WARNING - This is an abridged version of the full manual and is not specific to the computer model you have purchased. It is intended as a quick overview only and does not replace the complete manual for the PUCK 4 which can be downloaded >>HERE<<

You must read the complete manual for the specific model you have purchased before diving with it.  

NAVIGATE THE SETTINGS MENU

SET THE WATER TYPE

SET THE UNITS OF MEASURE

EXIT THE SETTINGS MENU