Hitachi PB Series User Manual page 92

6–2 6.1 Indications Given When a Warning Condition/Fault Occurs
2. When a warning condition occurs
When you press [Erase message], the warning window clears but the
warning condition persists. The warning display area (see figure above)
indicates the name of the warning condition.
When the warning condition is cleared, the warning indication
automatically disappears.
3. When an operating error occurs or the system prompts for process judgment
The confirmation messages are described in the context of the associated
operating procedures.
Section 6