Product specifications

DMD1050 Satellite Modem Board Web Browser
Alarms / Receive Menu
Figure 7-23. Alarms / Receive Menu
MAJOR ALARMS
FPGA Config: {Pass/Fail, Unmasked/Masked}
Indicates a receive FPGA hardware failure.
DSP Config: {Pass/Fail, Unmasked/Masked}
Indicates a receive DSP failure.
Signal Lock: {Pass/Fail, Unmasked/Masked}
Indicates that the demod is unable to lock to a signal.
Input Level; {Pass/Fail, Unmasked/Masked}
Indicates Rx signal level has fallen below input threshold.
Frame Lock: {Pass/Fail, Unmasked/Masked}
Indicates that the Framing Unit is unable to find the expected
framing pattern.
MFramelock: {Pass/Fail, Unmasked/Masked}
This alarm will flash on during certain modem parameter
changes. A solid indication points toward a problem with the
incoming clock to the modem (SCTE).
LB Synth PLL: {Pass/Fail, Unmasked/Masked}
Indicates that the Rx L-Band Synthesizer is not locked. This
alarm will flash on during certain modem parameter changes. A
MN-DMD1050
Revision 9
7–39