U mean download/UPLOAD bin into the receiver?..I never heard of b-70...what bin are U using and what steps are U using to upload the bin...and which uploader program are U using...U should be using BL 1.4 updater and 137 autoroll bin and set the default key..and wait for the keys to roll and COMPLETE..have U ever loaded a bin before?...Do U know the steps?...its the same as in the topic/thread here "pansat 2700A for dummies"..