4.3.3 Ct and ALt
4.3.3.1 Ct default value is 0
Hold button for 3 seconds, then press button to move cursor left,
button to increase, button to decrease temperature setting
4.3.3.2 Alt default value is 11
Hold button for 3seconds, then press 6 times, Alt will be displayed,
then use , , and button to set 11
Basically Ct and Alt is not necessary to re set.