Hi;
i BOUGHT A OBVIOUSLY CHINESE CAM; WITH CHINESE STICKER ... made 07/2015, FW 5.3.0 - received it with 5.2.5 multi-language. Without readingm, I upgraded with a 5.3.0 english FW... now it's not accessible anymore. I found out, that I could flash 5.3.0 chinese again... which worked... but how...