Hitachi NAS Platform 4000 Series Hardware Reference Manual page 5

Ethernet cables .................................................................................................62
Chapter 5: Replacing server components.......................................... 63
Field-replaceable units.......................................................................................63
Hot-swappable components.............................................................................. 63
Removing and replacing the front bezel............................................................ 64
Bezel removal...............................................................................................64
Bezel replacement........................................................................................65
Replacing a fan..................................................................................................65
Replacing the NVRAM backup battery pack......................................................67
Checking battery pack status....................................................................... 67
Identifying a cluster node that requires battery replacement ............... 68
Replacing the NVRAM battery module.........................................................69
Collecting system backups and diagnostics................................................. 71
Resetting the battery age and restarting the chassis monitor ..................... 72
Collecting a final diagnostic .........................................................................73
Recovering or replacing a hard disk.................................................................. 74
Recovering a hard disk drive........................................................................75
Replacing a hard disk drive.......................................................................... 75
Replacing a power supply unit...........................................................................77
Chapter 6: Rebooting, shutting down, and powering off.................. 80
Rebooting or shutting down a server................................................................. 80
Rebooting or shutting down a cluster................................................................ 81
Restarting an unresponsive server.................................................................... 82
Powering down the server for shipment or storage........................................... 84
Powering on the server or cluster...................................................................... 85
Recovering from power standby........................................................................ 86
Appendix A: Server replacement procedures................................... 87
Replacement procedure overview..................................................................... 87
Requirements............................................................................................... 87
Swapping components................................................................................. 88
Model selection.............................................................................................88
MAC ID and license keys............................................................................. 89
Hitachi NAS Platform and Hitachi Unified Storage Series 4000 Hardware Reference
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