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BBU Replacement Instructions
Figure A-6
1
Replacing the Power Supply Air Duct
Replace the power supply air duct once the replacement BBU assembly is in place and connected (see
Figure
To replace the air duct:
Locate the power supply air duct and the thumbscrew that you removed previously.
Step 1
Align the power supply air duct over the BBU assembly, the power distribution board, and the matching
Step 2
thumbscrew hole. Note that the thumbscrew attaches to a chassis standoff underneath the power
distribution board (see "4" in
Make sure that no cables are pinched by any part of the power supply air duct before securing the duct.
Tighten the thumbscrew using your fingers or a Phillips head screwdriver.
Step 3
Cisco Firepower Management Center 750, 1500, 2000, 3500, and 4000 Hardware Installation Guide
A-8
Appendix A
Replacing a RAID Battery Backup Unit Assembly on the Firepower Management Center 3500
Installing the Replacement BBU Assembly
BBU and tray assembly
A-7).
Figure
Chassis tabs
2
A-7).
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