Safety first

To prevent personal injury, equipment damage, and service interruptions, you must follow all precautionary messages given in the document in addition to all the local safety standards required by your company. The following symbols used in the document at various places represent important situations.

Safety Sign Conventions

Symbols	Meaning	Represents
	Caution	Situations that could result in equipment damage or loss of data.
	Danger	Situation that could cause physical injury. Failure to observe this precaution may result in personal injury, death, or equipment damage.
	Hot Surface	Situation that could result in personal physical injury including burns.
	Optical Safety	Staring directly into the optical connector output beam may cause irreparable damage to your eyes. It could even lead to loss of eye sight.
	Electric Shock Risk	Observe this precaution to prevent personal injury, or death. This can cause equipment damage.
	Static Discharge Warning	Handle the equipment wearing an anti-static ESD wrist strap properly grounded to discharge the static buildup. Failure to observe this precaution may result in equipment damage.
	Rotating Part	Components such as fan tray assemblies have rotating or moving parts that can cause physical injury or equipment damage. Turn off the power before you handle such parts. Make sure that the rotating or moving parts such as fan blades have stopped before you handle such components. Keep fingers, screwdrivers, and other objects away from any openings in components with rotating or moving parts.

Environmental Regulatory Conventions

Symbols	Meaning	Represents
	European Conformity	Abbreviation of original French words Conformité Européenne which translates to European Conformity. CE Marking on a product is a manufacturer's declaration that the product complies with the essential requirements of the relevant European health, safety and environmental protection legislation.
	China RoHS	Environment-Friendly Use Period (EFUP). The period in which hazardous substances contained in electrical and electronic products will not leak or change suddenly under normal conditions of use, and the use of the products will not cause environmental pollution or personal and property damage.
	WEEE	The WEEE- Waste of electrical and electronic equipment - under Article 11(2) of the WEEE Directive. It is also prescribed by European standard EN50419:2005. This symbol indicates the need for separate collection for products.

Symbols

Meaning

Represents

European Conformity

Abbreviation of original French words Conformité Européenne which translates to European Conformity.

CE Marking on a product is a manufacturer's declaration that the product complies with the essential requirements of the relevant European health, safety and environmental protection legislation.

non-eu-rohs-compliant-icon2

China RoHS

Environment-Friendly Use Period (EFUP). The period in which hazardous substances contained in electrical and electronic products will not leak or change suddenly under normal conditions of use, and the use of the products will not cause environmental pollution or personal and property damage.

WEEE_symbol

WEEE

The WEEE- Waste of electrical and electronic equipment - under Article 11(2) of the WEEE Directive. It is also prescribed by European standard EN50419:2005.

This symbol indicates the need for separate collection for products.

Power Unit safety conventions

Symbols	Meaning	Represents
	Danger	Do not jack-in/jack-out PSU/PFU card in the system with PowerCable connected. PSU/PFU has high energy and/or voltage level that can cause serious electrocution or burn.
	Caution	When removing a card, the unit should not be replaced into the system for at least 5 seconds to ensure that unit capacitors have discharged.
	Static Discharge Warning	Static charge can damage the equipment. While handling cards for making system interconnections, wear an ESD strap to discharge the static buildup.
	Hot Surface	Do not touch the heat sinks on the unit just after removal.