The Teach Timer Keyboard

• CLOCK, TIMER, and CHRON keys control the three timing modes of the timer.
  
• UP and DOWN ARROW keys set time in Clock and Timer modes.
  
• ON/OFF key turns Teach Timer on and off and hides display in powersaver state in CLOCK mode.
  
• CLEAR key clears display to zero in TIMER and CHRON modes.
  
• LAP key freezes display to show elapsed time in CHRON mode.
  Depressing LAP key while pressing an ARROW key in Timer Mode sets Prealarm warning at 0, 1, 2, 3, 4, or 5 minutes.
  
• REVERSE ARROW key switches count up to count down in TIMER mode and changes between 12 and 24-hour formats in
• CLOCK mode.
  
• SEC key displays/hides seconds digits in TIMER mode.
  
• RESET key sets display to starting value of count for repeat counts in TIMER mode.
  
• START key begins count in all modes.
  
• STOP key pauses count in TIMER mode, stops count in CHRON mode.