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24 GDL 30/30A Owner’s Manual
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Blink Codes
The GDL 30/30A turns on and off when the chartplotter to which it is connected
is turned on or off. The two-color (Green/Red) Status LED on the GDL 30/30A
indicates the current operational status of the module. Codes are:
Green blinking, on for 1 second, off for 1/2 second (slow blink)
Status: GDL 30/30A is on and is receiving an XM signal.
Red blinking, on for 1/10 second, off for 1/10 second (very fast blink)
Status: System alarm. The display device gives a message indicating the type
of failure.
Solid Red (no blink)
Status: Software failure - Call Garmin Product Support.
NETWORK
STATUS
ANTENNA
AUDIO
Status Indicator LED
Weather-Related Broadcast Rates
Feature
Broadcast Rate
(minutes)
NEXRAD 5
Cloud Tops 15
Storm Cells 1.25
Lightning
5
Wind
12
Pressure 12
Hurricanes
12
Visibility
12
Fronts 12
Sea Surface Temperature 12
Wave Height
12
Wave Period
12
Wave Direction
12
Current Conditions
12
Forecasts 12
Sea Surface Conditions
12