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Cisco ME 4924-10GE Ethernet Switch Hardware Installation Guide
OL-10071-01
Chapter 3 Connecting the Power Supply
Connecting DC Power to the Cisco ME 4924-10GE Switch
If the LEDs or show power command indicate a power or other system problem, see Chapter 5,
“Troubleshooting the Installation,” for troubleshooting information.
Connecting DC Power to the Cisco ME 4924-10GE Switch
Follow these steps and warnings when connecting DC power to the Cisco 4924-10GE switch:
Warning
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Statement 1003
Warning
This unit is intended for installation in restricted access areas. A restricted access area can be
accessed only through the use of a special tool, lock and key, or other means of security.
Statement 1017
Warning
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations.
Statement 1045
Warning
Hazardous voltage or energy may be present on DC power terminals. Always replace cover when
terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in
place.
Statement 1075
Step 1 Prior to connecting the power supply to a power source, ensure that all of the site power and grounding
requirements described in Chapter 2, “Site Planning,” have been met and the chassis is properly
grounded as described in the “Grounding Requirements” section on page 2-4.
Step 2 Remove the safety cover from the power terminal.
Step 3 Connect the power supply ground terminal to earth ground.