Sanyo NVM-4370 Instruction Manual page 4

3.5.3 Tap "Factory Reset" to open a dialog box to select
whether to reset the settings. Tap "YES" to reset the
settings and "NO" not to reset the settings.
3.5.4 Tap "GPS Reset" to open a dialog box to select whether
to reset the GPS satellite receiver. Tap "YES" to reset the
receiver and "NO" not to reset the receiver.
3.6 FM Transmitter
3.6.1 Click ON/OFF button to switch FM Transmitter status.
3.6.2 Tap the "XX.X MHz" button.
3.6.3 Input frequency using "FM Transmitter Frequency"
screen and then tap "Set".