HP Tool Storage 354903-001 Manuale Utente

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Removal and Replacement Procedures 
15 
 
Battery-Backed Cache Module 
To remove the component: 
1.  Determine if the controller configuration supports hot-plug cache 
replacement: 
− 
If the storage system is equipped with a single controller, power down 
the storage system (on page 
− 
If the system has redundant controllers and the replacement cache is a 
different capacity than the failed cache, power down the storage system 
(on page 
− 
If the system has redundant controllers and the replacement cache is the 
same capacity as the failed cache, proceed with step 2. 
2.  Remove the controller ("Modular Smart Array 500 Generation 2 Controller" 
3.  Remove the existing cache module. 
 
4.  Repeat steps 2 and 3 if the storage system has redundant controllers and the 
replacement cache is a different capacity than the failed cache. 
To replace the cache module: 
1.  Install the module in the slot.