Guttentag, 
You do not need to flash the bootloader. Just flash Diag.
Did you install drivers, is it detected in your device manager?
Your PIN 1 seems to be reversed, the red stripe on the cable always signifies PIN1.
![[Image: sb5101.jpg]](http://www.usbjtag.com/jtagdevices/sb5101.jpg) 
	
	
	
	
	
You do not need to flash the bootloader. Just flash Diag.
Did you install drivers, is it detected in your device manager?
Your PIN 1 seems to be reversed, the red stripe on the cable always signifies PIN1.
![[Image: sb5101.jpg]](http://www.usbjtag.com/jtagdevices/sb5101.jpg) 
	
 
 

 
