101
OPERATION INSTRUCTION
TX mute activation
Save
TX MUTE ACTIVE
LOW
8. TX MUTE ACTIVE is a transmit inhibit output from the ACU to disable/mute the modem
transmit through a 5 V (HIGH) or 0 V (LOW) current whenever the antenna is blocked, searching,
or is mis-pointed more than 0.5º from peak satellite position. The TX MUTE ACTIVE item will
only be activated when the PROTOCOL is set as I/O CONSOLE.
SAVE ?
4
YES NO
Use EXT.LOCK
USE EXT.LOCK EXT. LOCK ACTIVE
YES LOW
7. USE EXT. LOCK selects whether or not to use an external lock signal from the satellite
modem. The USE EXT. LOCK item will only be activated when the PROTOCOL is set as I/O
CONSOLE.
The EXT. LOCK ACTIVE parameter indicates that the modem lock signal is being received
by the ACU. This is provided by a logical input via a 5V (HIGH) or 0V (LOW) current being sent
to the ACU when the modem is locked on the correct satellite carrier. EXT. LOCK ACTIVE is
only active when the PROTOCOL is set as I/O CONSOLE.
9. Press the LEFT arrow key to move the cursor to YES and press the OK key to save the
current settings. Or move cursor to NO and press the OK key to abort and return to the main
display.
GPS OUT SENTENCE*
• GPGLL
• GPGGA
• SIMPLE GPGGA
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