Removing And Installing A 1300 W Or 2500 W Dc-Input Power Supply - Cisco 6503 - Catalyst Firewall Security Sys Installation Manual

Chapter 4 Removal and Replacement Procedures

Removing and Installing a 1300 W or 2500 W DC-Input Power Supply

This section covers the power supply removal and installation procedures for the 1300 W and the
2500 W DC-input power supplies and is divided into the following topics:
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•
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Required Tools
Use a flat-blade or number 2 Phillips-head screwdriver to perform these procedures. You might also need
cutters to cut any cable ties that are installed on the power supply.
Removing a 1300 W or 2500 W DC-Input Power Supply
Warning Before performing any of the following procedures, ensure that power is removed from the DC
circuits. To ensure that all power is removed, locate the circuit breakers or fuses on the DC power
lines that service the DC circuits. Turn OFF the DC power line circuit breakers and remove the DC
power line fuses. Statement 322
Hazardous voltage or energy is present on the backplane when the system is operating. Use caution
Warning
when servicing. Statement 1034
When installing or replacing the unit, the ground connection must always be made first and
Warning
disconnected last. Statement 1046
To remove a DC-input power supply, follow these steps:
Step 1 Verify that power is off to the DC circuit on the power supply that you are removing. As an added
precaution, place the appropriate safety flag and lockout devices at the source power circuit breaker, or
place a piece of adhesive tape over the circuit breaker handle to prevent accidental power restoration
while you are working on the circuit.
Turn the power switch to the off (0) position on the power supply that you are removing. Turning the
Step 2
power switch off also disengages a pawl that unlocks the power supply from the chassis.
See
Remove the two screws securing the terminal block cover, and slide the cover off the terminal block.
Step 3
See
OL-5781-08
Required Tools, page 4-19
Removing a 1300 W or 2500 W DC-Input Power Supply, page 4-19
Installing a 1300 W or 2500 W DC-Input Power Supply, page 4-24
Figure 4-11 for the 1300 W DC power supply or
Figure 4-11 for the 1300 W DC power supply or
Removing and Installing the DC-Input Power Supplies
Figure 4-12 for the 2500 W DC power supply.
Figure 4-12 for the 2500 W DC power supply.
Catalyst 6500 Series Switches Installation Guide
4-19