DNT Grabstar AV Video Digitizer User Manual

1. 서론

The DNT Grabstar AV is a standalone video digitizer designed to convert analog video signals from sources like VCRs, camcorders, and DVD players into digital MP4 files. This device allows you to preserve your old video memories by saving them directly to an SD card, USB flash drive, or external USB hard drive without requiring a computer. It features a built-in 3.5-inch color display for monitoring and playback, and supports both Composite (RCA) and S-Video inputs for optimal quality.

중요한: Always ensure your device is running the latest firmware. You can check your current firmware version in the device menu. The recommended firmware version is v210317dnt (dated 17.03.2021).

2. 패키지 내용

아래 나열된 모든 품목이 패키지에 포함되어 있는지 확인하세요.

• 1 x DNT Grabstar AV Video Digitizer
• 1 x USB Power Adapter (5V DC/1A)
• 1 x USB Charging Cable (Micro USB)
• 1 x AV Cable (3 x RCA male to 3 x RCA male)
• 1 x 사용자 설명서

Image: DNT Grabstar AV device with its power adapter, USB cable, and RCA cable.

3. 디바이스 오버view

Familiarize yourself with the various components and controls of your DNT Grabstar AV.

이미지: 앞면 view of the DNT Grabstar AV, displaying the 3.5-inch screen and control panel with Menu, Back, OK, directional buttons, Mode, and Rec/Stop buttons.

이미지: 각도 view of the DNT Grabstar AV, highlighting the S-Video input, AV IN (RCA) ports, HDMI OUT, USB port, Micro USB power input, and SD card slot.

컨트롤 및 포트:

• 3.5인치 컬러 디스플레이: For live monitoring and playback of recordings.
• 메뉴 버튼: 기기 설정 및 옵션에 접근합니다.
• 뒤로가기 버튼: 이전 메뉴나 화면으로 돌아갑니다.
• 방향 버튼(위, 아래, 왼쪽, 오른쪽): 메뉴를 탐색하고 설정을 조정하세요.
• 확인 버튼: 선택 사항을 확인합니다.
• 모드 버튼: Switches between recording and playback modes.
• Rec/Stop Button: Initiates and terminates video recording.
• 볼륨 버튼(+/-): Adjusts the built-in speaker volume.
• 전원 버튼: 장치를 켜거나 끕니다.
• DC 5V/1A (Micro USB): 전원 입력 포트.
• S-비디오 입력: For connecting video sources with S-Video output.
• AV IN (RCA): Composite video (yellow) and stereo audio (red/white) input ports.
• HDMI 출력 : Connects to a TV or monitor for external display.
• USB 포트: For connecting USB flash drives or external USB hard drives.
• SD 카드 슬롯: SD/SDHC 메모리 카드를 삽입하기 위한 용도입니다.

4. 설정

Follow these steps to prepare your DNT Grabstar AV for use:

1. 전원 연결: Connect the supplied USB power adapter to the Micro USB port (DC 5V/1A) on the device and plug it into a power outlet.
2. 저장 매체를 삽입하세요: Insert an SD/SDHC memory card (Class 10 or higher, up to 128 GB) into the SD card slot, or connect a USB flash drive (up to 128 GB) or an external USB hard drive (up to 4 TB) to the USB port. Ensure the storage media is formatted to FAT32, NTFS, or exFAT.
3. Connect Analog Video Source:
   • Composite (RCA): Use the supplied AV cable to connect the yellow video output from your source device (VCR, camcorder, DVD player) to the yellow AV IN port on the Grabstar AV. Connect the red and white audio outputs from your source to the corresponding red (A-R) and white (A-L) AV IN audio ports.
   • S- 비디오 : If your source device has an S-Video output, connect an S-Video cable to the S-Video port on the Grabstar AV. For audio, you must still connect the red and white audio RCA cables from your source to the Grabstar AV's A-R and A-L ports. S-Video only transmits video.
4. (Optional) Connect to TV: 에게 view the input signal or recorded videos on a larger screen, connect an HDMI cable from the HDMI OUT port on the Grabstar AV to an HDMI input on your television or monitor.

5. 사용 설명서

5.1 전원 켜기/끄기

Press and hold the Power button (⑁) on the device for a few seconds to turn it on or off.

