2.6 Utility92 PC Programming Manual2.6.17 Utility—System Reset—Reset by the CommandUpdates the main system program and data files stored within the PBX using files taken from the SDmemory card, and resets the connected PBX.This option is only available at Installer level.2 copies of each of the main system files can be stored on the SD memory card. The names of thesefiles are as follows:When new DSYS/DSSYS/DLSYS and PMPR/PSMPR/PLMPR files are transferred from a connectedPC to the SD memory card using the File Transfer PC to PBX (SD Card) utility (see 2.6.2 Utility—File Transfer PC to PBX (SD Card)), they are stored as the backup files. To use these files on thePBX, it is necessary to first swap them with the currently active files on the SD memory card.Requirements• This utility only functions on PBXs version 1.005 and later.KX-TDA30File Name DescriptionDSSYS Main system data file. Contains all of the current configuration datafor the PBX.DSSYS_S Backup main system data filePSMPR PBX program file. Contains the software to run the MPR board ofthe PBX.PSMPR_S Backup PBX program fileKX-TDA100/KX-TDA200File Name DescriptionDSYS Main system data file. Contains all of the current configuration datafor the PBX.DSYS_SUB Backup main system data filePMPR PBX program file. Contains the software to run the MPR board ofthe PBX.PMPR_SUB Backup PBX program fileKX-TDA600File Name DescriptionDLSYS Main system data file. Contains all of the current configuration datafor the PBX.DLSYS_S Backup main system data filePLMPR PBX program file. Contains the software to run the EMPR board ofthe PBX.PLMPR_S Backup PBX program file