Figure 6-3 Audio; Figure 6-4 Audio; Figure D-12 Gtx 3X5 - Audio Interconnect - Garmin GTX 3X5 Installation Manual

GTX 3X5
P3251
AUDIO OUT HI 46
AUDIO OUT LO 47
3
AUDIO INHIBIT 37
GTX 3X5
P3251
AUDIO OUT HI 46
AUDIO OUT LO 47
3
AUDIO INHIBIT 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. 4
SL 10/15
GMA 340 GMA 347
SERIES
BOTTOM J1
T 31
GND LUG 32
EXTERNAL AUDIO INHIBIT DISCRETE (GND) – CONNECT TO HIGH PRIORITY
DEVICES (TAWS, ETC.)
BENDIX/KING
KMA 24H
KMA 24
-70/-71
P241 P241
T 10
GND LUG 14
EXTERNAL AUDIO INHIBIT DISCRETE (GND) – CONNECT TO HIGH PRIORITY
DEVICES (TAWS, ETC.)

Figure D-12 GTX 3X5 - Audio Interconnect

GARMIN
GMA 35
GMA 350
P3471 P3501
19 31
39 32
PS ENGINEERING
KMA 26 KMA 28 PMA 8000
P261 J1 J1
(Bottom) (Bottom)
14 T 31
31 GND LUG 32
GTX 3X5 Transponder TSO Installation Manual
AUDIO
PANEL
(ANALOG)
2
AUDIO IN [HI]
AUDIO IN [LO]
AUDIO
PANEL
PMA 6000
(ANALOG)
PMA 7000
BOTTOM
2
T AUDIO IN [HI]
GND LUG AUDIO IN [LO]
Page D-19