Arista 750 Series, Быстрый старт

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6 Quick Start Guide: 750 Series Modular Switches
Tools and Parts Required for Installation Chapter 2: Preparation
• Airflow Orientation: The fans direct air from the front panel to the rear panel. Orient the front panel
toward the cool aisle.
• Rack Space Requirements: Table 2-2 shows the rack space requirements for each of the modular
switches.
Note The accessory kit provides the required mounting hardware for each switch.
• Power Requirements: Arista switches require a minimum number of operating power supplies in
all chassis, and for each power domain of switches with multiple power domains. Refer to
Chapter 4 for more details regarding your switch.
• Other Requirements: Select a site where liquids or objects cannot fall onto the equipment and
foreign objects are not drawn into the ventilation holes. Verify these guidelines are met:
• Clearance areas to the front and rear panels allow for unrestricted cabling.
• All front and rear panel indicators can be easily read.
• AC power cords can reach from the AC power outlet to the input connectors.
2.2 Tools and Parts Required for Installation
The following tools are required to install a modular switch:
• Mechanical device capable of lifting chassis being installed ( Table 1-1 on page 3 ).
• Torque reading nut driver (for DC power supplies)
• #2 Phillips head screwdriver
Rack mount: Table 2-3 shows the rack components required for each of the modular switches.
1 The accessory kit includes screws that fit many common equipment racks.
2 Rack nuts are only for racks with unthreaded, rack-post holes.
2.3 Electrostatic Discharge (ESD) Precautions
Observe these guidelines to avoid ESD damage when installing or servicing the switch.
• Assemble or disassemble equipment only in a static-free work area.
Table 2-2 Rack space requirements
Switch
Rack or cabinet (standard 19" EIA) Mount Kit
2-post 4-post Switch Height (RU)
CCS-755 KIT-CCS-750-2P
KIT-CCS-750-4P
7
CCS-758 KIT-CCS-750-2P
KIT-CCS-750-4P
10
Table 2-3 Rack component requirements
Switch
Rack or cabinet (standard 19" EIA)
Rack screws
(1)
Rack nuts
(2)
Notes
CCS-755 14 14 2-post installation
4-post installation
CCS-758 18 18 2-post installation
4-post installation