first of all
JDM-030 hw=v100.5400 sw=v1.2029 series=103
JMD-030 hw=v100.5404 sw=v1.2033 series=103
JDM-030 hw=v100.5410 sw=v1.2033 series=103
JDM-030 hw=v100.541C sw=v1.2033 series=103
JDM-030 hw=v100.543C sw=v1.2033 series=103
at least 5 different revs of jdm30 avail.
second - reball again, looks like data rail fail