HP 82104A Card Reader Serial Numbers

[rprosperi]

(06-10-2018 06:45 PM)Sylvain Cote Wrote:  You need the service module to get ROM version 1D or less.

Code:

CR-1D  1945A01004
CR-1D  2011A00903
CR-1D  2101S45609

Code:

CR-1E  2052S48206
CR-1E  2058S45227
CR-1E  2133S46062
CR-1E  2135S45593

Interesting that in Singapore they switched to Rev E not later than last week of 1980, but then used some Rev D ROMs again in the first week of 1981. Could be start-up inventory issues?