HP 28C diagnostic check Message #1 Posted by Tim Drotar on 25 Feb 2000, 12:28 p.m.
How do you perform a diagnostic check on a 28C. I lost my manuals but I seem to recall is you push a combo of buttons, the calculator wil perform a diagnostic check. Thanks for your help.
Re: HP 28C diagnostic check Message #2 Posted by Dave Hicks on 25 Feb 2000, 12:36 p.m., in response to message #1 by Tim Drotar
Take a look at the bottom of:
http://www.hpmuseum.org/features/28cf.htm
Re: HP 28C diagnostic check Message #3 Posted by Tim Drotar on 25 Feb 2000, 1:28 p.m., in response to message #2 by Dave Hicks
Go back to the main exhibit hall