MD23-190
User Guide
Mid-Continent Instruments and Avionics
7
User Guide UG190, Revision 2
January , 2021
Count-up Timer (T
)
When the Count-up Timer (also referred to as elapsed timer, stopwatch, or chronograph) is
selected from the Lower Pane, the Lower Pane and Middle Pane will show HH:MM:SS. The
user can START, STOP, and RESET the timer manually by scrolling to and selecting the
desired action. If RESET is selected without first selecting STOP, the timer will reset to zero
and continue counting.
Count-up Timer
(running)
Count-down Timer (T
)
When the Count-down Timer is selected from the Lower Pane, the Lower Pane and Middle
Pane will show HH:MM:SS. The user can SET, START, STOP, and RESET the timer
manually by scrolling to and selecting the desired action. When SET is selected, turning the
Control Knob changes the digits and pushing it sequences from hours to minutes to seconds.
Once activated, when the timer reaches zero, it will begin counting up, show a plus (+) in
front of the timer, and turn the digits yellow. If RESET is selected without first selecting
STOP, the timer will reset to its original setting and continue counting.
Count-down Timer
Count-down Timer
(during Setting)
(count-up after timer reaches zero)
