IBM SAS RAID 5, Manual

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error” on page 34.
(B) Cache battery pack
(C) Cache data present LED
(D) Cache battery tab
(E)
Cache battery tab
2. Squeeze tab (D) against tab (E) to disengage the battery retaining tab, pull out the cache battery pack
( B ) , and remove it from the controller.
Note: Ensure that the cache battery pack is disconnected for at least 60 seconds before connecting the
new battery. This duration is the minimum amount of time needed for the card to recognize that the
battery has been replaced.
3. Install the new cache battery pack by reversing this procedure. Ensure that the replacement cache
battery back is fully seated.
4. Restart the adapter’s write cache by doing the following:
a. Return to the Work with Resources containing Cache Battery Packs display and select the Start
IOA cache . Press Enter.
b.
Ensure that you get the message
Cache was started
.
Replacing a 572F/575C card set concurrent maintainable battery pack
Use this procedure to replace the concurrent maintainable battery pack on adapter type CCIN 572F/575C
card set.
Attention: Before continuing with this procedure, determine that it is safe to replace the cache battery
pack. See Displaying rechargeable battery information. It is safe to replace the cache battery pack when
Yes is displayed next to Battery pack can be safely replaced .
Complete the following steps to replace a 572F/575C concurrent maintainable battery pack.
1.
Using the following illustration to locate the batterys components, locate the metal cover
(A)
that
holds the battery pack. Pull out on the push-rivet
(B)
to release the metal cover
(A)
.
Figure 17. Replacing the 574E cache battery
Chapter 6. SAS RAID controller maintenance
39