Frustrating HP 12C

[jebem]

(07-10-2015 08:43 PM)Ali Wrote:  Just to clarify from above: g and Enter then On will show after pressing 2:
Che -- E1E1h
2012-04-03
C 2008 hP
1.L2.C3.H

Many Thanks, Ali,

I don't have that model (not yet!), but I have acquired a 12C Platinum from 2010.
Interestingly, the 12CP has got 4 options in the self test menu.

If and when you have the time, could you please run the tight loop test described here and let us know about the result?