Ground The Chassis - Cisco Firepower 4100 Series Hardware Installation Manual

Ground the Chassis

What to do next
Ground the chassis. See
Install the FIPS opacity shield if necessary. See
Install the cables according to your default software configuration as described in the QUICK START GUIDE
for your version.
Ground the Chassis
Take note of the following warnings:
Warning
Statement 1024—Ground Conductor
This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the absence
of a suitably installed ground conductor. Contact the appropriate electrical inspection authority or an electrician
if you are uncertain that suitable grounding is available.
Warning Statement 1046—Installing or Replacing the Unit
When installing or replacing the unit, the ground connection must always be made first and disconnected last.
Warning Statement 1025—Use Copper Conductors Only
Use copper conductors only.
Caution Grounding the chassis is required, even if the rack is already grounded. A grounding pad with 2 threaded M4
holes is provided on the chassis for attaching a grounding lug. The ground lug must be NRTL-listed. In
addition, a copper conductor (wires) must be used and the copper conductor must comply with NEC code for
ampacity.
Before you begin
• You need the following items that you provide:
• You need the following items from the accessory kit:
Cisco Firepower 4110, 4120, 4140, and 4150 Hardware Installation Guide
46
Ground the Chassis, on page 46
• Wire-striping tool
• Crimping tool
• Grounding cable
• Two star lock washers for the 10-32 x .375-in. screws used to secure the ground lug
• Ground lug #6 AWG, 90 degree, #10 post
for the procedure.
Install the FIPS Opacity Shield, on page 48
Mount and Connect
for the procedure.