Acon On-Call Extra Voice User Manual page 16

4. Date Format: m-d or d-m will appear at the top of the display to indicate either
a month-date-year format or a date-month-year format. The meter will display
m-d(default).If you want to choose m-d format, press the right (►) button to
save your choice. If you want to choose d-m format, press the left (◄) button to
switch the setting and the meter will display d-m. You can press the right (►)
button to save your choice. To go back and choose the m-d format, press the
left (◄) button and the meter will display m-d. You can press the right (►) button
to save your choice. Now you can start to set the year, month and date.
5. Date: The year will appear at the top of the display. Please press the Left (◄)
button to increase the year. Once you have selected the correct year, press the
Right (►) button to save your choice and start setting the month. After setting
the year, month will appear at the top left of the display. Press the Left (◄)
button to increase the month, and then press the Right (►) button to save your
choice and start setting the date. After setting the month, the meter will display
the day. You can press the Left (◄) button to increase the date. Then press the
Right (►) button to save your choice and start setting the time.
OR
OR
13