1. 서론
The Digitus Professional DN 82124 is a Gigabit Multi-Mode to Single-Mode Media Converter designed to facilitate seamless conversion between multi-mode and single-mode fiber optic signals. This device allows for network signal transmission over extended distances without requiring a complete overhaul of existing network infrastructure. It supports SC/SC connectors and operates at wavelengths of 850 nm for multi-mode and 1310 nm for single-mode connections.
This manual provides essential information for the proper installation, operation, and maintenance of your media converter.
Figure 1: Digitus Professional DN 82124 Media Converter with connected fiber optic cables.
2. 주요 특징
- Converts between multi-mode and single-mode fiber optic signals.
- Supports Gigabit Ethernet speeds.
- Equipped with SC/SC connectors.
- Wavelengths: 850 nm (Multi-Mode) & 1310 nm (Single-Mode).
- Multi-mode range: Up to 0.5 km.
- Single-mode range: Up to 20 km.
- Diagnostic LEDs for status and activity monitoring.
- Compatible with various fiber optic cable types (50/125 µm, 62.5/125 µm, 100/140 µm for multi-mode; 8.3/125 µm, 8.7/125 µm, 9/125 µm, 10/125 µm for single-mode).
3. 설정 및 설치
Follow these steps to set up your Digitus Professional DN 82124 Media Converter:
- 장치 포장 풀기: Carefully remove the media converter and its power supply from the packaging. Verify that all components listed in the package contents are present.
- 전원 연결: Connect the provided external power supply to the DC 5V input port on the media converter. Plug the power adapter into a standard electrical outlet. The Power LED (PWR) on the front panel should illuminate, indicating the device is receiving power.
- Fiber Optic Connection (Multi-Mode): Connect your multi-mode fiber optic cable (e.g., 50/125 µm, 62.5/125 µm) to the multi-mode SC ports (TX/RX) on the converter. Ensure the connectors are clean and properly seated.
- Fiber Optic Connection (Single-Mode): Connect your single-mode fiber optic cable (e.g., 9/125 µm) to the single-mode SC ports (TX/RX) on the converter. Again, ensure clean and secure connections.
- 네트워크 장치 연결: Connect the other end of the multi-mode fiber optic cable to your multi-mode network device (e.g., switch, router). Connect the other end of the single-mode fiber optic cable to your single-mode network device.
- 연결 확인: Once all cables are connected, check the LINK/ACT LEDs on the front panel. A solid LINK LED indicates a successful fiber optic link, and a blinking ACT LED indicates data activity.
그림 2: LED 표시등이 있는 전면 패널.
Figure 3: Rear panel with power input.
4. 미디어 변환기 작동 방법
The Digitus Professional DN 82124 operates automatically once properly connected and powered. It transparently converts signals between the multi-mode and single-mode fiber segments.
LED 표시등:
- PWR(전원): 기기의 전원이 켜지면 켜집니다.
- LINK A / LINK B (Link/Activity):
- Solid Green: Indicates a valid fiber optic link connection.
- Blinking Green: Indicates data activity (data transmission/reception).
- Off: No link detected or connection issue.
Ensure that the LINK LEDs are solid green for both connected fiber segments to confirm proper operation. Blinking activity LEDs confirm data flow.
5. 유지관리
To ensure optimal performance and longevity of your media converter, follow these maintenance guidelines:
- 청소: 기기를 깨끗하고 먼지가 없는 상태로 유지하세요. 부드럽고 마른 천을 사용하여 청소하세요. 액체 또는 에어로졸 세척제는 사용하지 마세요.
- 광섬유 커넥터: Always keep fiber optic connectors clean. Dust or dirt on the connector end-faces can significantly degrade performance. Use appropriate fiber optic cleaning tools if necessary.
- 통풍: Ensure the device has adequate ventilation. Do not block the ventilation slots on the sides of the converter.
- 환경 조건: Operate the device within the specified temperature range (-10 to 55°C) and humidity levels. Avoid exposing it to extreme temperatures or moisture.
- 전원 공급 장치: 기기와 함께 제공된 원래 전원 어댑터만 사용하세요.
6. 문제 해결
If you encounter issues with your media converter, refer to the following troubleshooting tips:
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| 전원 없음 (전원 LED 꺼짐) | 전원 어댑터가 연결되지 않았거나 결함이 있습니다. 전원 콘센트 문제입니다. | Check power adapter connection. Try a different power outlet. Ensure the power adapter is functional. |
| No Link (LINK LED Off) | Incorrect fiber optic cable connection; dirty or damaged fiber connectors; incompatible fiber type; faulty fiber cable; issue with connected network device. | Ensure fiber cables are securely connected to the correct ports (TX to RX, RX to TX). Clean fiber connectors. Verify fiber cable type (multi-mode/single-mode) matches the converter and connected devices. Test with a known good fiber cable. Check the status of the connected network devices. |
| No Data Activity (ACT LED not blinking) | No data being transmitted; network configuration issue; faulty network device. | Ensure data is being sent from the connected network devices. Check network device configurations. Verify the network devices are functioning correctly. |
| 간헐적인 연결 | Loose fiber connection; dirty fiber connectors; environmental interference. | Secure all fiber connections. Clean fiber connectors. Ensure the device is not exposed to excessive vibration or electromagnetic interference. |
7. 기술 사양
| 특징 | 세부 사항 |
|---|---|
| 모델 번호 | DN-82124 |
| 제조업체 | 디지 터스 |
| 치수(길이 x 너비 x 높이) | 95mm x 70mm x 26mm (7 x 9.5 x 2.6cm) |
| 무게 | 300그램 |
| 재료 | 금속 |
| 커넥터 | SC/SC |
| 파장(멀티모드) | 850nm |
| 파장(단일 모드) | 1310nm |
| Multi-Mode Range | 최대 0.5km |
| Single-Mode Range | 최대 20km |
| 전력 소비 | 3.5 Watts (Max. 1 A at 5V DC) |
| 작동 온도 | -10 ~ 55°C |
| 규정 준수 | CE, IEC 60669-2-1:2002, RoHS, FCC Part 15 |
8. 보증 정보
The Digitus Professional DN 82124 Media Converter comes with a 1-year availability of spare parts. For specific warranty terms and conditions, please refer to the documentation provided with your purchase or contact Digitus customer support.
9. 고객 지원
For technical assistance, troubleshooting, or further information regarding your Digitus Professional DN 82124 Media Converter, please visit the official Digitus website or contact their customer support. You can find more solutions and support resources at Assmann Solutions Overview.
