It wasn't so much of do dev units have them, I know they do. It was for the particular unit that he had, as it had been opened in the past.
Nah I tore it out of my now HDD less Xbox so I know it didn't have it but maybe it was UnleashX keeping track in another way?
Internet connection seems to with UnleashX on my dvt4 regardless of what the MS Dashboard or Xshell is set for time and mine has no clock cap as of now.