HI Sportler2K3, Like to check where did you get your L Shaped PCB antennas? Did I understand you correctly but the HSDPA modem worked without even installing the antennas? Tks Leonard hey there i have a f3507 installed in my x61s 7668-cto. u'll have to tape pin 20 and i use zenderbios 2.19 Thank u Z...