XX164-50-01 VF-1400 Transmission System
Status Indicators
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5
Status Indicators
The VF-1400T transmitter and VF-1400R/VF-1400RR receiver provide the following LED status
indicators to aid in installation and troubleshooting:
VLI - VF-1400T
A bi-color LED indicator is provided for the video input. DC power and video status associated with this
LED is summarized below.
Video Presence Indicator
DC Power Status
Video Status
Green
On
Proper Input Video Present
Red
On
Input Video not Detected
Off
Off
Check Power Supply
VLI - VF-1400R, VF1400RR
A green LED indicator is provided for the video output. Video status associated with each of this LED is
summarized below.
Video Presence Indicator
Video Status
Green
Proper Output Video Present
Off
Output Video not Detected
OLI
A bi-color LED indicator monitors the optical input power of the data signal that is being received at the
receiver/transmitter. DC power and optical input status associated with this LED is summarized below.
Optical Level Indicator
DC Power Status
Optical Status
Green
On
Proper Optical Input Power Present
Red
On
Optical Input not Detected
Off
Off
Check Power Supply
Data TX
A green LED indicator is provided to monitor the RS-422 input data from the electrical interface, through
the VF-1400, and out onto the fiber. The intensity of this indicator will vary with input data patterns,
however in typical applications it will cycle on and off as data is transmitted. RS-422 status associated
with this LED is summarized below.
Data TX LED
RS-422 Status
Green
Data Flow Present
Off
Data Flow Not Detected
Data RX
A green LED indicator is provided to monitor the RS-422 data coming in from the fiber, through the
VF-1400, and out to the electrical interface. The intensity of this indicator will vary with input data
patterns, however in typical applications it will cycle on and off as data is received. RS-422 status
associated with this LED is summarized below.
Data RX LED
RS-422 Status
Green
Data Flow Present
Off
Data Flow not Detected
Summary of Contents for VF-1400 Series
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