can anyone help? i have a zgemma h2 box with virgin media running sucmnsee vix image on it i am using a seagate 2.5 inch 3.0 2tb usb powered external harddrive ...i have followed the guide on this thread to setting it up on the box but when i go to record a programme it records but it slows down my boxes reaction time when going to view another channel but there is only a handful of channels it will let me view the rest dont work ? can anyone shed some light on this?