Comtech EF Data DT-4500 Series Installation And Operation Manual page 33

DT-4500 Series C- and Ku-Band Down Converters
Introduction
POWER ON
Lights GREEN when prime power is applied to the unit.
RECEIVE (INITIALLY RELEASED CHASSIS)
OUTPUT ENABLE (CURRENT PRODUCTION UNIT)
Lights AMBER when the transmit function is operational.
REMOTE
Lights AMBER when the unit is in Remote Communication Mode. Local
monitoring is possible, but unit configuration is possible using either Serial or
Ethernet remote control.
Remains OFF when the unit is in Local Mode. Serial or Ethernet remote
monitoring is possible, but unit configuration is possible using only the front
panel.
ON LINE
Lights AMBER when the unit is online and carrying traffic.
FAULT
Lights RED when a fault condition exists.
STORED FAULT
Lights RED when a fault condition has been logged and stored.
Item 3 – Vacuum Fluorescent Display (VFD)
The displays for the initially-released chassis and the current
production unit differ as follows:
(LEFT) Liquid Crystal Display (LCD) – Initially Released Chassis
(RIGHT) Vacuum Fluorescent Display (VFD) – Current Production Unit
The VFD is an active display showing two lines of 24 characters each. It produces
a blue light with adjustable brightness. Nested menus display all available
options and prompt you to carry out a required action.
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MN/DT4500.IOM
Revision 2