--- markdown_generated_at: "2026-11-04" title: "Support" url: "https://www.qualcomm.com/developer/hardware/rb3-gen-2-development-kit/support" --- # Support ![](https://s7d1.scene7.com/is/image/dmqualcommprod/dark-abstract-bg) ## FAQs #### Where can I learn about the Qualcomm® RB3 Gen 2 dev kit? Robotics is just the beginning. The Qualcomm RB3 Gen 2 platform is designed for strong performance, flexibility, accessibility, and advanced features. It combines blazing-fast wireless connectivity and low latency with more AI processing capability compared to previous generation. Developers can use the compute capabilities of QCS6490 with the available SDKs and the option of pre-integrated built-in sensors and cameras to develop a broad range of IoT products including robotics, industrial, and automation. You can find additional details [here](https://www.qualcomm.com/developer/hardware/rb3-gen-2-development-kit) #### Where can I purchase Qualcomm® RB3 Gen 2 dev kits? You can purchase dev kits [here](https://www.qualcomm.com/developer/hardware/rb3-gen-2-development-kit/purchase) #### How do I get started with my Qualcomm® RB3 Gen 2 dev kit? The best way to get started is by reading the Qualcomm RB3 Gen 2 Quick Start Guide. This guide provides details on setting up the dev kit to experience end-to-end multimedia and artificial intelligence (AI) applications in a Linux-based environment. Additionally, this guide provides instructions for establishing essential communication with the Linux host. You can access the Quick Start Guide [here](https://docs.qualcomm.com/doc/80-70029-253/topic/qsg-landing-page.html?product=1601111740013077&facet=Linux%201.x%20quickstart) #### Where can I learn about the various DIP switches for the Qualcomm® RB3 Gen 2 dev kit? Dual In-line Package (DIP) switches can be used to customize the behavior of the Qualcomm RB3 Gen 2 dev kit. You can find details on these DIP switches [here](https://docs.qualcomm.com/doc/80-70029-251/topic/references.html?product=1601111740013077&facet=Linux%201.x%20user%20guide#dip-switches) #### What does EDL stand for? EDL stands for Emergency Download. You can find details about EDL [here](https://docs.qualcomm.com/doc/80-70029-251/topic/upgrade-rb3gen2-software.html?product=1601111740013077&facet=Linux%201.x%20user%20guide#panel-0-VWJ1bnR1tab$force-device-into-emergency-download-mode) (Linux) and [here](https://docs.qualcomm.com/bundle/publicresource/topics/80-90441-251/rb3_gen2_force_edl_mode.html?product=1601111740013077&facet=Ubuntu%20user%20guide#edl) (Ubuntu). For more acronyms and terms related to Qualcomm RB3 Gen 2 dev kit, please see [here](https://docs.qualcomm.com/doc/80-70029-251/topic/references.html?product=1601111740013077&facet=Linux%201.x%20user%20guide#acronyms-and-terms). #### How do I get started on developing applications for the Qualcomm® RB3 Gen 2 dev kit? Qualcomm has developed several sample applications that run on the Qualcomm RB3 Gen2 dev kit. These provide examples or references that can be utilized to develop and configure new applications. You can find details on additional sample applications [here](https://docs.qualcomm.com/doc/80-70029-251/topic/demo_app.html?product=1601111740013077&facet=Linux%201.x%20user%20guide) (Linux) and [here](https://docs.qualcomm.com/bundle/publicresource/topics/80-90441-15/introduction.html?product=1601111740057201&facet=AI%20developer%20workflow) (Ubuntu). #### How can I get technical help on the Qualcomm® RB3 Gen 2 dev kit? There is a vibrant community Forum that you can access to get technical help from like-minded individuals. Qualcomm Engineers will provide technical support in this Forum as needed too. You can access this Forum [here](https://mysupport.qualcomm.com/supportforums/s/topic/0TO4V000000Ey0kWAC/qualcomm-robotics-rb3-gen-2-dev-kit) #### I see a black screen when I connect my RB3 Gen 2 dev kit to a HDMI