Руководство по эксплуатации Cisco Systems CISCO Chassis AS5350

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CHAPTER 2
Preparing to Install the Cisco AS5350 Chassis
This chapter describes the tasks you must perform before you begin to install the Cisco AS5350 and
includes the following sections:
• Safety Recommendations, page 2-1
• Required Tools and Equipment, page 2-3
• Preparing to Connect to a Network, page 2-3
Safety Recommendations
Any device that uses electricity must be handled carefully; follow these guidelines to ensure general
safety:
• Keep the chassis area clear and dust-free during and af

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Chapter 2 Preparing to Install the Cisco AS5350 Chassis Safety Recommendations Follow these guidelines when you work on equipment powered by electricity. • Locate the emergency power-OFF switch for the room in which you are working. Then, if an electrical accident occurs, you can act quickly to turn OFF the power. • Before working on the system, unplug the power cord. • Disconnect all power before doing the following: – Installing or removing a chassis – Working near power supplies Warning When

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Chapter 2 Preparing to Install the Cisco AS5350 Chassis Required Tools and Equipment safely ground unwanted ESD voltages. To guard against ESD damage and shocks, the wrist strap and cord must operate properly. If no wrist strap is available, ground yourself by touching the metal part of the chassis. Caution For safety, periodically check the resistance value of the antistatic strap, which should be between 1 and 10 megohm (Mohm). Required Tools and Equipment The following items are included with

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Chapter 2 Preparing to Install the Cisco AS5350 Chassis Preparing to Connect to a Network Warning The ISDN connection is regarded as a source of voltage that should be inaccessible to user contact. Do not attempt to tamper with or open any public telephone operator (PTO)-provided equipment or connection hardware. Any hardwired connection (other than by a nonremovable, connect-one-time-only plug) must be made only by PTO staff or suitably trained engineers. To see translations of the warnings tha

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Chapter 2 Preparing to Install the Cisco AS5350 Chassis Preparing to Connect to a Network Auxiliary Port The Cisco AS5350 includes an EIA/TIA-232 asynchronous serial auxiliary port (RJ-45) that supports flow control. Depending on the cable and the adapter used, this port will appear as a DTE or DCE device at the end of the cable. Your universal gateway arrives with a cable and an adapter to connect a modem to the auxiliary port. To connect a modem to the auxiliary port, use the RJ-45 rollover ca

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Chapter 2 Preparing to Install the Cisco AS5350 Chassis Preparing to Connect to a Network Power Supply Considerations Check the power at your site to ensure that you are receiving “clean” power (free of spikes and noise). Install a power conditioner if necessary. Warning The device is designed to work with TN power systems. To see translations of the warnings that appear in the publication, refer to the Regulatory Compliance and Safety Information document that accompanied this device. Warning T