waveshare Mini-Computer Based on Raspberry Pi Compute Module 4 (NOT Included), CM4-IO-BASE-B (Full Ver.) Inside, Metal Case, with Cooling Fan, Onboard Connectors Including CSI/DSI/HDMI/USB/RJ45 etc.

OverviewMini-Computer Designed For Raspberry Pi Compute Module 4 (NOT Included), Waveshare CM4-IO-BASE-B (Full Ver. ) Inside, Metal Case, with Cooling Fan, Make It Easy To Build Your Own Raspberry Pi CM4 Mini PC. Waveshare CM4-IO-BASE-B (Full Ver. ) Precautions for Use1. This model only support 5V fan and cannot work with the 12V fan. Please confirm the fan voltage before connecting. 2. The DSI Display Port is connecting the DSI0 interface of the CM4, and doesn't use the DSI1 display interface. 3. The Type C interface can be used for power supply or USB SLAVE interface for burning the image.

4. In order to ensure the normal power supply of CM4, please do not connect other devices when using the Type C interface to burn the image. 5. It needs to use a 5V 2A power supply for CM4. Otherwise, problems such as automatic shutdown, frequency reduction, etc. may occur. 6. When using the M. 2 interface, please use the matching screws. Using screws of other lengths may cause the CM4 core to be damaged by the screws. 7. The module doesn't have any protection circuit, please do not short-circuit the power supply.

8. USB 2.0 is closed by default, if you need to open it, you need to add dtoverlay=dwc2, dr_mode=host in config. txt. 9. HDMI1 uses a flat cable output, if you need to use it, you can purchase an HDMI adapter. 10. This expansion board does not support POE function. Package Content1. CM4-IO-BASE-B x12. Metal case (top and bottom) x13. Fan-4010-PWM-5V x14. 5V 3A USB-C power adapter x15. Screwdriver x16. Screws pack x1NoteDevelopment Resources and Technical Support are provided, please feel free to contact us if you have any problem!