Cisco 7606-S Installation Manual page 3

Chapter 5 Removal and Replacement Procedures
Removing an AC-Input Power Supply
This section covers the AC-input power supply removal procedure for the following AC power supplies
and Cisco 7600 series routers:
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Warning Hazardous voltage or energy is present on the backplane when the system is operating. Use caution
when servicing.
In systems with redundant power supplies, you can replace the faulty supply while the system is
Note
operating.
This procedure covers the removal of the power supply only. For information on removing the power
Note
entry module (PEM), see the
Follow these steps to remove a power supply:
Step 1 Turn the power switch to the Off (0) position on the power supply or PEM for the power supply you are
removing.
Note
Note If you are planning on installing a PWR-2700-AC power supply in a Cisco 7606 router, you must remove
any PEMs and install a blank PEM filler plate. See
OL-4503-24
950 W AC and 1400 W AC power supplies for the Cisco 7603 router
2700 W AC power supply for the Cisco 7604 route
1900 W AC power supply for the Cisco 7606 router
2700 W AC power supply for the Cisco 7606 router
2700 W AC power supply for the Cisco 7606-S router
3000 W AC and 4000 W AC power supplies for the Cisco 7609 and Cisco 7613 routers
4000 W AC power supply for the Cisco 7609-S router
6000 W AC power supply for the Cisco 7609, Cisco 7609-S, and Cisco 7613 routers
"Removing and Replacing the PEM" section on page
Figure 5-1 shows the location of the AC-input PEMs on the Cisco 7603 router. The location of
the PEMs is the same for AC and DC PEMs on the Cisco 7603 router and Cisco 7606 router.
Removing and Replacing the Power Supply
Removing and Replacing the PEM, page
Cisco 7600 Series Router Installation Guide
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