JYE Tech Forum

Just to follow up, in case anyone is interested: I worked with JYE tech support via email to test a few things, and confirmed that there was an open connection within the board, between the diode bridge and the power switch. They were good enough to send me a replacement kit since this board is faul...

I just purchased and assembled an FG085 kit. When I plugged it in and turned it on, nothing happened. The LCD is completely dark (no back light). I've swept the backlight trimpot several turns in each direction (it doesn't seem to "stop" at either end. Is that normal for this trimpot?). I'...