ST3400 TAWS Service Bulletins and Service Information Letters

To download the latest software for the ST3400 unit please use the following form: 
Software Update Download

SIL 3400-44: Database Release - 4/26/2017

SIL 3400-43: Database Release - 3/13/2017

SIL 3400-42: Database Release - 11/14/2016

SIL 3400-41: Database Release - 8/23/2016

SIL 3400-40: Software Version B3.15 - 7/29/2016

SIL 3400-39: Software Version A3.15 - 7/29/2016

SIL 3400-38: Database release - 4/21/2016

SB 3400-37: Database release - 2/3/2016

SIL 3400-36: Database release - 10/22/2015

SIL 3400-35: Database release - 5/21/2015

SIL 3400-34: Database release - 1/30/2015

SIL 3400-33: Database release - 10/17/2014

SIL 3400-32: Database release - 5/22/2014

SB 3400-31: Software Version A3.14 and B3.14 - 4/24/2014

SIL 3400-30: Database release - 1/10/2014

SIL 3400-29: Database release - 8/22/2013

SIL 3400-28: Database release - 5/24/2013

SIL 3400-27: Database release - 10/4/2012

SIL 3400-26: Database release - 5/15/2012

SIL 3400-25: Database release - 1/6/2012

SIL 3400-24: Database release - 12/22/2011

SIL 3400-23: Database release - 10/31/2011 

SIL 3400-22: Database release - 7/19/2011

SIL 3400-21: Database release - 6/2/2011

SIL 3400-20: Database release - 2/11/2011

SIL 3400-19: Database release - 4/21/2010

SIL 3400-18: Database release - 10/15/2009

SB 3400-17: Display discoloration - 8/20/2009

SIL 3400-16: Database release - 10/17/2008

SIL 3400-15: Typographical error on TSO nameplate - 8/20/2008

SB 3400-14: End of life - ST3400 replacement backlight - 8/20/2008

SIL 3400-13: Database release - 8/20/2008

SB 3400-12: Software version A3.13 - 4/15/2008

SIL 3400-11: Database release - 3/31/2008

SIL 3400-10: Database release - 9/27/2007

SB 3400-09: Software version A3.10 - 6/18/2007

SIL 3400-08: Database release - 6/1/2006

SIL 3400-07: Software version A3.09 - 3/10/2006

SIL 3400-06: Database release - 02/15/2006

SIL 3400-05: Malfunctioning ARINC 565 altimeters - 2/15/2006

SIL 3400-04: Database release - 10/31/2005

SIL 3400-03: Operations with FreeFlight 1201 GPS receiver - 6/29/2005

SB 3400-01: VOR Bearing Pointer with Composite Input - 9/15/2004

SIL 3400-02: Baro rate configuration - 9/1/2004

SIL 3400-01: Terrain CRC error - 8/20/2004