OT Systems FT040AB - Manual (Page 12)

FT040AF Series Installation & Operation Manual
www.ot-systems.com 12
(5) Operational Guides
5.1 FT040AF Series Transmitter
LED Indicators
Indicator Color Description
PWR Red Lit when power is supplied to the Transmitter.
OL Yellow N/A
Audio1 Level
~
Audio4 Level
(front panel)
IN Red
a) Each audio channel has a single column of Four LEDs assigned
for displaying the input or output audio levels.
b) The LEDs (Input/Output) are lit in proportion to the signal strength.
c) An increase/decrease of signal level of about 3dB will light up/turn
off an individual LED. All LEDs will go out at or less than -16dBm,
and all are lit when the level attains +6dBm or over.
OUT Green N/A
* For products with uni-directional signal transmission, the OL LED on the Tx is not lit because optical signal from the Rx to the Tx is
always inactive.
Signal Ports
OPT - ST (or FC) Optical Connector for fiber cable connection.
AUDIO - 5-pin Screw Terminal Block for audio signal.
5.2 FT040AF Series Receiver
LED Indicators
Indicator Color Description
PWR Red Lit when power is supplied to the Receiver.
OL Yellow Lit when optical signal from transmitter to receiver is active.
Audio1 Level
~
Audio4 Level
(front panel)
IN Red N/A
OUT Green
a) Each audio channel has a single column of Four LEDs assigned
for displaying the input or output audio levels.
b) The LEDs (Input/Output) are lit in proportion to the signal strength.
c) An increase/decrease of signal level of about 3dB will light up/turn
off an individual LED. All LEDs will go out at or less than -16dBm,
and all are lit when the level attains +6dBm or over.
Signal Ports
OPT - ST (or FC) Optical Connector for fiber cable connection.
AUDIO - 5-pin Screw Terminal Block for audio signal.