Operator`s manual

Version 1.21 229
/ UTILITIES
Pressing PROCEED pops up this prompt:
You should respond (with caution) as appropriate.
***** WARNING *****
PRESSING YES AT THIS STAGE WILL CAUSE ALL DATA ON ALL PARTITIONS ON
THE
DISK TO BE COMPLETELY ERASED.
Please proceed with caution and abort now (press NO)
if you have the slightest doubt.