User guide

14 Installation Guide
User Guide
This section contains information regarding the operating features of your
Radiance 1000Mbps redundant interface line card.
LED Operation
Several LEDs are visible from the front panel. These include the power (PWR),
switchover (SW), secondary (SEC), link (LK) and activity (AT) LEDs. There are
separate link and activity LEDs for each of the three ports. Refer to the table
below for a description of each LED.
The function of each LED is as follows:
LED Label Color (Status) Indication
SW Green (steady) SECONDARY port was the active port
at some point.
PWR Green (steady) Power ON.
SEC Green (steady) SECONDARY is the active port.
(off) PRIMARY is the active port.
(MAIN) LK Green (steady) Receive link present on MAIN port.
(MAIN) AT Green (blinking) MAIN port receiving data.
(PRI) LK Green (steady) Receive link present on PRIMARY port.
(PRI) AT Green (blinking) PRIMARY port receiving data.
(SEC) LK Green (steady) Receive link present on SECONDARY
port.
(SEC) AT Green (blinking) SECONDARY port receiving data.