Figure D-12 Gtx 3X5 - Audio Interconnect - Garmin GTX 3X5 Series Installation Manual

GTX 3X5
P3251
AUDIO OUT HI 46
AUDIO OUT LO 47
AUDIO MUTE 37
GTX 3X5
P3251
AUDIO OUT HI 46
AUDIO OUT LO 47
AUDIO MUTE 37
NOTES
SEE THE GENERAL NOTES IDENTIFIED AT THE BEGINNING OF THIS APPENDIX FOR ADDITIONAL DETAILS
1
AND REQUIREMENTS.
IT IS ACCEPTABLE TO USE OTHER AVAILABLE UNSWITCHED, UNMUTED INPUTS. IF AUDIO PANEL DOES
NOT HAVE AN AVAILABLE UNSWITCHED, UNMUTED INPUT, AUDIO FROM THE GTX 3X5 MUST BE MIXED
2
WITH AN EXISTING AUDIO SOURCE USING RESISTORS TO ISOLATE THE AUDIO OUTPUT FROM EACH LRU.
A TYPICAL VALUE FOR MIXING RESISTORS IS 390Ω ¼ W.
THE AUDIO LEVELS OF EXISTING AUDIO SOURCES WILL HAVE TO BE RE-EVALUATED AFTER MIXING
3
RESISTORS ARE INSTALLED. SHIELDS FOR AUDIO CABLES SHOULD BE GROUNDED AT ONE END (WITH
LEADS LESS THAN 3.0 INCHES) AND LEFT FLOATING AT THE OTHER END.
190-01499-02
Rev. 9
SL 10/15
SERIES
BOTTOM
T
GND LUG
3
EXTERNAL AUDIO INHIBIT DISCRETE (GND) – CONNECT TO HIGH PRIORITY
DEVICES (TAWS, ETC.)
KMA 24
P241
T
GND LUG
3
EXTERNAL AUDIO INHIBIT DISCRETE (GND) – CONNECT TO HIGH PRIORITY
DEVICES (TAWS, ETC.)

Figure D-12 GTX 3X5 - Audio Interconnect

GARMIN
GMA 35
GMA 340 GMA 347
GMA 350
J1 P3471 P3501
31 19
32 39
BENDIX/KING
KMA 24H
KMA 26 KMA 28
-70/-71
P241 P261 J1
(Bottom)
10 14 T
14 31 GND LUG
GTX 3X5 Transponder TSO Installation Manual
Interconnect Drawings
AUDIO
PANEL
(ANALOG)
2
31 AUDIO IN [HI]
32 AUDIO IN [LO]
PS ENGINEERING
PMA 6000
PMA 8000
PMA 7000
J1 BOTTOM
(Bottom)
31 T
32 GND LUG
AUDIO
PANEL
(ANALOG)
2
AUDIO IN [HI]
AUDIO IN [LO]
Page D-20