Contents1 About your enclosure........................................................................................... 5Front-panel features and indicators..................................................................................................... 5Front-bezel features and indicators..................................................................................................... 6Hard disk drive indicator patterns......................................................................................................... 7Back-panel features and indicators......................................................................................................8Enclosure Management Module...........................................................................................................8Enclosure failover when two EMMs are installed...........................................................................9EMM thermal shutdown.................................................................................................................. 9Power indicator codes........................................................................................................................ 10Other information you may need.......................................................................................................102 Installing enclosure components.................................................................... 12Recommended tools...........................................................................................................................12Front bezel (optional).......................................................................................................................... 12Removing the front bezel..............................................................................................................12Installing the front bezel................................................................................................................13Hard disk drives....................................................................................................................................13Safety: Models AMT, E03J, and E04J............................................................................................13Removing a hard disk drive blank................................................................................................. 13Installing a hard disk drive blank................................................................................................... 14Removing a hard disk drive........................................................................................................... 14Installing a hard disk drive............................................................................................................. 15Removing a hard disk drive from a hard disk drive carrier...........................................................15Installing a hard disk drive into a hard disk drive carrier.............................................................. 16Enclosure Management Module ........................................................................................................16Removing an EMM blank............................................................................................................... 17Installing an EMM blank................................................................................................................. 17Removing an EMM......................................................................................................................... 17Installing an EMM...........................................................................................................................18AC power supply unit or cooling fan module.................................................................................... 19Removing an AC power supply unit or cooling fan module....................................................... 19Installing an AC power supply unit or cooling fan module.........................................................20About DC power supply units............................................................................................................ 20Power indicator codes.................................................................................................................. 20DC power supply module back panel features............................................................................22Removing and installing the DC power supply unit.....................................................................22Control panel...................................................................................................................................... 28Removing the control panel......................................................................................................... 28