3D models / Raspberry Pi 4 Model B
Exploded view
Raspberry Pi 4 Model B exploded view
Turn it, pull it apart, and tap any part to see what it does. Outer size: 85 x 56 x 19.5 mm.
Parts
What's inside the Raspberry Pi 4 Model B
Simplified model. Outer size to scale; inside parts are approximate.
Circuit boardCircuit board
The Raspberry Pi 4 Model B board, 85 by 56 mm. The Muse Linux SDK lists it as supported.
Processor (SoC)Chip
The main processor. It runs Raspberry Pi OS and the musegadget service. Anything Muse runs here runs with your account's permissions.
Memory (RAM)Chip
The memory chip. Pi 4 boards come with different amounts of memory.
Wi-Fi and BluetoothRadio
2.4 GHz and 5 GHz Wi-Fi with Bluetooth 5.0 and BLE. Muse pairs with the Pi over Bluetooth LE. Pairing stays open for 10 minutes after install; sudo musegadget pair reopens it.
40-pin GPIO headerPort
The standard 40-pin header for HATs, sensors and jumper wires.
Ethernet portPort
An Ethernet port for a wired network.
USB 3.0 ports (2)Port
Two USB 3.0 ports for fast drives and adapters.
USB 2.0 ports (2)Port
Two USB 2.0 ports for keyboards and other small devices.
USB-C power inputPort
Power comes in here. Use a 5.1 V, 3 A USB-C supply.
Micro HDMI port 0Port
A micro HDMI port, up to 4K at 60 Hz. Muse does not need a screen.
Micro HDMI port 1Port
The second micro HDMI port, for a second display.
Camera connector (CSI)Port
A ribbon connector for a Raspberry Pi camera module. No camera comes with the board.
Audio and video jackPort
A 4-pole jack for stereo audio and composite video.
Display connector (DSI)Port
A ribbon connector for a Raspberry Pi display.
microSD slot (underside)Port
Raspberry Pi OS boots from a microSD card here. Use one of 16 GB or more.
Size
Measurements and sources
Numbers marked approximate are estimates; everything else comes from the linked page or drawing.
| Side | Size | Source |
|---|---|---|
| Width | 85 mm | datasheets.raspberrypi.comPCB, corner radius 3.0 mm. Jacks stick out about 3 mm more. |
| Height | 56 mm | datasheets.raspberrypi.com |
| Thickness | 19.5 mm (approx.) | datasheets.raspberrypi.comDrawing gives the USB stacks as Z=16.0 above the board. PCB and underside parts are estimated. |