e. Between mezzanine slots 1 and 2.
Figure 59 Mezzanine Slot 3 BBWC Cable Routing
6. Replace any mezzanine cards that were removed.
See “Replacing a Mezzanine Card” (page 124).
7. Install the access panel.
See “Replacing the Server Blade Access Panel” (page 112).
8. Place the server blade back into the enclosure and power it up.
See “Replacing the Server Blade in the Enclosure” (page 111).
Removing and Replacing the Low Profile Battery Backed Write Cache
(BBWC) Battery
The following procedures describe how to remove and replace the BBWC battery from the server
blade. The BBWC is used by some mezzanine controller boards.
Removing the BBWC Battery
To remove the BBWC battery:
1. Back up all data.
2. Close all applications.
3. Power of the server blade and remove it from the enclosure.
See “Preparing the Server Blade for Servicing” (page 110).
4. Remove the access panel.
See “Removing the Server Blade Access Panel” (page 112).
5. Remove any mezzanine cards blocking access to the mezzanine controller board.
See “Removing a Mezzanine Card” (page 123).
130 Removing and Replacing Components
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