Brantel Well Known Member Nov 19, 2008 #1 Does anyone know where to find a PDF of the install manual for the Garmin 155XL TSO? I have the one for the 155 TSO but have not been able to find the one for the XL. Specifically I am trying to find out about some pinouts for the annunciator.
Does anyone know where to find a PDF of the install manual for the Garmin 155XL TSO? I have the one for the 155 TSO but have not been able to find the one for the XL. Specifically I am trying to find out about some pinouts for the annunciator.