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Safety Tips
Warning
This equipment must be installed and maintained by service personnel as defined by AS/NZS 3260. Incorrectly
connecting this equipment to a general-purpose outlet could be hazardous. The telecommunications lines must
be disconnected 1) before unplugging the main power connector or 2) while the housing is open, or both.
Statement 1043
Safety Tips
Use these tips as safety guidelines when installing and working around this equipment:
• Locate the emergency power off switch for the room in which you are working in order to be able to
• Disconnect all power before installing or removing a chassis.
• Do not work alone if potentially hazardous conditions exist.
• Never assume that power is disconnected from a circuit. Always check.
• Look carefully for possible hazards in your work area, such as moist floors, ungrounded power extension
• If an electrical accident occurs, proceed as follows:
Preventing Electrostatic Discharge Damage
Always follow ESD-prevention procedures when removing and replacing components. These procedures
include:
• Ensure that the chassis is electrically connected to earth ground.
• Wear an ESD-preventive wrist strap, ensuring that it makes good skin contact.
• Connect a clip to the ESD-strap connection jack (to the left of the power switch on the rear of the chassis)
Caution
For safety, periodically check the resistance value of the antistatic strap, which should be between 1 МΩ and
10 МΩ.
Installing the Cisco VG310 and Cisco VG320 Voice Gateways
4
quickly turn off power, if an electrical accident occurs.
cables, and missing safety grounds.
• Use caution; do not become a victim yourself.
• Turn off power to the system.
• If possible, send another person to get medical aid. Otherwise, assess the condition of the victim
and then call for help.
• Determine if the person needs rescue breathing or external cardiac compressions, and then take
appropriate action.
or to an unpainted chassis frame surface.
Installing the Cisco VG310 and Cisco VG320 Voice Gateways
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