Cisco 3110 Hardware Installation Manual page 77

Installation, Maintenance, and Upgrade
Warning
Warning
Step 1 Unplug the power supply cable before removing the power supply module. You cannot disengage the power supply
module release tab without first removing the cable.
Step 2 To remove a power supply module, face the back of the chassis and grasp the handle.
Step 3
Press the release tab toward the left to disengage the power supply. The release tab is found on the right side of the power
supply.
Step 4 Place your other hand under the power supply module to support it while you slide it out of the chassis.
Figure 49: Remove the Power Supply Module
Statement 1046 Installing or Replacing the Unit
To reduce risk of electric shock, when installing or replacing the unit, the ground connection must always
be made first and disconnected last.
Statement 1073 No User-Serviceable Parts
There are no serviceable parts inside. To avoid risk of electric shock, do not open.
Cisco Secure Firewall 3110, 3120, 3130, and 3140 Hardware Installation Guide
Remove and Replace the Power Supply Module
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