Re: HP 15C LE On/X ? Message #10 Posted by Peter Murphy (Livermore) on 10 Aug 2012, 2:34 p.m., in response to message #1 by Matti Övermark
Hej Matti,
Here is the self-test procedure for the 15C LE:
With the calculator OFF,
Press and hold 'g' and 'ENTER'; press 'ON'
Release 'ON'; release 'g' and 'ENTER'
The screen will display '1.L 2.C 3.H'
Press 1 to perform the LCD test
Press 2 to display the Copyright/Checksum message
Press 3 to perform the keyboard test
Press ON to exit the self-test.
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