User's Manual

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The status LED indicates the terminal registration state or any error conditions:
RED YELLOW GREEN
ILLUMINATED
• No signal
• Not registered
• No simcard
DTR present on data
port
Unit registered and
can place a call.
FLASHING
Firmware upgrade
mode active
Data call in progress Call in progress
OR
USB Bridge Mode
ALTERNATING
Red/Yellow - Short circuit on SAT antenna input
Red/Green - Short circuit on GPS antenna input
Red/Yellow/Green - System error
Yellow/Green - Short on Ring Alert/audio system mute output*
* NOTE: The Red or Black wire of the “ring alert/audio system mute” wrongly connected
to positive supply voltage input could cause over-current condition. The output will be
automatically disabled when this condition is detected, and an error written to the log.
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Firmware upgrade mode
• In rmware upgrade mode STATUS LED will turn solid YELLOW. All
other LEDs will be o. Entering this mode will be accompanied by a
long beep followed by three short beeps.
Transceiver (USB Bridge) mode
• In this mode all LED’s will ash GREEN.
STATUS LED
1. Status LED
FEATURE BUTTONS
2. UP volume
/brightness button
3. DOWN volume
/brightness button
4. Mute button
5. Speakerphone button
3
5
2
4
1