manual:appendix:bindings [newRPL User Manual]

The following key combinations control calculator environment settings:

Keys	Purpose
ON^hold-A^hold-C^hold	Exception, RPL break request (if in infinite loop), option to continue, exit, warmstart, or reset
ON^hold-A^hold-F^hold	Exception, User break request, option to continue, clear memory, or reset
ON^hold-J	Swap Menu 1 and Menu 2
ON^hold-J^hold	Hide/Show lower menu
ON^hold-DOT	Press dot repeatedly to cycle through display formats
ON^hold-SP	Press SPC repeatedly to cycle through display modes (FIX, SCI, ENG, STD)
ON^hold-{1..9}	Select number of digits to display in SCI or FIX display modes
ON^hold-{UP/DN}	Change system precision in 8 digit steps (8 to 2000)

Keys	Purpose
DN	Enter edit mode for object on stack level 1

Special key combinations