5.2 비디오 녹화

1. 입력 선택: Ensure your analog video source is connected and powered on. The Grabstar AV will automatically detect the input signal (Composite or S-Video). The live video feed should appear on the 3.5-inch display.
2. Start Source Playback: Begin playing the video on your source device (e.g., press Play on your VCR).
3. 녹음 시작: 를 누르세요 녹화 / 중지 (●) button on the Grabstar AV. A red recording indicator will appear on the screen, and the recording duration will be displayed.
4. 모니터 녹화: Observe the recording on the device's screen or an external TV connected via HDMI.
5. 녹음 중지: 를 누르세요 녹화 / 중지 (●) button again to stop the recording. The device will save the video file to your inserted storage media.

자동 녹음 기능: The device supports automatic recording durations of 60, 90, 120, or 150 minutes. This can be configured in the device's menu settings.

참고 사항 File 크기: 때문에 file system limitations (especially FAT32), individual recorded files are limited to a maximum size of 4 GB. If a recording exceeds this limit, the device will automatically split it into multiple 4 GB files.

해상도 기록 : The Grabstar AV supports recording resolutions of 720x576p, 720x480p, and 640x480p. For analog sources, higher recording resolutions do not necessarily improve the visual quality, as the native resolution of analog material is inherently low. Selecting a higher resolution than the source material may not yield better results and can sometimes lead to less optimal digitization.

Image: The DNT Grabstar AV connected to a VHS player, demonstrating the process of digitizing old video tapes.

5.3 재생

녹화된 영상을 재생하려면:

1. 를 누르세요 방법 버튼을 누르면 재생 모드로 전환됩니다.
2. Use the directional buttons to navigate through your recorded files.
3. 를 누르세요 OK 버튼을 눌러 선택한 재생을 시작합니다. file.
4. If connected to a TV via HDMI, the video will be displayed on the external screen.

5.4 File 관리

You can access and manage your recorded MP4 files directly on the inserted SD card or USB storage device. Connect the storage media to a computer to transfer, edit, or back up your digitized videos.

6. 유지관리

6.1 청소

Wipe the device with a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as they may damage the screen or casing.

6.2 펌웨어 업데이트

Periodically check the DNT website for available firmware updates. Updates can improve performance, add features, or resolve issues. Firmware updates are typically performed via USB or SD card. Refer to the DNT support resources for detailed instructions on how to update your device's firmware.

7. 문제 해결

If you encounter issues with your DNT Grabstar AV, refer to the following common problems and solutions:

• 신호가 표시되지 않음:
  • Ensure your source device (VCR, camcorder) is powered on and playing video.
  • Verify that all video cables (Composite or S-Video) are securely connected to both the source device and the Grabstar AV.
  • Check the input selection on the Grabstar AV if there is an option to manually switch.
  • 케이블에 손상이 있는지 점검하십시오.
• No Audio During Recording or Playback:
  • Ensure the red (A-R) and white (A-L) audio RCA cables are correctly connected from your source device to the Grabstar AV. Even when using S-Video for video, audio must be connected via RCA cables.
  • Check the volume level on the Grabstar AV using the volume buttons.
  • 소스 장치의 오디오 출력 설정을 확인하세요.
• Recording Not Starting or Stopping Unexpectedly:
  • Ensure a compatible storage device (SD card, USB drive) is inserted and has sufficient free space.
  • Check the formatting of your storage media (FAT32, NTFS, exFAT).
  • Confirm that a stable video signal is present before pressing the record button. The device will only record if it detects an active input signal.
  • For external hard drives, ensure they have their own power supply if required.
• 낮은 비디오 품질:
  • The quality of the digitized video is highly dependent on the quality of the original analog source material and playback device.
  • Ensure video tapes or other media are clean and in good condition.
  • Use S-Video connection if available on your source device for potentially better video quality compared to Composite (RCA).
• Storage Media Not Recognized:
  • Ensure the SD card or USB drive is inserted correctly.
  • Verify the storage media is formatted to a supported file 시스템(FAT32, NTFS, exFAT).
  • Try a different SD card or USB drive to rule out media issues.

8. 사양

9. 보증 및 지원

The DNT Grabstar AV comes with a standard manufacturer's warranty. Please refer to the warranty information provided with your purchase for specific terms and conditions. For technical support, firmware updates, or further assistance, please visit the official DNT web사이트 또는 고객 서비스 부서에 문의하십시오.