ZyXEL Communications PoE-80, Руководство пользователя

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PoE-80 User’s Guide
21
5.4 Parametric Information
This section of the screen displays individual port parameters.
LABEL DESCRIPTION
Discovery R (ohms) This field displays the port’s resistance value.
Port Current (mA) This field displays the port’s current value.
Port Voltage (V): This field displays the port’s voltage value.
Port Power (W) This field displays the port’s watt value.
Class Current (mA) This field displays the port’s class current value. This class current value
does not display when you enable the bypass classification function.
Determined Class This field displays the port’s power class. The class value does not display
when you enable the bypass classification function.
6 Troubleshooting
Make sure you have securely attached the proper cables to the proper ports. Refer to the Rear Panel
Connections and Front Panel Connections sections for this information. If your PoE-80 still does
not work properly, refer to the table shown next.
PROBLEM CORRECTIVE ACTION
No LEDs are on when I
turn on the PoE-80. Check to see that the power cord is properly connected to the PoE-80
and an appropriate power source.
Make sure the power source is turned on and that the PoE-80 is
receiving sufficient power.
Contact your local distributor if the problem persists.
The PWR FWD LED is
not on or is blinking. Check to see that the Ethernet cables are connected properly.
Contact your local distributor if the problem persists.