Chapter 5 Removal and Replacement Procedures
Removing and Replacing the Power Supply
Installing an AC-Input Power Supply
Caution Use both hands to install and remove power supplies. Each Cisco 7609 Internet Router
Follow these steps to install an
Step 1 Ensure that the system (earth) ground connection has been made. For ground connection instructions, see the “System Ground Connection” section on page
Step 2 If necessary, remove the blank power supply filler plate (Cisco part number
Step 3 Verify that the power switch is in the Off (0) position on the power supply you are installing. (See Figure
Step 4 Grasp the power supply handle with one hand. Place your other hand underneath the power supply, as shown in Figure
Step 5 Tighten the power supply captive installation screw. (See Figure
Step 6 Plug the power cord into the power supply and tighten the screw on the cable retention device.
Note The AC power cord for the 4000W power supply is hard wired and cannot be removed from the supply.
Step 7 Connect the other end of the power cord to an
Caution In a system with dual power supplies, connect each power supply to a separate input source. In case of a power source failure, the second source will most likely still be available.
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