Konica Minolta bizhub C550 bizhub C550 Box Operations User Manual - Page 336
Overwrite All Data, Touch [Security Settings] in the Administrator Settings screen.
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Specifying Utility mode parameters 7 2 Reminder When the machine is turned off, then on again with the main power switch, wait at least 10 seconds to turn on the machine after turning it off; otherwise, the machine may not function correctly. In order to enable the setting specified in the Overwrite Temporary Data screen, "Overwrite Temporary Data" must be set to "Yes". Overwrite All Data The machine can be set to overwrite all data on the hard disk. The methods for overwriting data are described below. Setting Mode 1 Mode 2 Mode 3 Mode 4 Mode 5 Mode 6 Mode 7 Mode 8 Description Overwritten with 0x00 Overwritten with random 1-byte numbers → Overwritten with random 1byte numbers → Overwritten with 0x00 Overwritten with 0x00 → Overwritten with 0xff → Overwritten with random 1-byte numbers → Verified Overwritten with random 1-byte numbers → Overwritten with 0x00 → Overwritten with 0xff Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0x00 → Overwritten with 0xff Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0x00 → Overwritten with 0xff → Overwritten with random number Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0xaa Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0x00 → Overwritten with 0xff → Overwritten with 0xaa → Verified 2 Reminder Perform this operation before disposing of the machine. Before performing this operation, be sure to consult with your service representative. 2 Note The operation for Mode 1 takes approximately 40 minutes. 1 Touch [Security Settings] in the Administrator Settings screen. C550 7-39