long recordings (e.g., after 1 hour) into separate files. This is normal behavior to manage file sizes.

Image 4: A detailed view of the Knup KP-8004 recorder, highlighting its various buttons and input/output ports.

7. Specifications

8. Warranty and Support

For warranty information, please refer to the documentation provided with your purchase or contact Knup customer support directly. Keep your proof of purchase for any warranty claims.

No official product videos for the Knup KP-8004 model were found among the provided resources. For further assistance, please consult the manufacturer's website or contact their support channels.