4G92'S 0 Posted April 23, 2008 dear all, My VideoBlox RS422 to RS232 PTT COMBO can't controlled Bosch PTZ Dome camera. before this im using a honeywell camera and there is no problem to controlled.. i need an advice on this matter.. what control device or hardware need to be fixed into VideoBlox RS422 to RS232 COMBO? any solution on that? Share this post Link to post Share on other sites