Cisco Firepower 4100 Series Hardware Installation Manual page 77

Maintenance and Upgrade
Secure the Power Cord on the AC Power Supply Module
Figure 59: Clamp on Over Mold of Power Cord
Step 4 If you need to remove the power cord, push the release tab on the clamp to force the annular clamp teeth to disengage
and the clamp opens up. You can then remove the clamp from the power cord.
Cisco Firepower 4110, 4120, 4140, and 4150 Hardware Installation Guide
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