11.2 Volume
.................................................................... 102
Description of the volume adjustment screen ............................. 102
11.3 Screen
.................................................................... 103
[ Adjusting backlight ] ............................................................... 103
Description of the backlight adjustment screen ........................... 103
[ Aligning screen position ] ....................................................... 104
11.4 Language
.................................................................... 105
11.5 Memory
.................................................................... 105
11.6 System information............................................................... 106
[ Checking system information ] ............................................... 106
Description of the memory screen .............................................. 106
12. Precaution
.................................................................... 107
12.1 Important notices on using the GPS ..................................... 107
GPS system structure....................................................................107
GPS positioning and reception ......................................................107
Using GPS
......................................................................108
12.2 Safety precautions ............................................................... 108
Operating environments .................................................................... 110
CE compliance & FCC compliance ................................................... 111
Appendix: Supported multimedia formats ...................................... 112
Transferring multimedia files for playback on the G4 ..................... 113