[time-nuts] Ashtech Z-12-R Operation?

[Brooke Clarke]

Hi:

I got an Ashtech Z-12-R that powers up and displays the start up screen, see:
http://www.prc68.com/I/AshtechZ12.shtml

But it does not progress or respond to button presses.  Does someone have a pdf 
manual or know how to kick start one of these?

Have Fun,

Brooke Clarke