45641001TH Rev.1 6-13 /Oki Data CONFIDENTIAL6.2.3 Precautions and procedures when replacing the HDDNotes:• When the HDD is replaced, it is necessary to back up the data in the HDD before replacingand to recover them after replacing.• To maintain the security, ask users to perform the backup/restore for users’ data/informationin the HDD. The service technician can perform them only when users permit it.• Some data in the HDD cannot be backed up and can be kept only on the paper.• Do not replace the HDD and the SRAM board (for the SYS board) together.A procedure for replacing the HDD is shown below.Start[A] Back up data in HDD[B] Print out "FUNCTION LIST FOR MAINTENANCE"[C] Print out "FUNCTION" list[D] Erase HDD[E] Replace/Format HDD[F] Reset user's setting item and restore data/information[G] Reset "FUNCTION LIST FOR MAINTENANCE"[H] Reset "FUNCTION" listSetting completed[I] Adjust image qualityFig.6-23