Installation ManualH3C S7502 Ethernet Switch Table of ContentsiTable of ContentsChapter 6 Hardware Maintenance................................................................................................ 6-16.1 Required Tools................................................................................................................... 6-16.2 Removing and Installing Power Module ............................................................................ 6-16.2.1 Installing a Power Module ....................................................................................... 6-16.2.2 Removing a Power Module ..................................................................................... 6-26.3 Removing and Installing Cards.......................................................................................... 6-26.3.1 Installing a Card ...................................................................................................... 6-36.3.2 Removing a Card .................................................................................................... 6-36.4 Removing and Installing Fan Tray ..................................................................................... 6-46.5 Installing the Mounting Brackets and Cable Management Bracket................................... 6-5