Cisco Firepower 4100 Series Maintenance And Upgrade Manual page 14

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Connect the DC Power Supply Module

Figure 6: Remove the Plastic Cover

Step 5

To prevent any contact with metal lead on the ground wire and the plastic cover, you must wrap the positive and negative

lead cables with sleeving. Insulate the lug with shrink sleeving for each lead wire if using noninsulated crimp terminals.

Sleeving is not required for insulated terminals.

Step 6

Remove the two M5 screws.

Figure 7: Remove the M5 Screws

Step 7

For easier cable management, insert the negative lead cable first. Replace the grounding lug with the cable in the

following order—wire terminal, then the screw with the captive washer.

Maintenance and Upgrade

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Firepower 4110 Firepower 4120 Firepower 4140 Firepower 4150