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6 modulator alarms – Comtech EF Data MDX420 SkyWire Manual User Manual

Page 48

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MDX420 SkyWire™ Satellite Network Gateway

Terminal Screens

MN-MDX420 Revision 6

6–10

6.2.4.6 Modulator

Alarms

The Alarms menu description:

 CURR - Current alarm status (PASS, FAIL)

 LTCH - Latched alarm status - (PASS, FAIL) displays a fault that used to exist.

 Unmasked - Displays all alarms and follows standard alarm protocol

 Masked - Hides the specified alarm and allows to unit function as if no alarm existed.

MODULATOR ALARM STATUS

MOD FPGA

{Pass/Fail, Unmasked/Masked}
Indicates a transmit FPGA configuration failure.

ENCODER
FPGA

{Pass/Fail, Unmasked/Masked}
Indicates a transmit encoder configuration failure.

IF LO
SYNTH

{Pass/Fail, Unmasked/Masked}
Indicates that the Tx L-Band Synthesizer is not locked. This alarm will flash on during
certain gateway parameter changes. A solid indication points toward a configuration
problem within the gateway.

OUTPUT
LEVEL

{Pass/Fail, Unmasked/Masked}
Indicates that the Output Level is out of specification.

BUC
VOLTAGE

{Pass/Fail, Unmasked/Masked}
Indicates that the BUC voltage is out of specification

BUC
CURRENT

{Pass/Fail, Unmasked/Masked}
Indicates that the BUC Current is out of specification.

CLEAR
LATCHED

Allows the user to reset the latched alarms by selecting

MESH
AUTH

Indicates the Gateway/Authorization ID number cannot be detected on the mesh network.
This alarm is active as soon as the modulator is enabled when there is a corresponding
non “0” demod associated with the modulator (see section 6.1.4.2). This alarm will clear
only when the unit has successfully joined a share group and is part of the network.