Led Indicators; Figure 6-3. Front Panel Leds - Comtech EF Data MN/LBC4000.IOM Installation And Operation Manual

LBC-4000 L-Band Up/Down Converter System
Front Panel Operation
Before turning on power to the unit, check to make sure that installation is
complete, and verify that the LBC-4000 is connected to the proper prime power
source, RF Input, and RF Output.
Switch on the unit and verify the cooling fan is operational, the LED indicators
illuminate as expected, and the Vacuum Fluorescent Display is readable.
6.1.2

LED Indicators

See Figure 6-1 (Item 1) and
one set each for CONV A and CONV B – convey operational states as follows:
SUM FAULT
Lights RED when a fault condition has been logged and stored.
MUTE
Lights AMBER when the unit is in Mute Mode.
ONLINE
Lights GREEN when the unit is online and carrying traffic.
UP
Lights GREEN when the module is operating as an UP CONVERTER.
DOWN
Lights GREEN when the module is operating as a DOWN CONVERTER.

Figure 6-3. Front Panel LEDs

.These two groups of five LED Indicators –
Figure 6-3
6–2
MN/LBC4000.IOM
Revision 5