Important Safety Instructions - Cisco D9054 Installation And Operation Manual

Important Safety Instructions

Read and Retain Instructions
Carefully read all safety and operating instructions before operating this equipment, and
retain them for future reference.
Follow Instructions and Heed Warnings
Follow all operating and use instructions. Pay attention to all warnings and cautions in the
operating instructions, as well as those that are affixed to this equipment.
Terminology
The terms defined below are used in this document. The definitions given are based on
those found in safety standards.
Service Personnel - The term service personnel applies to trained and qualified individuals
who are allowed to install, replace, or service electrical equipment. The service personnel
are expected to use their experience and technical skills to avoid possible injury to
themselves and others due to hazards that exist in service and restricted access areas.
User and Operator - The terms user and operator apply to persons other than service
personnel.
Ground(ing) and Earth(ing) - The terms ground(ing) and earth(ing) are synonymous. This
document uses ground(ing) for clarity, but it can be interpreted as having the same meaning
as earth(ing).
Electric Shock Hazard
This equipment meets applicable safety standards.
WARNING:
To reduce risk of electric shock, perform only the instructions that are included in the
operating instructions. Refer all servicing to qualified service personnel only.
Electric shock can cause personal injury or even death. Avoid direct contact with dangerous
voltages at all times. The protective ground connection is essential to safe operation and
must be verified before connecting the power supply.
Know the following safety warnings and guidelines:
• Dangerous Voltages
- Only qualified service personnel are allowed to perform equipment installation or
replacement.
- Only qualified service personnel are allowed to remove chassis covers and access any
of the components inside the chassis.
• Grounding
- Do not violate the protective grounding by using an extension cable, power cable, or
autotransformer without a protective ground conductor.
- Take care to maintain the protective grounding of this equipment during service or
repair and to re-establish the protective grounding before putting this equipment back
into operation.
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