1. 제품 오버view
The ProtoArc Wireless Trackball Mouse EM01 NL is an ergonomic input device designed for comfort and efficiency. It features an adjustable angle, multi-device connectivity, and precise tracking for various computing environments.

Image: The ProtoArc Wireless Trackball Mouse EM01 NL in gray, showcasing its ergonomic shape and trackball.
2. 패키지 내용
패키지에 모든 품목이 들어 있는지 확인하세요.
- An Ergonomic Trackball Mouse
- A Type C Charging Cable
- A USB Receiver
- 사용자 설명서
3. 제품 다이어그램
Familiarize yourself with the various components and controls of your trackball mouse.

Image: A detailed diagram of the ProtoArc EM01 NL trackball mouse, showing the Backward/Forward Buttons, Precise Scroll Wheel, 2.4G/Bluetooth Connectivity button, Removal Ball, DPI Button, Charging Indicator, Type-C Charging Port, Power ON/OFF switch, and 2.4G USB Receiver.
4. 설정
4.1 마우스 충전
The trackball mouse features a built-in rechargeable lithium battery. Before initial use, or when the battery is low, connect the provided Type-C charging cable to the mouse's charging port and to a USB power source. A full charge typically takes 1-3.5 hours.

Image: The ProtoArc EM01 NL trackball mouse being charged via its Type-C port, illustrating the rechargeable feature and long standby time.
4.2 마우스 연결
The EM01 NL supports three connection modes: 2.4G Wireless via USB receiver and two separate Bluetooth channels. You can switch between connected devices using the dedicated button on the mouse.
2.4G 무선 연결:
- 2.4G USB 수신기를 컴퓨터의 사용 가능한 USB 포트에 꽂으세요.
- Turn on the mouse using the Power ON/OFF switch located on the bottom.
- Press the connectivity button on the mouse to select the 2.4G mode (indicated by a specific LED). The mouse should connect automatically.
블루투스 연결(BT1/BT2):
- Turn on the mouse using the Power ON/OFF switch.
- Press and hold the connectivity button for 3-5 seconds to enter Bluetooth pairing mode for either BT1 or BT2. The corresponding LED indicator will flash rapidly.
- On your device (PC, laptop, iPad, etc.), go to Bluetooth settings and search for "ProtoArc EM01 NL".
- Select the mouse to pair. The LED indicator will stop flashing once connected.
- Repeat for a second Bluetooth device using the other Bluetooth channel (BT2).

Image: The ProtoArc EM01 NL trackball mouse positioned on a desk, illustrating its capability to connect to multiple devices such as a desktop monitor, laptop, and tablet simultaneously via 2.4G wireless and Bluetooth.
5. 사용 설명서
5.1 Ergonomic Design and Adjustable Angle
The EM01 NL features a unique adjustable hinge, allowing you to customize the trackball angle from 0 to 20 degrees. This adjustment helps achieve a more natural and comfortable hand position, reducing wrist and arm fatigue during extended use.

Image: A hand operating the ProtoArc EM01 NL trackball mouse, demonstrating its adjustable angle feature from 0 to 20 degrees for enhanced ergonomic comfort.
5.2 DPI 조정
The mouse offers 5 adjustable DPI levels (200/400/800/1200/1600) to control cursor sensitivity. Press the DPI button to cycle through the settings and find your preferred tracking speed for precise movement.

Image: The ProtoArc EM01 NL trackball mouse on a desk next to a laptop, with an overlay indicating the adjustable DPI settings of 200, 400, 800, 1200, and 1600 for precise cursor control.
5.3 다중 장치 전환
Easily switch between up to three connected devices (one 2.4G wireless, two Bluetooth) by pressing the dedicated connectivity button. This allows for seamless workflow across multiple computers or tablets.
5.4 Quiet Clicking
The mouse features smooth frosted surfaces and quiet clicks, designed to minimize noise and maintain focus in quiet environments. Note that the middle scroll wheel is not silent.

Image: The ProtoArc EM01 NL trackball mouse on a desk next to a laptop, with a graphic illustrating its 90% whisper-quiet click feature compared to typical mouse, library, and talking voice sound levels.
5.5 사용 팁
- 학습 곡선: Using a trackball mouse may require an adjustment period. Experiment with different hand positions to find what is most comfortable for you. Many users find that 1-2 weeks of consistent use helps reduce wrist pressure and pain associated with traditional mice.
- 엄지 손가락 제어: The trackball is controlled by your thumb, eliminating the need to move your entire arm. This allows for precise navigation in confined spaces.
- 맥 OS 호환성: The backward and forward buttons are not compatible with Mac OS systems.
6. 유지관리
6.1 트랙볼 청소
To ensure smooth and accurate tracking, regularly clean the trackball and the three white rollers inside its housing. After a period of use, dust and debris can accumulate, affecting performance.
- 트랙볼을 소켓에서 조심스럽게 빼내십시오.
- 부드럽고 보푸라기가 없는 천을 사용하여 트랙볼을 깨끗이 닦으세요.
- Carefully clean the three small white rollers located inside the trackball's housing.
- Reinsert the trackball into its socket.

Image: A three-step visual guide demonstrating how to clean the trackball: 1) Take out the trackball, 2) Clean with a soft cloth, and 3) Put the trackball back inside.
7. 문제 해결
- Trackball not running smoothly: Ensure the trackball and internal rollers are clean (refer to Section 6.1). Performance may also be affected when the computer is just starting or running large applications.
- 연결 문제: For 2.4G wireless, ensure the USB receiver is securely plugged in and the mouse is in 2.4G mode. For Bluetooth, ensure the mouse is in pairing mode and your device's Bluetooth is enabled. Try re-pairing if necessary.
- 커서가 불안정하거나 반응하지 않음: Check battery level and recharge if low. Clean the trackball and rollers. Ensure the mouse is within range of your device.
- 마우스가 켜지지 않음: Verify the Power ON/OFF switch is in the 'ON' position. Charge the mouse fully.
8. 사양
| 특징 | 세부 사항 |
|---|---|
| 제품 치수 | 3.54 x 2.76 x 0.04 인치 |
| 품목 무게 | 12.3 온스 |
| 품목 모델 번호 | EM01 NL |
| 배터리 | 1개의 리튬 이온 배터리 필요(포함) |
| 제조업체 | 프로토아크 |
| 상표 | 프로토아크 |
| 색상 | Gray Ball |
| 연결 기술 | 2.4G 무선, 블루투스 |
| 특별 기능 | Adjustable Angle, Ergonomic Design, Quiet, Rechargeable, Wireless |
| 움직임 감지 기술 | 트랙볼 |
9. 보증 및 지원
For warranty information or technical support, please refer to the documentation included with your purchase or visit the official ProtoArc website. Contact information for customer service is typically available on the product packaging or the manufacturer's support page.





