=====Special key combinations=====

==== Environment settings ====
The following key combinations control calculator environment settings:

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

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==== Other keyboard shortcuts ====

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

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