The method further includes displaying an indicator having a selectable positional relationship to the meter, {HEAD ~ the selected position} corresponding to {TAIL ~ a parameter value} 
The method further includes displaying an indicator having a selectable positional relationship to the meter , { HEAD ~ the selected position } corresponding to { TAIL ~ a parameter value }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL