Installation ManualH3C S7502 Ethernet Switch Table of ContentsiTable of ContentsChapter 3 Installation Preparations............................................................................................. 3-13.1 Safety Instructions ............................................................................................................. 3-13.1.1 General Instructions ................................................................................................ 3-13.1.2 Electrical Safety....................................................................................................... 3-13.1.3 Handling Safety ....................................................................................................... 3-13.1.4 Anti-static Safety ..................................................................................................... 3-23.1.5 Laser Safety ............................................................................................................ 3-33.2 Examining Installation Site................................................................................................. 3-33.2.1 Temperature/Humidity Requirements ..................................................................... 3-33.2.2 Cleanness Requirements........................................................................................ 3-33.2.3 Anti-static Requirements ......................................................................................... 3-43.2.4 Grounding Requirements ........................................................................................ 3-53.2.5 Power Supply Requirements................................................................................... 3-53.3 Installation Planning........................................................................................................... 3-53.3.1 Space Requirement ................................................................................................ 3-53.3.2 Rack-Mounting Requirements................................................................................. 3-53.4 Installation Tools ................................................................................................................ 3-6