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KageDS alan at kageds.comHi Harald, Well it looks like my attempt to solder header pins onto the board has ended in a disaster: I'm now seeing this when I connect the USB. Jun 3 09:23:23 kageds kernel: [1094465.891611] usb 1-1: new low-speed USB device number 71 using xhci_hcd Jun 3 09:23:23 kageds kernel: [1094466.011674] usb 1-1: device descriptor read/64, error -71 Jun 3 09:23:23 kageds kernel: [1094466.239641] usb 1-1: device descriptor read/64, error -71 Jun 3 09:23:23 kageds kernel: [1094466.467689] usb 1-1: new low-speed USB device number 72 using xhci_hcd Jun 3 09:23:23 kageds kernel: [1094466.587703] usb 1-1: device descriptor read/64, error -71 Jun 3 09:23:23 kageds kernel: [1094466.815730] usb 1-1: device descriptor read/64, error -71 Jun 3 09:23:24 kageds kernel: [1094466.923737] usb usb1-port1: attempt power cycle Jun 3 09:23:24 kageds kernel: [1094467.567751] usb 1-1: new low-speed USB device number 73 using xhci_hcd Jun 3 09:23:24 kageds kernel: [1094467.568257] usb 1-1: Device not responding to setup address. Jun 3 09:23:24 kageds kernel: [1094467.776277] usb 1-1: Device not responding to setup address. Jun 3 09:23:25 kageds kernel: [1094467.983753] usb 1-1: device not accepting address 73, error -71 Jun 3 09:23:25 kageds kernel: [1094468.103767] usb 1-1: new low-speed USB device number 74 using xhci_hcd Jun 3 09:23:25 kageds kernel: [1094468.104244] usb 1-1: Device not responding to setup address. Jun 3 09:23:25 kageds kernel: [1094468.312219] usb 1-1: Device not responding to setup address. Jun 3 09:23:25 kageds kernel: [1094468.519831] usb 1-1: device not accepting address 74, error -71 Jun 3 09:23:25 kageds kernel: [1094468.520812] usb usb1-port1: unable to enumerate USB device I also just see garbage on both debug ports. Though I'm not sure which is pin1 on the headers or what baud rate I should be using. I'm guessing I should send the board back for repair? Any thoughts Thanks Alan On 31/05/2019 15:08, Harald Welte wrote: > Hi Alan, > On Fri, May 31, 2019 at 11:02:50AM +0100, KageDS wrote: > >> FYI The pins are missing on X601 and X701. Looks like I need to dig up some >> header pins as well. > yes, this is intentional. The pin headers were impacting some enclosure ingtegration > of a customer, and we decided to not place them by default. After all, they're not > for use in production. > > I guess we could place them for the 1-off evaluation board purchases, thanks for > pointing that out. >