Clock - First Officer's
Elapsed Time (ET) and RESET Pushbutton

Controls the elapsed time function:

  • Select the ET pushbutton once to run the elapsed time.

  • Select the ET pushbutton again to hold the elapsed time.

  • Select the RESET pushbutton to set the elapsed time to 0.

The RUN or HLD symbol is displayed on the lower left part of the
LCD display
.