7
Chapter 4. Service and Maintenance .......................................................................................................... 34
Safety Considerations ................................................................................................................................. 34
Preparation Procedures .......................................................................................................................... 34
Powering Down the ES NAS ........................................................................................................................ 35
Replacing the battery backup unit (BBU) ................................................................................................ 35
Replacing hot-plug power supply ........................................................................................................... 36
Replacing hot-plug SAS HDDs ................................................................................................................. 37
Replacing field-replaceable fan modules ................................................................................................ 38
Installing expansion cards ....................................................................................................................... 38
Installing DIMMs ..................................................................................................................................... 40
Chapter 5. Quick-Deploy Rack kit Installation Instructions ........................................................................ 43
Overview ................................................................................................................................................. 43
Kit contents ............................................................................................................................................. 43
Mounting the Device .............................................................................................................................. 44
Appendix A: Multipathing Support for High Availability ............................................................................ 47
Appendix B: Beep alarm ............................................................................................................................. 49
Appendix C. Product Compliance Class ....................................................................................................... 50
Technical Support ....................................................................................................................................... 51
GNU GENERAL PUBLIC LICENSE .................................................................................................................. 52
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