Comtech EF Data DMD1050 - Manual (Page 97)

DMD1050 Satellite Modem Board Web Browser
MN-DMD1050 7–3
Revision 9
7.2.3 LED Indicators
Twelve LEDs on the DMD1050 GUI Interface (Refer to Table 7-2) indicate the status of the
DMD1050’s operation. The LED colors maintain a consistent meaning. Green is appropriate for
normal operation, Yellow means that there is a condition not proper for normal operation, and
Red indicates a fault condition that will result in lost communications.
Table 7-2.
LED Color Function
Modem LED Indicators
Power Green Indicates that the unit is turned on.
Fault Red Indicates a hardware fault for the unit.
Event Yellow Indicates that a condition or event has occurred that the modem
has stored in memory. The events may be viewed from the GUI or
in the Terminal Mode.
Remote Green Indicates that the unit is in the process of updating firmware with
FTP.
Modulator LED Indicators
Transmit On Green Indicates that the Modulator transmitter is on.
Major Alarm Red Indicates that the Transmit Direction has failed, losing traffic.
Minor Alarm Yellow Indicates that a Transmit Warning Condition exists.
Test Mode Yellow Indicates that the transmitter is involved in a current Test Mode
activity.
Demodulator LED Indicators
Signal Lock Green Indicates that the receiver locked to an incoming carrier and data,
including FEC Sync.
Major Alarm Red Indicates that the Receive Direction has failed, losing traffic.
Minor Alarm Yellow Indicates that a Receive Warning Condition exists.
Test Mode Yellow Indicates that the receiver is involved in a current Test Mode
activity.