Osram ROADsight 30 Mode D'emploi page 23

HANG UP (NO IMAGE, NO BUTTON RESPONSE)
Press the RESET button to reboot the device.
MicroSD Card not recognized when used in dashcam
ROADsight 30 please format card * **
1
Ensure MicroSD cards is inserted correctly into dashcam
2
Press menu button twice to enter settings menu
3
Using UP and DOWN buttons select the FORMAT option
4
Select YES to FORMAT the MicroSD card
* Format MicroSD card will delete all information and recordings from the MicroSD card
** Dashcam will have a constant beep noise if card is not recognized and needs to be
formatted