6
2. Accuracy and Error ........................................................ 111
About measurement accuracy ......................................................................111
About GPS Satellite Quality and Status .......................................................111
About Errors in Present Location Display ....................................................112
About Correction of Vehicle Position Detection by Map Matching ...........112
About Accuracy of Present Position Display and Route Guidance ..........112
About Road and Place-Name Data.................................................................114
About Route Guidance ...................................................................................114
1. Before Use....................................................................... 116
1. Switching Audio Source ................................................ 121
2. Source Operations Screen............................................. 122
3. Volume Control .............................................................. 124
4. Adjusting sound quality................................................. 125
Display of Audio Settings Screen ..................................................................125
Adjusting audio balance .................................................................................125
Sub-Woofer Settings ......................................................................................126
Setting sub-woofer level ............................................................................................... 126
Switching the phase .................................................................................................... 126
Setting low pass filter .................................................................................................. 127
Setting Loudness ...........................................................................................127
Setting Source Volume Control ....................................................................128