1. 서론
This manual provides essential information for the Lexar Professional 633x 128GB SDXC UHS-I Card (Model: LSD128GCB1NL633). This high-speed memory card is designed for use in mid-range DSLRs, HD camcorders, and 3D cameras, enabling the capture and transfer of high-quality photos and 1080p Full-HD, 3D, and 4K video. It leverages UHS-I technology for reliable performance and efficient workflow.

Figure 1.1: Lexar Professional 633x SDXC card in a typical usage scenario.
2. 설정
To begin using your Lexar Professional 633x SDXC card, follow these steps:
- Unpack the Card: Carefully remove the SDXC card from its packaging. Avoid touching the gold connector pins.
- 카드 슬롯을 찾으세요: Identify the SD card slot on your compatible device (e.g., DSLR camera, HD camcorder, 3D camera). Refer to your device's manual for the exact location.
- 카드를 삽입하세요: With the label facing the correct direction (usually towards the front or top of the device), gently slide the SDXC card into the slot until it clicks into place. Do not force the card.
- 카드 포맷하기(권장): For optimal performance and to ensure compatibility, it is highly recommended to format the card using your device's internal formatting function before first use. This process erases all data on the card. Consult your device's manual for instructions on how to format an SD card.

그림 2.1: 전면 view of the Lexar Professional 633x 128GB SDXC card.
3. 운영
3.1 사진 및 비디오 촬영
Once the SDXC card is properly inserted and formatted, your device is ready to capture media. The Lexar Professional 633x card supports high-resolution images and various video formats, including 1080p Full-HD, 3D, and 4K video, depending on your device's capabilities.
- Ensure your device is set to the desired photo or video quality settings.
- Begin recording or taking photos as per your device's operating instructions.
- The high-speed performance of this card minimizes buffer time, allowing for continuous shooting and smooth video recording.
3.2 데이터 전송
전송하려면 files from your SDXC card to a computer or other storage device:
- 카드를 안전하게 제거하세요: Power off your device or use the "Safely Remove Hardware" option if your device supports it, then eject the SDXC card.
- 리더에 삽입: Insert the SDXC card into a compatible card reader connected to your computer. For optimal transfer speeds, use a USB 3.0 card reader.
- 복사 Files: Your computer should recognize the card as a removable drive. Navigate to the card's contents and copy or move your desired files to your computer's storage.
- 안전하게 꺼내기: Always safely eject the card from your computer before physically removing it to prevent data corruption.
4. 유지관리
Proper care and maintenance will extend the life and reliability of your Lexar Professional 633x SDXC card.
- 조심스럽게 다루십시오: 카드를 구부리거나 떨어뜨리거나 과도한 힘을 가하지 마십시오.
- 연락처 보호: Do not touch the gold connector pins. If necessary, gently clean them with a soft, lint-free cloth.
- 저장: Store the card in its protective case when not in use to prevent dust, dirt, and static damage.
- 환경 조건: The card is designed to be temperature-proof, water-proof, and X-ray proof. However, avoid prolonged exposure to extreme conditions beyond its operating specifications.
- 서식: Periodically formatting the card (after backing up all data) can help maintain performance and resolve minor file system issues. Always format the card within the device it will be used in.
- 쓰기 방지 스위치: The small switch on the side of the SD card is a write-protection lock. Slide it down to protect data from being accidentally erased or overwritten. Slide it up to enable writing. Ensure it is in the "up" position for normal operation.
5. 문제 해결
If you encounter issues with your Lexar Professional 633x SDXC card, consider the following common solutions:
- 카드가 인식되지 않음:
- 카드가 기기 또는 카드 리더기에 완전히 삽입되었는지 확인하십시오.
- Check the write-protection switch; if it's in the locked position, the device may not recognize it or allow writing.
- 기기 자체의 문제가 아닌지 확인하기 위해 다른 호환 기기나 카드 리더기에 카드를 넣어보세요.
- Clean the gold connector pins gently with a soft, dry cloth.
- Slow Performance / Errors During Recording:
- Ensure your device supports UHS-I speeds. Older devices may not fully utilize the card's speed.
- Format the card using your device's internal formatting function. (Warning: This will erase all data. Back up first.)
- Verify that the card is not nearly full. Performance can degrade when storage is almost exhausted.
- 데이터 손상:
- Always safely eject the card from your computer or device before removal.
- 데이터 전송 중이거나 기기가 카드에 데이터를 기록하는 동안에는 카드를 제거하지 마십시오.
- If data corruption persists, the card may be faulty. Contact Lexar support for assistance.
6. 사양
| 특징 | 세부 사항 |
|---|---|
| 모델 번호 | LSD128GCB1NL633 |
| 용량 | 128GB (XNUMX기가바이트) |
| 플래시 메모리 유형 | 에스디엑스씨 |
| 스피드 클래스 | Class 10, UHS-I (U1 or U3 depending on capacity) |
| 읽기 속도 | Up to 95 MB/s (633x) |
| 쓰기 속도 | Up to 95 MB/s (as specified, actual performance may vary) |
| 하드웨어 인터페이스 | SDHC, SDXC |
| 치수(길이x너비x높이) | 0.95 x 1.25 x 0.08 인치 |
| 무게 | 0.11 온스 |
| 특별 기능 | 내열성, 방수성, X선 차단 |
| 호환 장치 | DSLR camera, HD camcorder, 3D camera |
7. 보증 및 지원
Lexar provides comprehensive support for its products.
- 보증: This product comes with a limited lifetime warranty. Please refer to the official Lexar web전체 보증 이용 약관을 보려면 사이트를 방문하세요.
- 기술 지원: For technical assistance, troubleshooting beyond this manual, or warranty claims, please visit the official Lexar support web사이트를 방문하거나 고객 서비스에 문의하세요.
- 제품 업데이트: Keep your device's firmware updated to ensure optimal compatibility and performance with your Lexar SDXC card.
Note: Product label may vary from images shown.