1. 서론
The Roku Express 4K 2022 is a streaming media player designed to deliver HD, 4K, and HDR content to your television. It provides smooth wireless streaming and comes with a simple remote for easy navigation. This manual provides instructions for setting up, operating, and maintaining your Roku Express 4K device.

Image 1.1: Roku Express 4K streaming device and its accompanying remote control.
2. 상자 안에 무엇이 들어있나요?
시작하기 전에 패키지에 모든 품목이 들어 있는지 확인하세요.
- Roku Express 4K 스트리밍 플레이어
- Roku Simple Remote with TV Controls
- Two AAA batteries for the remote
- USB 전원 케이블
- 전원 어댑터
- 프리미엄 고속 HDMI® 케이블
- Removable adhesive strip (for mounting)

Image 2.1: Visual representation of the Roku Express 4K streaming player, remote, cables, power adapter, and batteries included in the product packaging.
3. 설정
Follow these steps to set up your Roku Express 4K streaming media player:
- Connect the Roku Player: Plug one end of the Premium High Speed HDMI® Cable into the HDMI port on your Roku Express 4K player and the other end into an available HDMI port on your TV.
- 전원 연결: Connect the USB Power Cable to the Roku player and then plug the Power Adapter into a wall outlet. Alternatively, you can plug the USB Power Cable directly into a USB port on your TV if available, ensuring it provides sufficient power.
- 리모컨에 배터리를 넣으세요: Open the battery compartment on the back of the Roku remote and insert the two AAA batteries, matching the polarity indicators.
- 선수의 위치를 정하세요: For optimal remote performance, ensure the front of the Roku player has a clear line of sight to your remote. You can use the included removable adhesive strip to mount the player to your TV or a flat surface.
- HDMI 입력 선택: Turn on your TV and use your TV remote to select the HDMI input that corresponds to the port where your Roku player is connected.
- 화면 설정: Follow the on-screen instructions to connect your Roku player to your wireless network and activate your Roku account.

Image 3.1: The rear of the Roku Express 4K device, highlighting the HDMI, USB power, and reset button connections.

Image 3.2: The Roku Express 4K player positioned below a television, demonstrating a typical setup with connected cables.
4. 사용 설명서
Once set up, navigate your Roku Express 4K using the included remote control.
4.1 리모콘 기능
- 방향 패드(보라색 십자): Use the up, down, left, and right arrows to navigate menus and select items. The 'OK' button in the center confirms selections.
- 홈 버튼: Roku 홈 화면으로 돌아갑니다.
- 뒤로가기 버튼: 이전 화면 또는 메뉴로 돌아갑니다.
- 볼륨 버튼: Control the volume of your TV.
- 음소거 버튼: TV 오디오를 음소거하거나 음소거 해제합니다.
- 전원 버튼: TV를 켜거나 끕니다.
- 즉시 재생: 비디오 재생 중 몇 초 뒤로 이동합니다.
- 재생 컨트롤: Play/Pause, Fast Forward, and Rewind buttons for media playback.
- 앱 바로가기 버튼: Dedicated buttons for popular streaming services like Netflix, Disney+, Apple TV+, and Hulu for quick access.

Image 4.1: The Roku remote control, showing the directional pad, home, back, playback, and dedicated app shortcut buttons.
4.2 Roku 인터페이스 탐색
The Roku home screen displays your installed streaming channels. You can:
- Browse and launch channels.
- Access the Streaming Store to add new channels.
- 검색 movies, TV shows, actors, or directors across various channels.
- Adjust settings for your device, network, and display.

Image 4.2: The Roku user interface on a TV screen, featuring a selection of streaming applications and navigation options.
4.3 호환성
The Roku Express 4K is designed to integrate with various smart home ecosystems:
- Works with Apple AirPlay for casting content from Apple devices.
- Compatible with Apple Home for smart home integration.
- 음성 제어를 위해 Alexa와 함께 작동합니다.
- Compatible with Google Home for smart home integration.

Image 4.3: Icons illustrating the Roku Express 4K's compatibility with Apple AirPlay, Apple Home, Alexa, and Google Home.
5. 유지관리
To ensure the longevity and optimal performance of your Roku Express 4K:
- 과열을 방지하기 위해 장치를 통풍이 잘 되는 곳에 보관하십시오.
- Clean the device and remote with a soft, dry cloth. Avoid liquid cleaners.
- Replace remote batteries when performance degrades.
- Ensure the device's software is up to date by checking the settings menu.
6. 문제 해결
If you encounter issues with your Roku Express 4K, try the following solutions:
6.1 전원이 켜지지 않음/기기가 켜지지 않음
- Verify the power adapter is securely plugged into a working wall outlet and the USB cable is firmly connected to the Roku player.
- If using a TV USB port for power, ensure it provides sufficient power (check your TV's manual). Try using the included wall adapter.
6.2 No Picture on TV
- Ensure the HDMI cable is securely connected to both the Roku player and your TV.
- TV의 HDMI 입력 설정이 올바른지 확인하십시오.
- TV의 다른 HDMI 포트나 다른 HDMI 케이블을 사용해 보세요.
6.3 원격 응답 없음
- 리모컨의 배터리를 교체하세요.
- Ensure there are no obstructions between the remote and the Roku player.
- If the remote is paired via Wi-Fi Direct (some advanced Roku remotes), try re-pairing it by holding the pairing button inside the battery compartment.
6.4 네트워크 연결 문제
- 무선 공유기와 모뎀을 재시작하세요.
- 이동하다 설정 > 네트워크 > 연결 확인 on your Roku device to diagnose the issue.
- Ensure your Roku device is within range of your wireless router.
6.5 화질이 좋지 않음
- Ensure you are using the included Premium High Speed HDMI® Cable.
- Check your TV's display settings and the Roku's display settings (설정 > 디스플레이 유형) to ensure they are configured for 4K/HDR if your TV supports it.
- Verify your internet connection speed meets the requirements for 4K streaming.
7. 사양
| 상표 | 로쿠 |
| 모델명 | 표현하다 |
| 품목 모델 번호 | 3940CA2 |
| 해결 | 4K, 720p |
| 특징 | Support Dual WiFi |
| 연결 기술 | USB |
| 커넥터 유형 | HDMI |
| 품목 무게 | 1.6 온스 |
| 제품 치수 | 1.7 x 5.6 x 0.8 인치 |
8. 보증 및 지원
보증 정보 및 기술 지원에 대해서는 Roku 공식 웹사이트를 참조하십시오. website or the documentation included with your product. You can also visit the Roku support pages online for FAQs and troubleshooting guides.





