BENDIXKing AeroNav 910 Pilot's Manual page 242

AeroNav 900/880 Series Pilot's Guide
accomplished, that text strip along the bottom edge will change to
"Checklist Complete".
Completed Checklist
If a step inadvertently has been checked off as accomplished, it
can be unchecked by selecting the step (touch it or use the
bottom right AeroNav knob) and then touching it a second time or
pushing the AeroNav knob to remove the checkmark. This will
also toggle the "Checklist Complete" text back to "Checklist Not
Completed".
Resetting Checklists
To quickly reset a completed or partially completed checklist,
press and hold the bottom right AeroNav knob while that checklist
is open. All green completed checkmarks will be removed for that
open checklist.
To quickly reset all completed or partially completed checklists,
ensure the checklist directory (list of all checklists) is displayed
and then press and hold the bottom right AeroNav knob to reset
the checklist and remove the gray or green checkmarks for that
checklist and jump the cursor down to the next partial or fully
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5-18 Aux Subsystem Rev 1 May 2019