2-21
Connecting the DC power cord for a PSR450-12D power
supply
1.
Correctly orient the DC power cord connector and insert the connector into the power
receptacle on the power supply.
If you orient the DC power cord connector upside down, you cannot insert the connector into
the power receptacle.
2.
Use a flat-head screwdriver to fasten the screws on the power cord connector, as shown in
3.
Connect the other end of the power cord to a DC power source.
Figure2-25 Connecting the DC power cord for a PSR450-12D power supply
Verifying the installation
After you complete the installation, verify the following items:
•
There is enough space for heat dissipation around the switch, and the rack is stable.
•
The grounding cable is securely connected.
•
The power source is as required by the switch.
•
The power cords are correctly connected.
•
If part of the network cable for a port is routed outdoors, verify that a network port lightning
protector is used for the port.
•
If a power line is routed from outdoors, verify that a surge protected power strip is used for the
switch.