Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual page 145

Chapter 5 Removal and Replacement Procedures
Figure 5-19
If the power supply bay is to remain empty, install a blank power supply filler plate (Cisco part number
Step 4
800-19193-01 for the Cisco 7606 router) over the opening and secure it with the captive installation
screws.
Removing PWR-2700-DC Power Supply from a Cisco 7606 Router
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Warning
Warning Voltage is present on the backplane when the system is operating. To reduce risk of an electric shock,
keep hands and fingers out of the power supply bays and backplane areas.
Follow these steps to remove a DC-input power supply:
Verify that power is off to the DC circuit connected to the DC-input power supply you are removing.
Step 1
Remove the four screws securing the terminal block cover, and slide the cover off the terminal block
Step 2
(Figure
OL-4503-26
Cisco 7606 Router—Handling an DC-Input Power Supply
5-20).
Removing and Replacing the Power Supply
Cisco 7600 Series Router Installation Guide
5-17