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Cisco MGX 8950 Hardware Installation Guide
Release 3, Part Number 78-14147-02 Rev. A0, November 2002
Chapter 2 Preparing for Installation
Safety Requirements
Safety Guidelines
Before you work on the equipment, be aware of standard safety guidelines and the hazards involved in
working with electrical circuitry. Adhere to the following guidelines, cautions, and warnings and those
throughout the guide for safe and hazard-free installation:
• Keep the equipment area clear and dust-free during and after installation.
• Keep tools away from walk areas where you and others could fall over them.
• Do not wear loose clothing that could get caught in the chassis. Fasten ties or scarves and roll up
shirt sleeves.
• Do not wear jewelry such as rings, bracelets, or chains that could become caught in the chassis.
• Wear safety glasses if you are working under conditions that might be hazardous to your eyes.
• Do not perform any action that makes the equipment unsafe or creates a potential hazard to yourself
or others.
• Because of high leakage current, you must install an earth ground connection before connecting the
power supply.
Note To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance
and Safety Information for the Cisco MGX 8830, MGX 8850 (PXM1E and PXM45), and MGX 8950
Switches document.
Caution Before you start the installation procedures, read the entire chapter for important information and
safety warnings.
Caution Proper ESD protection is required whenever you handle Cisco equipment. Installation and maintenance
personnel should be properly grounded through the use of grounding straps to eliminate the risk of ESD
damage to the equipment. Modules are subject to ESD damage whenever they are removed from
the chassis.
Warning
This warning symbol means danger. You are in a situation that could cause bodily injury. Before you
work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar
with standard practices for preventing accidents. To see translations of the warnings that appear
in this publication, refer to the Regulatory Compliance and Safety Information document that
accompanied this device.
Waarschuwing
Dit waarschuwingssymbool betekent gevaar. U verkeert in een situatie die lichamelijk letsel
kan veroorzaken. Voordat u aan enige apparatuur gaat werken, dient u zich bewust te zijn van
de bij elektrische schakelingen betrokken risico's en dient u op de hoogte te zijn van standaard
maatregelen om ongelukken te voorkomen. Voor vertalingen van de waarschuwingen die in
deze publicatie verschijnen, kunt u het document Regulatory Compliance and Safety Information
(Informatie over naleving van veiligheids- en andere voorschriften) raadplegen dat bij dit
toestel is ingesloten.