Nortel Networks 400 4.0 User Manual
Chapter 5 Checking the installation prerequisites
87
BCM200/400 4.0 Installation and Maintenance Guide
Chapter 5
Checking the installation prerequisites
Refer to the following sections for information on BCM system installation prerequisites:
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General requirements
Before you install the BCM main unit or expansion unit, complete the following actions:
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Determine the location for the BCM main unit (or expansion unit), telephones, and other
equipment based on spacing and electrical requirements.
equipment based on spacing and electrical requirements.
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Order the required trunks from the central office.
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Ensure that you have all the equipment and supplies you need to install the system.
Environmental requirements
Ensure you meet the installation environmental requirements. The installation area must be:
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a minimum of 4 m (13 ft.) from equipment such as photocopiers, electrical motors, and other
equipment that produces electromagnetic, radio frequency, and electrostatic interference
equipment that produces electromagnetic, radio frequency, and electrostatic interference
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within 1.5 m (5 ft.) of a three-wire grounded electrical outlet
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clean, free of traffic and excess dust, dry, and well ventilated
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within the temperature ranges of 10°C and 40°C (50°F and 104°F)
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between 20% and 80% non-condensing relative humidity
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structurally strong enough and with enough space to support the BCM units
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a minimum of 46 cm (18 in.) from the floor
Note: The installation area must be of sufficient height from the floor to prevent water
damage.
damage.