Rx TX support terminal locations on main Board
![4 pin connector support](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx2-1024x650.jpg)
![3 pin connector support, mostly used by SONY](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx3-1024x773.jpg)
![](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx1-1024x467.jpg)
![3 test point location](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx8-791x1024.jpg)
![](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx6-1024x1024.jpg)
Support in USB 3.0 port
![](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx9-1024x768.jpg)
Support in 3.5 head phone socket
![](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx5-1024x972.jpg)
Support in HDMI port
Dedicate for UART or SERVICE marked
![](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx11-1024x576.jpg)
![](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx10-1024x461.jpg)
![](http://glcelectronics.com/wp-content/uploads/2022/05/rxtx4-1024x691.jpg)
Support in USB 3.0 port
Support in 3.5 head phone socket
Support in HDMI port
Dedicate for UART or SERVICE marked