If you believe the unit is faulty – simply contact your reseller. They will do an RMA with our USA office for a replacement. This can happen quickly as our USA office will have stock.
The reason we did not put the X5 in was that they are quite hard to get now and have been superseded by the X6, thats all. The X5’s still work great! The main difference is that the X6 has a 800FSB.