American Fibertek RR-740C-SL - Manual (Page 3)

3
RR-740C-SL STATUS INDICATORS
The RR-740C-SL receiver provides the following LED status indicators described below to aid in
installation and troubleshooting:
VLI 1 THROUGH VLI 4
A bi-color LED indicator is provided for each of the four video outputs of the RR-740C-SL. DC
power and video status associated with each of these LED’s are summarized below.
Video Presence LED DC Power Status Video Status
Green On Proper Output Video Present
Red On Output Video Not Detected
Off Off Check Power Supply
OLI
A bi-color LED indicator monitors the optical input power of the data signal that is being
received at the RR-740C-SL from the MT-740C-SL or the RT-740C-SL. DC power and optical
input status associated with this LED are 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