HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software Maintenance and Service Guide (EK-G80MS-SA. C01, March 2005)

Contents
5HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software
Maintenance and Service Guide
Replacing a failed JBOD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Replacing a storage unit with partitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Replacing a disk drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Removing and replacing all disk drives. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Adding, moving, and changing disk drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Disk drive hot swap support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Disk drive warm swap support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Disk drive warm swap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Procedural example of a warm swap. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Disk drive auto-read-reallocate bit activation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
3 Replacing BA370, M2100 & M2200 Enclosure Elements. . . . . . . . . . . . . . . . . . . . .101
Shutting down the subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Disabling the external cache batteries (BA370 enclosures only). . . . . . . . . . . . . . . . . . 103
Enabling the external cache batteries (BA370 enclosures only) . . . . . . . . . . . . . . . . . . 104
Restarting the subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Replacing array controllers and cache modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Special considerations and prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Replacement controller configuration and cache module prerequisites . . . . . . . . . 107
Special considerations for replacing array controllers in DRM configurations . . . 108
Replacing a controller with an unknown status. . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Replacing a controller with a known status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Replacing array controllers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Replacing array controllers in a single-controller configurations . . . . . . . . . . . . . . 112
Removing controllers in single-controller configurations . . . . . . . . . . . . . . . . 114
Installing controllers in single-controller configurations . . . . . . . . . . . . . . . . . 117
Replacing array controllers in dual-redundant configurations . . . . . . . . . . . . . . . . 119
Removing array controllers in dual-redundant controller configurations. . . . . 121
Installing array controllers in dual-redundant controller configurations . . . . . 126
Replacing cache modules. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Replacing cache modules in single-controller configurations. . . . . . . . . . . . . . . . . 134
Removing cache modules from single-controller configurations. . . . . . . . . . . 134
Installing cache modules in single-controller configurations . . . . . . . . . . . . . . 137
Replacing cache modules in dual-redundant controller configurations . . . . . . . . . 138
Removing cache modules in dual-redundant controller configurations . . . . . . 139
Installing cache modules in dual-redundant controller configurations. . . . . . . 142
Replacing an ECB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Replacing an ECB with the subsystem powered on. . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Replacing an ECB with the BA370 subsystem powered off . . . . . . . . . . . . . . . . . . . . . 155