The TAS-A units do not have the same traditional COM port previously used in 9900BX and TAS6xx series units. For retrofit installations it is recommended to utilize the P1 connector and wiring from the original 9900BX/TAS6xx to the aircraft harness, as the pinout will be pin for pin. There will need to be additio…
TAS-A; Skytrax 6xx-A Additional Wiring for GPS Position Data and Comm Port PDF Attachment available in link to the right. -->
There are several answers to this depending on how it's installed Device Startup - When the TAS is powered on, it will automatically start up in "ground mode". This is why there are requirements to either A-Have a display capable of taking the unit out of ground mode, or B - Weight on wheels input (or equivilant) t…
•1st verify that the TAS is a 9900BX or TAS6xx •The 9900B units will not work. Ever. •GTX345 turns the TAS audio volume to 0, and will not let it be adjusted while the GTX345 is powered on. This is part of the issue. If the audio is not connected (per Garmin) or the audio volume is stuck at 0 (per Garmin) ther…
Displayed Messages: * Link Failure - Lack of connection between processor and display Battery Low - Indicates low battery in display or processor Stars in place of altitude information when the altitude data is invalid. (This can be momentary, but it indicates a problem even if the starts go away sometimes.…