Waveshare Raspberry Pi 4 Model B Display Kit User Manual

1. Introduktion

This user manual provides detailed instructions for the Waveshare Raspberry Pi 4 Model B Display Kit. It covers the assembly, setup, operation, and maintenance of your 7-inch capacitive touch LCD display kit designed for the Raspberry Pi 4. Please read this manual thoroughly before use to ensure proper functionality and to maximize your experience with the product.

2. Pakkens indhold

Verify that all items listed below are included in your package. If any components are missing or damaged, please contact customer support.

Image: All components included in the Waveshare Raspberry Pi 4 Display Kit.

• 7-inch Capacitive Touch LCD
• Acrylic Case (Black/White)
• HDMI kabel
• USB-A to Micro-USB Cable (for touch and power)
• Strømadapter
• Micro SD Card (16GB)
• Micro SD kortlæser
• Screws and Standoffs for assembly

3. Produktet er slutview

The Waveshare Raspberry Pi 4 Model B Display Kit combines a high-resolution 7-inch capacitive touch screen with essential accessories, allowing you to build a compact, all-in-one computer solution with your Raspberry Pi 4.

3.1 Raspberry Pi 4 Model B Features (Raspberry Pi board sold separately)

Image: Raspberry Pi 4 Model B board layout with key components labeled.

• Processor: Broadcom BCM2711, Quad core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5 GHz
• Hukommelse: LPDDR4-2400 SDRAM (available in 1GB, 2GB, 4GB, or 8GB options)
• Forbindelse: 2.4 GHz and 5.0 GHz IEEE 802.11ac wireless, Bluetooth 5.0, Gigabit Ethernet
• USB-porte: 2 × USB 3.0 ports, 2 × USB 2.0 ports
• Video og lyd: 2 × micro-HDMI ports (up to 4Kp60 supported), 2-lane MIPI DSI display port, 2-lane MIPI CSI camera port, 4-pole stereo audio and composite video port
• GPIO: 40-bens GPIO-header
• Magt: 5V DC via USB-C connector (minimum 3A recommended)

4. Opsætningsvejledning

Follow these steps to assemble and set up your Waveshare Raspberry Pi 4 Display Kit.

4.1 Montering af hardware

Image: Fully assembled Waveshare Raspberry Pi 4 Display Kit.

1. Prepare the Raspberry Pi: Ensure your Raspberry Pi 4 Model B board is ready.
2. Mount the Raspberry Pi: Attach the Raspberry Pi 4 board to the designated mounting points on the back panel of the acrylic case using the provided screws and standoffs.
3. Connect the Display: Connect the 7-inch LCD to the Raspberry Pi 4. Typically, this involves connecting the HDMI cable from the display to one of the micro-HDMI ports on the Raspberry Pi, and the USB-A to Micro-USB cable for touch functionality and power.
4. Assemble the Case: Secure the front panel of the acrylic case around the display and then attach it to the back panel, enclosing the Raspberry Pi and display. Ensure all cables are properly routed and not pinched.
5. Fastgør stativ: Assemble and attach the included stand to the bottom of the case for stable positioning. The stand often allows for adjustable viewing angles (e.g., 45° or 60°).

4.2 Softwarekonfiguration

The Waveshare 7-inch capacitive touch LCD is designed for driver-free operation with several popular operating systems.

1. Installation af operativsystem: Install your preferred operating system (e.g., Raspbian, Ubuntu, Kali, WIN10 IoT, Retropie) onto the provided 16GB Micro SD card using a suitable imaging tool (e.g., Raspberry Pi Imager).
2. Indsæt SD-kort: Insert the prepared Micro SD card into the Raspberry Pi's Micro SD card slot.
3. Tænd: Connect the power adapter to the display kit. The Raspberry Pi and display should power on automatically.
4. Førerfri drift: For most supported systems, the display and touch functionality will work automatically without additional driver installation.

5. Betjeningsvejledning

5.1 Berøringsfunktionalitet

Image: User interacting with the capacitive touch screen.

• The 7-inch display features a capacitive touch panel, supporting up to five-point touch input.
• Ensure the USB touch cable is securely connected between the display and the Raspberry Pi for touch input to function.
• Touch gestures and multi-touch capabilities will depend on the operating system and applications running on your Raspberry Pi.

5.2 Understøttede operativsystemer

The display kit offers broad compatibility with various Raspberry Pi operating systems:

• Raspbian: Supports five-point touch, driver-free.
• Ubuntu / Kali / WIN10 IoT: Supports single-point touch, driver-free.
• Retropie: Supports driver-free operation.

6. Specifikationer

7. Vedligeholdelse

• Rensning: Brug en blød, fnugfri klud til forsigtigt at tørre skærmen af. Ved genstridige pletter, tør let afampRengør kluden med vand eller et skærmsikkert rengøringsmiddel. Undgå skrappe kemikalier eller slibende materialer.
• Opbevaring: Når sættet ikke er i brug, skal det opbevares køligt og tørt, væk fra direkte sollys og ekstreme temperaturer.
• Håndtering: Handle the display and Raspberry Pi board with care to avoid physical damage. Avoid applying excessive pressure to the screen.

8. Fejlfinding

8.1 Ingen skærmudgang

• Tjek strøm: Ensure the power adapter is securely connected to the display kit and plugged into a working power outlet.
• HDMI-forbindelse: Verify that the HDMI cable is firmly connected between the display and the Raspberry Pi's micro-HDMI port. Try a different micro-HDMI port if available.
• SD-kort: Confirm that the Micro SD card with a properly installed operating system is inserted correctly into the Raspberry Pi.
• Strømforsyning: Ensure your Raspberry Pi is receiving adequate power (a 5V/3A USB-C power supply is recommended for Raspberry Pi 4).

8.2 Touch-funktionen virker ikke

• USB-forbindelse: Check that the USB-A to Micro-USB cable is securely connected from the display to a USB port on the Raspberry Pi.
• Operativsystem support: Confirm that your operating system supports the touch functionality of this display. While most are driver-free, some configurations might require specific settings.
• Genstart: Try rebooting the Raspberry Pi.

8.3 Screen Flickering or Instability

• Strømforsyning: Ensure a stable and sufficient power supply is used for both the display and the Raspberry Pi.
• Kabelintegritet: Check the HDMI and USB cables for any damage or loose connections.

9. Garanti og support

For garantioplysninger, teknisk support eller yderligere assistance henvises til den officielle Waveshare webwebstedet eller kontakt din forhandler. Gem din købskvittering som købsbevis i tilfælde af garantikrav.