30Englishwww.novasina.com9.3 Update of the SystemUpdates of the firmware are distributed by Novasina representatives. Once yougot the update file, copy the folder "Update" into the main directory of the SD-card by using a PC. Please do not compress it to a .zip, just use the file as it is.• Please double-check, if the folder contains three different files: "LabTouchC.bin", "LabTouchM.bin" and "LabTouchS.bin"• Prior to starting the process, make sure that all external chambers areconnected if some are available• Go to "System settings" -> "Maintenance" -> "System update" and con-firm with [YES].• The update is performed in various steps. Please note that the system isrestarted during the update process. Do not touch anything or discon-nect anything during this procedure!Note:• The system is designed in a way that an update can be re-initialized incase it is aborted by incident (i.e. loss of power etc.)..• Please use only files which are distributed by your official Novasina repre-sentative. The use of other files can irreversibly damage the instrumentand cause loss of warranty.9.4 Intensity of the Backlight• Go to "System settings" -> "Maintenance" .> "Display settings" -> "Back-light brightness" to adjust the intensity of the backlight according to theenvironmental light conditions.9.5 Touch Screen Calibration• The touch screen is factory calibrated and a readjustment is normally notnecessary. If a touch is not recognized at the place it should, a readjust-ment might correct it.• Go to "System settings" -> "Maintenance" -> Display settings..."->"Adjust touch panel"• Touch the screen at exactly those positions indicated with a cross.Use a soft-tip pen (no ball-pen)• The system accepts the adjustment only, if you touch the white areawithin 30 seconds after activation of the last cross.