Safety Recommendations 44
Maintain Safety with Electricity 44
Prevent ESD Damage 44
Site Environment 45
Site Considerations 45
Power Supply Considerations 45
Rack Configuration Considerations 46
Rack-Mount and Ground the Chassis 47
CHAPTER 3
Unpack and Inspect the Chassis 47
Rack-Mount the Chassis 47
Ground the Chassis 52
Installation, Maintenance, and Upgrade 55
CHAPTER 4
Install, Remove, and Replace the Network Module 55
Remove and Replace the Fan Module 58
Remove and Replace the SSD 60
Remove and Replace the Power Supply Module 63
Connect the DC Power Supply Module 67
Secure the Power Cord on the AC Power Supply Module 73
Install the FIPS Opacity Shield 76
Cisco Firepower 4112, 4115, 4125, and 4145 Hardware Installation Guide
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Contents