190-01639-00
GSU 75 ADAHRS Installation Manual
Rev. 6
Page A
© 2017
Garmin Ltd. or its subsidiaries
All Rights Reserved
Except as expressly provided herein, no part of this manual may be reproduced, copied,
transmitted, disseminated, downloaded or stored in any storage medium, for any purpose without
the express prior written consent of Garmin. Garmin hereby grants permission to download a
single copy of this manual and of any revision to this manual onto a hard drive or other electronic
storage medium to be viewed and to print one copy of this manual or of any revision hereto,
provided that such electronic or printed copy of this manual or revision must contain the complete
text of this copyright notice and provided further that any unauthorized commercial distribution of
this manual or any revision hereto is strictly prohibited.
Garmin International, Inc.
1200 E. 151st Street
Olathe, KS 66062 USA
Telephone: 913.397.8200
Aviation Panel-Mount Technical Support Line (Toll Free) 1.888.606.5482
www.garmin.com
Garmin (Europe) Ltd.
Liberty House, Hounsdown Business Park
Southampton, SO40 9LR U.K.
+44/ (0) 370 850 1243
Garmin AT, Inc.
2345 Turner Rd., SE
Salem, OR 97302 USA
Telephone: 503.581.8101
RECORD OF REVISIONS
AVIATION LIMITED WARRANTY
GSU 75 warranty information is available at
Revision
Revision Date
Description
2
02/10/16
Updated TSO info and corrected pin names in Section 4
3
3/31/16
Corrected No-Mag mode category
4
8/31/16
Added #18 and #20 AWG contacts, modified ADC software part number
range
5
04/21/17
Corrected pin names for GMU 44 RS-485 outputs
6
05/01/17
Added Hardware Mod Level 1 info for GSU 75 (011-03094-00)
340095
The document reference is online, please check the correspondence between the online documentation and the printed version.