IBM 8314, 8309, 8308, 8312, 8313, 8311, 8310, 8315, 8301, 8306, 8304, 8302 Quick and Full erase hard drive

non-destructive ranges somehow overlap, then the overlapped area is considered non-destructive. For example, if users specify both destructive and non-destructive ranges as the same, then the entire drive is tested as non-destructive.

Quick and Full erase - hard drive

The Diagnostics program offers two hard drive format utilities:

vQuick Erase Hard Drive

vFull Erase Hard Drive

The Quick Erase Hard Drive provides a DOS utility that performs the following steps.

vDestroys the Master Boot Record (MBR) on the hard drive.

vDestroys all copies of the FAT Table on all partitions (both the master and backup).

vDestroys the partition table.

vProvides messages that warn the user that this is a non-recoverable process.

Chapter 4. Diagnostics 29