ActilinoOperation of the ActilinoPage 435.1.10.4 (D)elete selectionIf the loadable character set feature is used extensively, all slots will eventually be filled. Inorder to delete a given Braille character set, please proceed as described below:1. Activate the character set to be deleted in the submenu '(B)raille sets'.2. Open '(B)raille sets' again and move through it to the end.You will arrive at the menu item '(D)elete selection'. Once you have activated thiscommand, you will be asked whether you really want to delete the character set. If youanswer "Yes" the character set selected in the previous step will be deleted and the defaultcharacter set will be activated.5.1.11 (I)nfoYou can check flash memory usage and the remaining charge and status of the battery inthe '(I)nfo' menu. You can also check the firmware version and serial number and determinethe configuration of the external keyboard.5.1.11.1 (M)emory usageThe Actilino contains 16 GB of text memory which equals text consisting of more than 16billion characters.After you select '(M)emory usage', the size of free disk space will be displayed in KB(kilobytes). You can exit this menu item by pressing [TLC].5.1.11.2 (B)attery statsThis menu provides various data regarding the battery contained in your Actilino. It consistsof the three functions described below.Please note that the values displayed by these functions are not updated dynamically. Youshould close them by pressing [TLC] and reactivate them with [TRC] in order to displayupdated information.5.1.11.2.1 (C)apacityHere you can check the charging state of the batteries indicated by one of the five followingvalues:• Fully charged: The battery is 100% charged.• High: Much more than 50% battery charge remaining.• Medium: About 50% battery charge remaining.• Low: The battery charge is low but still sufficient. We recommend plugging in thecharger.• Empty: The battery charge is almost empty, a warning sound appears. Please plug inthe charger immediately.• not available: Capacity is unavailable because the battery was removed and afterreinsertion no complete discharge and charge cycle was performed.Note: If the battery has been put back in without undertaking a battery calibration, the displayof the charging state will be wrong. If it says that the battery is fully charged, this is notnecessarily right. A reliable capacity tracker will be correct only after a battery calibration.