Garmin G3X Installation Manual page 254

APPENDIX F EXTERNAL INTERFACE DRAWINGS (EXAMPLE ONLY)
NOTE: THIS INTERFACE EXAMPLE DRAWING IS NOT SUFFICIENT FOR INSTALLATION OF A GTX 327, GTX 330, SL30,
OR SL40 PRODUCT. CONTACT A LOCAL GARMIN AVIONICS DEALER FOR COMPLETE INSTALLATION INFORMATION.
GSU 73
SIGNAL GROUND
RS-232 OUT 3
SIGNAL GROUND
RS-232 OUT 3
AUTOPILOT
RS-232 OUT
SIGNAL GROUND
RS-232 IN
SL30
RS-232 OUT
SIGNAL GROUND
RS-232 IN
SL40
RS-232 IN
SIGNAL GROUND
ACK E-04 406 MHZ ELT
RS-232 IN
SIGNAL GROUND
GTX 330 (MODE S)
RS-232 OUT 1
SIGNAL GROUND
SEE NOTES 11 AND 12
GMA 240
MUSIC 2 IN RIGHT
MUSIC 2 IN LEFT
MUSIC 2 IN LO
ALERT 1 AUDIO IN HI
ALERT 1 AUDIO IN LO
CONFIGURATION GUIDANCE
1. GDU 37X TO SL40
A.ON THE GDU 37X COMM CONFIG MODE PAGE
B.NO SL40 CONFIGURATION REQUIRED
2. GDU 37X TO SL30
A.ON THE GDU 37X COMM CONFIG MODE PAGE
B.NO SL30 CONFIGURATION REQUIRED
3. GTX 330 TO GDU 37X
A.ON THE GDU 37X COMM CONFIG MODE PAGE
B.SET CONNECTED GTX 330 RS-232 OUTPUT CHANNEL FORMAT TO "REMOTE + TIS"
4. GSU 73 TO GTX 327/330
A.ON THE GTX 327/330 CONFIG MODE PAGE
B.NO GSU 73 CONFIGURATION REQUIRED
Figure F-1.4 Transponder, GDU 37X, and Audio Examples
Page F-4
Revision E
SEE NOTES 10 AND 11
P731
BLU
40
WHT
19
S
OR
BLU
40
WHT
19
S
SEE NOTES 6, 9 AND 11
WHT
XX
BLU
XX
ORN
XX
WHT
5
BLU
3
ORN
4
WHT
10
BLU
11
WHT
XX
BLU
XX
WHT
23
BLU
51
P2402
27
26
28
P2401
31
32
SET CONNECTED GDU 37X RS-232 CHANNEL FORMAT TO "SL40 COMM"
SET CONNECTED GDU 37X RS-232 CHANNEL FORMAT TO "SL30 NAV/COMM"
SET CONNECTED GDU 37X RS-232 CHANNEL FORMAT TO "TIS IN"
SET CONNECTED GTX 327/330 RS-232 INPUT FORMAT TO "REMOTE"
P3271
BLU
25 SIGNAL GROUND
WHT
19 RS-232 IN 1
P3301
BLU
51 SIGNAL GROUND
WHT
22 RS-232 IN 1
P3701
WHT
47 RS-232 IN 1
BLU
37 SIGNAL GROUND
ORN
48 RS-232 OUT 1
S
WHT
14 RS-232 IN 2
BLU
44 SIGNAL GROUND
ORN
30 RS-232 OUT 2
S
WHT
13 RS-232 OUT 3
BLU
34 SIGNAL GROUND
S
WHT
13 RS-232 OUT 3
BLU
34 SIGNAL GROUND
S
WHT
29 RS-232 IN 3
BLU
36 SIGNAL GROUND
S
19 STEREO AUDIO OUT RIGHT
3 STEREO AUDIO OUT LEFT
20 STEREO AUDIO OUT LO
N/C 2 STEREO AUDIO OUT LO
1 MONO AUDIO OUT HI
18 MONO AUDIO OUT LO
G3X Installation Manual – External Interface Drawings
GTX 327
GTX 330
GDU 37X
190-01115-01