Chapter 1717-27- If you are replacing the main controller PCB, you can transfer such data as parts counter readings by uploading the data before replacement and downloading itafter replacement.- If you are replacing the HDD or executing 'ALL' or 'APL_MEP', you can temporarily set aside MEAP applications by uploading MeapBack before execution anddownloading it after execution.- Only the machine uploaded can download SramImg and MeapBack.F-17-4917.4.9.2 Uploading Procedure 0008-7854iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / / / iR3530 /Use safe mode for uploading.1) Select [Upload Data].F-17-502) Select the data you want to back up.Service PCMain controller unitMain controller PCBSramImg.biniR XXXXSramImgMeapbackSSTHDDMeapback.binSystemPrinter unitSRAMUploading/DownloadingDownloading is possible onlyin safe mode.