Dell PowerSwitch S4820T Installing the S4820T System - Page 3

Contents 1 About this Guide...5 Information Symbols and Warnings...5 Related Documents...6 2 The S4820T Switch 7 Introduction...7 Prerequisites...8 Features...9 Physical Dimensions...9 Chassis Ports...9 Determine System Status...9 LED Displays...10 Orderable S4820T Components...12 3 Site Preparations...13 Site Selection...13 Cabinet Placement...13 Rack Mounting...14 Grounding...14 Fans and Airflow...14 Power...14 Storing Components...15 4 Install the Hardware 17 Unpacking the Switch...17 Install the Chassis...18 Rack Mounting Safety Considerations 18 Install the Dell ReadyRails System...19 Installing ReadyRails - Tool-less Method 20 Installing ReadyRails - Two-Post Flush-Mount Configuration 21 Installing ReadyRails - Two-Post Center-Mount Configuration 23 Installing ReadyRails - Four-Post Threaded Configuration 23 Attaching Switch Rails to the Switch and Mounting the Chassis 25 Attaching the Ground Cable...25 Installing the SFP+ and QSFP+ Optics 26 Removing QSFP+ Optics...26 Important Points to Remember...27 Splitting QSFP+ Ports to SFP+ or RJ-45 Ports 27