48-port RJ-45 Line Card in a J-EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 34Line Card LEDs in a J-EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35Network Port LEDs in a J-EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36AC Power Supply in a J-EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39AC Power Supply Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39N+1 Redundancy Configuration of AC Power Supplies . . . . . . . . . . . . . . . . . . 40N+N Redundancy Configuration of AC Power Supplies . . . . . . . . . . . . . . . . . . 41AC Power Supply LEDs in a J-EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42Cooling System and Airflow in a J-EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 44Midplane in a J-EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48Chapter 3 Component Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49USB Port Specifications for a J-EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . . 49Console Port Connector Pinout Information for a J-EX Series Switch . . . . . . . . . . 49Management Port Connector Pinout Information for a J-EX8200 Switch . . . . . . 50Optical Interface Support in J-EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 51Grounding Cable and Lug Specifications for J-EX8200 Switches . . . . . . . . . . . . . 59Part 2 Planning for Switch InstallationChapter 4 Site Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63Site Preparation Checklist for a J-EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 63General Site Guidelines for J-EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 64Site Electrical Wiring Guidelines for J-EX Series Switches . . . . . . . . . . . . . . . . . . . 65Environmental Requirements and Specifications for J-EX Series Switches . . . . . 66Chapter 5 Rack and Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69Rack Requirements for a J-EX8216 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69Cabinet Requirements and Specifications for a J-EX8216 Switch . . . . . . . . . . . . . 71Clearance Requirements for Airflow and Hardware Maintenance for a J-EX8216Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73Chapter 6 Cable Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77Cables Connecting the J-EX8200 Switch to Management Devices . . . . . . . . . . . . 77Understanding J-EX8200 Switch Fiber-Optic Cable Signal Loss, Attenuation,and Dispersion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 78Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 78Chapter 7 Planning Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81AC Power Specifications for J-EX8200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 81Power Requirements for J-EX8216 Switch Components . . . . . . . . . . . . . . . . . . . . 82AC Power Cord Specifications for a J-EX8200 Switch . . . . . . . . . . . . . . . . . . . . . . 83Calculating Power Requirements for a J-EX8216 Switch . . . . . . . . . . . . . . . . . . . . 85Calculating the Power Consumption of Your J-EX8216 SwitchConfiguration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86Calculating the System Thermal Output for Your J-EX8216 SwitchConfiguration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87viiiDell PowerConnect J-Series J-EX8216 Ethernet Switch Hardware Guide
