There are three control buttons for the digital clock. Their functions are:

HOUR

- Push "H" to advance the hour indicated.

MIN

- Push "M" to advance the minute indicated.

RESET

- Push "R" to reset minutes to ":00" to facilitate resetting the clock to the correct time.

When this is done:

Pressing "R" between 10 : 30 and 11 : 29 changes the readout to 11 : 00.

Pressing "R" between 11 : 30 and 12 : 29 changes the readout to 12 : 00.

Push the "R" button for 5 seconds to display a 12- or 24-hour clock (If installed).