Lumina 40 System8Restore data Restore data re-loads saved data from the SD-card back onto the control computer (type.FBU).Data saved on one control computer can only be loaded into another controlcomputer if both computers are of the same type. In addition, the set controlcomputer numbers must be identical. If both these conditions are not met,loading will fail.Backup FUNC Backup FUNC writes a copy of the operating system (type .FIN) from the controlcomputer to the SD-card.Update FUNC Update FUNC loads an operating system (type .FIN) from the SD-card onto the controlcomputer. Select the required file using the + en – keys on the alpha-numeric keyboard.Confirm using the ENTER key.Update HI Update HI (HI = Human Interface) loads an operating system (type .HIN) for the keyboardand the screen from the SD-card onto the control computer. Select the required file usingthe + en – keys on the alpha-numeric keyboard. Confirm using the ENTER key.4.3 ApplicationThe application menu contains the data of the control computer.SYSTEM APPLICATION4.4 CommunicationI 2C is a communication bus used to connect prints in the control computer (e.g. AI.4).SYSTEM COMMUNICATION tab page I2CReset counters Setting used to reset all data to zero simultaneously.If there is no S2S communication, the Receive and Transmit counters should be set to 0.