8Product return/original packagingMake sure that the ventilation slots on the unit are not blocked or covered in any way.otherwise the unit may overheat.There is a risk of fire!You must not disconnect the receiver from the mains while it is in operation!This can lead to a loss of data and corruption of the software.Safety Instructions - Important NotesPlease keep the original packaging in case you need to return the product at any time! The receiversare fragile due to their construction and are only adequately protected by the original packaging. If thereceiver is not shipped correctly the guarantee/warranty on it will be voided.Before you disconnect the receiver from the mains, you must switch it to the standby mode by pressingthe standby button (on/off) on the remote control. In standby mode, any changed or new data thatare broadcast will be saved by the receiver. As soon as the receiver is in the standby mode, it can bedisconnected from the mains at any time.Ventilation slots on the unitSwitching the receiver offWarning!Channel assignmentThe channels available on the satellites and transponders are subject to continual change. If changesdo occur, the new channels have to be set on the receiver because the factory pre-programmingcorresponds to the status on the date of manufacture. The information for these settings can be foundon the Internet or in relevant magazines.Updating the receiver softwareYour receiver was equipped in the factory with the latest software version available at that time. Weare, however, constantly working on adapting the software to the wishes of our customers and todevelopments in technology. Further information on this can be found in the sections “Main Menu - ServiceMenu”, “Update Firmware”.