Replacing cache memory
9–3
Hitachi Unified Storage Hardware Service Guide
5. Slide the controller forward and then remove it.
6. Place the old controller on a flat surface with its module-revision label
facing down. Loosen the two blue screws at the rear of the controller and
then slide the cover in the direction shown by the arrow (
⎯→
).
7. Before removing the cache memory, record the slots where it is
installed, its capacity, and its model name.
8. Push the slot levers securing the cache memory, then hold both ends of
the cache memory and gently pull up at both ends to remove the cache
memory.
9. Using both hands, hold the new cache memory and insert the modules
into the same slots where the old cache memory was installed, according
to the slot information you recorded earlier. Align the projection inside
the slot with the cut on the cache memory, and then gently push the
cache memory into the slot until the slot levers close completely.
10.Slide and install the cover of the controller, then secure using the two
blue screws at the rear of the controller.
11.If you removed the SAS (ENC) cable earlier, connect it to the new
controller.
12.Wait at least 30 seconds.
13.With its module-revision label facing up, insert and push the controller
all the way into the slot, with its right and left levers opened completely.
14.Push the levers at the same time in the direction shown by the arrows
(
←⎯
) at the same time. Otherwise, the controller might not recover and
you will have to repeat the replacement procedure
15.Close the levers and slide the right and left blue latches to secure the
controller.
16.Replace all of the cables you removed from the controller.
NOTE: If the cable cannot be removed easily, do not pull it by force.
Otherwise, you can damage the cable. When removing Fibre Channel
Interface cables, pull out the cables completely from the host connectors.
If the Fibre Channel Interface cables are inserted halfway into the host
connectors, the controller continues to detect Fibre Channel failures and
I/O processing can deteriorate.
NOTE: If you do not wait at least 30 seconds, the controller might not
recover normally. If you fail to wait at least 30 seconds and the controller
does not recover, perform this replacement procedure again.
When installing the controller, do not catch it on a SAS (ENC) cable and
ignore the red ALM LED if it is ON; the LED will go OFF after the controller
recovers.
NOTE: When connecting the Fibre Channel interface cables, insert the
cables until they are secure with the host connectors. If the cables are
inserted half into the host connectors, the controller continues to detect the
Fibre Channel failures and I/O processing may deteriorate.
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Страница 12: ...xii Hitachi Unified Storage Hardware Service Guide Serial Numbers Hitachi Unified Storage Models 110 and 130 ...
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Страница 14: ...xiv Hitachi Unified Storage Hardware Service Guide Labels on the CBXSL Either a or b is affixed a b ...
Страница 15: ...xv Hitachi Unified Storage Hardware Service Guide Labels on the CBSS Either a or b is affixed a b ...
Страница 16: ...xvi Hitachi Unified Storage Hardware Service Guide Labels on the CBSL Either a or b is affixed a b ...
Страница 17: ...xvii Hitachi Unified Storage Hardware Service Guide Labels on the CBL CBLE CBLD Either a or b is affixed a b ...
Страница 18: ...xviii Hitachi Unified Storage Hardware Service Guide Labels on the DBS DBSD Either a or b is affixed a b ...
Страница 19: ...xix Hitachi Unified Storage Hardware Service Guide Labels on the DBL DBLD Either a or b is affixed a b ...
Страница 20: ...xx Hitachi Unified Storage Hardware Service Guide Labels on the CBXSS ...
Страница 21: ...xxi Hitachi Unified Storage Hardware Service Guide Labels on the DBF Either a or b is affixed a b ...
Страница 22: ...xxii Hitachi Unified Storage Hardware Service Guide Labels on the DBX Either a or b is affixed kg a b a b ...
Страница 23: ...xxiii Hitachi Unified Storage Hardware Service Guide Labels on front of the DBW added on April 2014 ...
Страница 25: ...xxv Hitachi Unified Storage Hardware Service Guide Labels on rear of the DBW added on April 2014 ...
Страница 28: ...xxviii Hitachi Unified Storage Hardware Service Guide DBX DBW Labels on cache backup battery CBL CBLE CBLD ...
Страница 30: ...xxx Hitachi Unified Storage Hardware Service Guide CBL CBLE CBLD DBS DBSD DBL DBLD DBF ...
Страница 35: ...xxxv Hitachi Unified Storage Hardware Service Guide Labels on Management Module CBL CBLE CBLD LAN UPS ...
Страница 36: ...xxxvi Hitachi Unified Storage Hardware Service Guide Labels on I O Module ENC DBS DBSD DBL DBLD DBF ...
Страница 37: ...xxxvii Hitachi Unified Storage Hardware Service Guide DBW Labels on I O Card ENC DBX Labels on Host Connector ...
Страница 38: ...xxxviii Hitachi Unified Storage Hardware Service Guide Labels on SAS ENC Cable Labels on cable holder DBX In ...
Страница 39: ...xxxix Hitachi Unified Storage Hardware Service Guide Out ...
Страница 40: ...xl Hitachi Unified Storage Hardware Service Guide ...
Страница 126: ...3 8 Procedures before and after replacing components Hitachi Unified Storage Hardware Service Guide ...
Страница 152: ...5 8 Replacing a cache backup battery Hitachi Unified Storage Hardware Service Guide ...
Страница 156: ...6 4 Replacing a Fan Module Hitachi Unified Storage Hardware Service Guide ...
Страница 180: ...8 16 Adding and replacing controllers Hitachi Unified Storage Hardware Service Guide ...
Страница 188: ...9 8 Replacing cache memory Hitachi Unified Storage Hardware Service Guide ...
Страница 200: ...11 6 Replacing the Host connector Hitachi Unified Storage Hardware Service Guide ...
Страница 204: ...12 4 Replacing the Drive I O Module Hitachi Unified Storage Hardware Service Guide ...
Страница 212: ...14 4 Replacing the SAS ENC cable Hitachi Unified Storage Hardware Service Guide ...
Страница 274: ...17 14 Troubleshooting Hitachi Unified Storage Hardware Service Guide ...
Страница 286: ...Glossary 12 Hitachi Unified Storage Hardware Service Guide A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ...
Страница 290: ...Index 4 Hitachi Unified Storage Hardware Service Guide U Upgrading Hitachi Unified Storage 130 15 1 ...
Страница 291: ...1 Hitachi Unified Storage Hardware Service Guide ...