monitor. Help! This behavior is seen with some monitor models. If you encounter this issue, please follow the steps mentioned [here](https://docs.qualcomm.com/doc/80-70023-18/topic/debug.html?product=895724676033554725&facet=Display&latest=true#panel-0-UUNTNjQ5MA==tab$debug-hdmi-display) to troubleshoot / fix this issue #### I do not see my SD card enumerated on my RB3 Gen 2 dev kit. What do I do? The current release does not support automatically mounting SD memory cards during boot up. Workaround is to manually mount the SD card by following the steps [here](https://docs.qualcomm.com/doc/80-70022-6/topic/customize.html?product=895724676033554725&facet=Memory%20and%20Storage&latest=true#mount-the-sd-card-to-a-specific-path) #### Does RB3 Gen 2 support Ethernet? Yes, Ethernet is supported. If you encounter functional issues with Ethernet or Type-A devices, follow [these steps](https://docs.qualcomm.com/bundle/publicresource/topics/80-70015-254/how_to.html?vproduct=1601111740013072&latest=true#update-usb-and-ethernet-controller-firmware) to upgrade the controller firmware and enable Ethernet and USB Type-A ports #### What do I do when devices connected to RB3 Gen 2 dev kit via USB Type-A ports are not working? If you encounter functional issues with Ethernet or Type-A devices, follow [these steps](https://docs.qualcomm.com/bundle/publicresource/topics/80-70015-254/how_to.html?vproduct=1601111740013072&latest=true#update-usb-and-ethernet-controller-firmware) to upgrade the controller firmware and enable Ethernet and USB Type-A ports #### How do I unbrick my RB3 Gen 2 dev kit? Please follow the instructions outlined [here](https://docs.qualcomm.com/doc/80-70029-251/topic/upgrade-rb3gen2-software.html?product=1601111740013077&facet=Linux%201.x%20user%20guide) (Linux) and [here](https://docs.qualcomm.com/bundle/publicresource/topics/80-90441-1/Integrate_and_flash_software_2.html?product=1601111740013077&facet=Ubuntu%20quickstart) (Ubuntu). #### Does RB3 Gen 2 support Android Debug Bridge (adb) on Qualcomm Linux? Yes, adb is supported along with SSH. Please see [here](https://docs.qualcomm.com/bundle/publicresource/topics/80-70029-251/faqs.html?product=1601111740013077&facet=Linux%201.x%20user%20guide#install-adb) for details. #### How do I connect my RB3 Gen 2 dev kit to an UART shell? Please follow the instructions outlined [here](https://docs.qualcomm.com/bundle/publicresource/topics/80-70022-254/how_to.html?vproduct=1601111740013072&latest=true#connect-to-a-uart-shell) #### How do I SSH to my RB3 Gen 2 dev kit? Please follow the instructions outlined [here](https://docs.qualcomm.com/bundle/publicresource/topics/80-70022-254/how_to.html?vproduct=1601111740013072&latest=true#connect-to-the-network) #### Which specific Virtual Machines are supported by RB3 Gen 2 dev kit? On a Windows host PC, Oracle Virtual Box is supported. On Mac host PC, UTM is supported #### How do I check the software version on my RB3 Gen 2 dev kit? Please refer [here](https://docs.qualcomm.com/bundle/publicresource/topics/80-70029-251/set_up_the_device.html?product=1601111740013077&facet=Linux%201.x%20user%20guide#verify-the-qualcomm-linux-version) (Linux) or [here](https://docs.qualcomm.com/bundle/publicresource/topics/80-82645-20/landingpage.html?product=1601111740057201) (Ubuntu) on how to check the software version loaded on to the device. Support Links [Visit the Forum](https://mysupport.qualcomm.com/supportforums/s/topic/0TO4V0000001XKzWAM/hardware-solutions) [查看论坛 (中文) - Chinese Software Development Network (CSDN)](https://bbs.csdn.net/forums/qualcomm?typeId=4318934) ## Helpful Links ### Forums Visit Qualcomm Support forums to ask questions, access resources, learn quick tips, and more. Expand your knowledge by interacting with others in the developer community. [Visit forums](https://mysupport.qualcomm.com/supportforums/s/topic/0TO4V0000001XKzWAM/hardware-solutions)