Removing A Dc-Input Power Supply - Cisco 5500 Manual

Chapter 7 Maintaining the Cisco Catalyst 5500 Multiswitch Router
Slide the power supply all the way into the power supply bay.
Step 3
Using a flat-blade screwdriver, tighten the captive installation screws (see
Step 4
Before connecting the power supply to a power source, ensure that all site power and grounding
Step 5
requirements described in the Cisco Media Gateway Controller Hardware Installation Guide have been
met.
Step 6 Plug the power cord into the power supply.
Step 7 Connect the other end of the power cord to an AC-power input source.
Each AC-input power supply operating at 120 VAC requires a dedicated 20A service and 20A plug and
Note
receptacle. It is not acceptable to power the Cisco Catalyst 5500 from a 15A line cord because of the
safety ratings under which the Cisco Catalyst 5500 is certified.
In a system with dual power supplies, connect each power supply to a separate input source. In case of
Caution
a power source failure, the second source will probably still be available and can maintain maximum
overcurrent protection for each power connection.
Step 8 Turn the power switch to the ON position on the power supply.
Verify that power supply operation and the front panel LEDs are in the following states:
Step 9
Verify that the appropriate supervisor engine module PS1 and PS2 LEDs are on (green).
Step 10
Enter the show system command to display the power supply and system status.
Step 11
If the LEDs or show system command indicate a power or other system problem, refer to
"Troubleshooting Cisco Catalyst 5500 Multiswitch Routers Signaling,"

Removing a DC-Input Power Supply

Follow these steps to remove a DC-input power supply (product number WS-C5568):
Step 1 Verify that power is off to the DC circuit on the power supply you are removing.
Before performing the following procedures, ensure that power is removed from the DC circuit. To
Warning
ensure that all power is OFF, locate the circuit breaker on the panel board that services the DC circuit,
switch the circuit breaker to the OFF position, and tape the switch handle of the circuit breaker in the
OFF position.
Before working on a chassis or working near power supplies, unplug the power cord on AC units;
Warning
disconnect the power at the circuit breaker on DC units.
OL-0542-06
AC OK LED is green.
FAN OK LED is green.
OUTPUT FAIL LED is off.
Cisco MGC Software Release 7 Operations, Maintenance, and Troubleshooting Guide
Replacing Hardware Components
Figure 7-10).
Appendix C,
for troubleshooting information.
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