Mitsubishi Electric C80 series Maintenance Manual page 8

Always read the specifications issued by the MTB, this manual, related manuals and attached documents before installation,
operation, programming, maintenance or inspection to ensure correct use. Understand this numerical controller, safety items
and cautions before using the unit.
This manual ranks the safety precautions into "DANGER", "WARNING" and "CAUTION".
DANGER
When the user may be subject to imminent fatalities or major injuries if handling is mistaken.
WARNING
When the user may be subject to fatalities or major injuries if handling is mistaken.
CAUTION
When the user may be subject to bodily injury or when physical damage may occur if handling is mistaken.
Note that even items ranked as "
information that must always be observed is described.
The following sings indicate prohibition and compulsory.
This sign indicates prohibited behavior (must not do).
For example, "Keep fire away" is indicated by
This sign indicates a thing that is critical (must do).
For example, "it must be grounded" is indicated by
The meaning of each pictorial sing is as follows.
CAUTION
Prohibited
Precautions for Safety
CAUTION", may lead to major results depending on the situation. In any case, important
CAUTION rotate ob-
ject
Disassembly is pro-
hibited
.
CAUTION HOT
KEEP FIRE AWAY General instruction
.
Danger Electric Danger explosive
shock risk
Earth ground