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FiberLink 7240 Series User’s Manual
FiberLink 7240 Series
Transmitter and Receiver LEDs
LED Status Definition
Power
On
Indicates that correct power has been applied .
RJ45 Green
Off
No Ethernet link detected
LED:
On
Ethernet link connection established
RJ45 Yellow
Off or On
No activity
LED:
Blinking
10Base-T activity detected
Transmitter LEDs
LED Status Definition
Video
Off
No video detected on the input .
Blinking
Indicates either H or V sync detected at the
input, but not both
Steady
Indicates both H and V sync detected on the
input
Audio
Off
No audio detected by the transmitter unit
Blinking
Indicates audio detected by the transmitter unit
Data
Off
No data detected to or from the transmitter unit
Blinking
Indicates active data detected to or from the
transmitter unit
Alarm
On
Loss of video data (rack card only)
Indicator LEDs
The stand-alone box versions of the FiberLink 7240 and 7241 units have four integral
indicator LEDs that are used to monitor the state of the units.
The rack card versions of these products have an additional red indicator LED that lights
when an alarm condition exists. The rack card unit also provides an output to drive a model
6020 Alarm Sensing Module which provides an audible tone and activates a set of contacts
for external signaling purposes.
The status of the LEDs are as follows:
Indicator LEDs
