190-02488-01 Rev. B Pilot’s Guide 2-65
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ADS-B Status
FEATURE REQUIREMENTS
• GDL 88 or GTX 345 ADS-B transceiver (GPS 175 and GNC 355/355A only)
OR
• GNX 375
STATUS PAGE ACCESS KEY
Tap this key to view last uplink time and GPS source information.
GPS 175/GNC 355/355A: Key label reflects the configured ADS-B source.
GNX 375: Key label reads “ADS-B Status.”
UPLINK TIME
ADS-B Source: GDL 88 ADS-B Source: GTX 345
TEXT
COLOR
MINUTES SINCE
LAST UPLINK
Green < 5
Yellow
5 to 15
> 15
This field displays the number of minutes
since last uplink. Digital values may
change color depending on duration.
“> 15” displays when the time exceeds
15 minutes.
Dashes indicate when valid uplink data is
unavailable (e.g., the device is offline).