Mitel 5550 IP Console - Manual (Page 4)

iv ♦ Notices
Notices
These notices appear on the product and in the technical
documentation:
Symbols
These symbols appear on the product:
WARNING Warning indicates a potentially hazardous situation which, if
not avoided, could result in death or serious injury.
CAUTION Caution indicates a potentially hazardous situation which, if
not avoided, may result in minor or moderate injury and/or
damage to the equipment or property.
The exclamation point within an equilateral triangle indicates
that important operating and maintenance (servicing)
instructions are included in the literature accompanying the
product.