Cisco Firepower 4100 Series Hardware Installation Manual page 51

Mount and Connect
Step 1 Use a wire-stripping tool to remove approximately 0.75 in. (19 mm) of the covering from the end of the grounding cable.
Step 2
Insert the stripped end of the grounding cable into the open end of the grounding lug.
Figure 39: Insert the Cable into the Grounding Lug
Step 3 Use the crimping tool to secure the grounding cable in the grounding lug.
Step 4
Remove the adhesive label from the grounding pad on the chassis.
Step 5 Place the grounding lug against the grounding pad so that there is solid metal-to-metal contact, and insert the 2 screws
with washers through the holes in the grounding lug and into the grounding pad.
Figure 40: Attach the Grounding Lug
Step 6
Make sure that the lug and cable do not interfere with other equipment.
• Two 10-32 x .375-in. screws used to secure the ground lug
Cisco Firepower 4110, 4120, 4140, and 4150 Hardware Installation Guide
Ground the Chassis
47