Redback Networks SmartEdge 100, Hardware Manual, Page: 37 / 98

Getting Started
Installing the Hardware 4-3
• Circuit overloading
Consider the effect that overloading a circuit might have on over-current protection and supply wiring.
• Reliable grounding
Maintain reliable grounding for the SmartEdge 100 chassis and all rack-mounted equipment; give
particular attention to the supply circuits.
General Safety
To ensure a safe working environment, follow these guidelines:
• Keep the installation area clear and free of dust both during and after the installation.
• Keep all tools and chassis components out of walkways.
• Do not wear loose clothing, jewelry, or other items that can get caught in the chassis or blower tray.
• Wear safety glasses at all times.
Electrical Precautions
To reduce the risk of fire, electric shock, and personal injury, follow these basic guidelines:
• Carefully examine the installation site for such possible hazards as damp floors, ungrounded power
extension cables, or missing safety grounds before attempting the installation of the system.
• Disconnect all power before installing the system; never assume that power has been completely
disconnected before beginning the installation of the system.
• Do not perform any modifications to the system that can create a potential hazard to people or make the
equipment unsafe.
• Do not work alone when potentially hazardous conditions exist.
• Ensure all fasteners for system and MICs and other system components are tightened according to the
guidelines provided in this guide.
Warning Risk of personal injury. The chassis contains potentially hazardous voltages. To reduce the risk,
do not attempt to access any component inside the chassis. There are no user-serviceable
components inside the chassis.