gg190
Unless my ATPL course was wrong then the statement I have made is correct.
Sorry to tell you - both points covered here from earlier Prune discussions.
Page 93 of the Pilots' Guide for Collins WXR 700X Weather Radar System states: "There is no apparent reason for restricting ground use - however it would be prudent to turn off the weather radar at the gate (Off, Standby or Test) and enable the weather radar after leaving the gate.