About This ManualRelated DocumentationIn addition to this manual, each H3C S7502 Ethernet Switch documentation setincludes the following:Manual DescriptionH3C S7500 Series Ethernet SwitchesOperation ManualGuides the user to configure thefeatures supported by the S7500 series.H3C S7500 Series Ethernet SwitchesCommand ManualElaborates on the commands forconfiguring the S7500 series.OrganizationH3C S7502 Ethernet Switch Installation Manual is organized as follows:Chapter Contents1 Product Overview Introduces the characteristics of theH3C S7502 Ethernet switch.2 Line Processing Units Introduces LPUs of the H3C S7502Ethernet switch.3 Installation PreparationsIntroduces the preparations andprecautions for the H3C S7502 Ethernetswitch installation.4 Hardware InstallationIntroduces the integrated equipmentinstallation and cable connection(including connection of groundingcables, power cables, and interfacecables, recommended cabling, andcable binding) of the H3C S7502Ethernet switch.5 System CommissioningIntroduces the initial power-on startupprocess of the H3C S7502 Ethernetswitch.6 Hardware MaintenanceIntroduces the removal and installationof power modules, LPUs, fan tray, anddelivered cable management bracketsof the H3C S7502 Ethernet switch.7. Software MaintenanceIntroduces how to load and upgradesoftware of the H3C S7502 Ethernetswitch.