On Sat, 23 Aug 2014 00:29:20 -0400, "Sir Gregory Hall, Esq."
wrote:

That's all well and good until one notes a diode installed
backwards (black line facing input of data) so no current
can pass that way. Made in Mexico - no wonder it was defective.

===

I suspect that if you had reversed the two wires that it would have
worked fine.