Garmin GTN 635 Installation Manual page 172

1. ALL WIRES 24 AWG OR LARGER UNLESS OTHERWISE SPECIFIED.
2. GROUND DESIGNATIONS:
3. AT THE GTN 6XX, CONNECT SHIELD GROUNDS TO THE CONNECTOR BACKSHELL -- THE SHIELD LEADS MUST BE LESS
THAN 3.0". CONNECT OTHER SHIELD GROUNDS TO AIRCRAFT CHASSIS WITH AS SHORT A CONDUCTOR AS PRACTICAL.
4. IF THIS RS-232 PORT IS ALREADY USED FOR ANOTHER PURPOSE, ANY RS-232 PORT MAY BE CONNECTED IN LIEU OF
PORT 1.
5. WHEN TIS IS USED IN THE AIRCRAFT DO NOT CONNECT ANOTHER TRAFFIC SYSTEM TO THE SAME GTN 6XX UNIT.
6. REFER TO SECTION 6 FOR RS-232 CONFIGURATION SETTINGS.
Page D-18
Rev. C
SHIELD BLOCK GROUND
s
Figure D-9. GTN 6XX – Transponder Interconnect
Sheet 4 of 4
AIRFRAME GROUND
GTN 625/635/650 TSO Installation Manual
190-01004-02