Garmin G3X Installation Manual page 253

NOTE: THIS INTERFACE EXAMPLE DRAWING IS NOT SUFFICIENT FOR INSTALLATION OF A GNS 4XX(W)/5XX(W)
SERIES PRODUCT. CONTACT A LOCAL GARMIN AVIONICS DEALER FOR COMPLETE INSTALLATION INFORMATION.
GSU 73
ARINC 429 IN 2A (NAV)
ARINC 429 IN 2B (NAV)
ARINC 429 IN 1A (GPS)
ARINC 429 IN 1B (GPS)
ARINC 429 OUT 1A (AIR DATA)
ARINC 429 OUT 1B (AIR DATA)
ARINC 429 IN 3A (GPS)
ARINC 429 IN 3B (GPS)
ARINC 429 IN 4A (NAV)
ARINC 429 IN 4B (NAV)
CONFIGURATION GUIDANCE
1. GNS #1 AND #2
A. ON THE MAIN ARINC 429 CONFIG PAGE
SET IN 1 SPEED TO "LOW"
SET IN 1 DATA TO "EFIS/AIR DATA"
SET OUT SPEED TO "LOW"
SET OUT DATA TO "GAMA 429"
SET SDI TO "LNAV 1" FOR GNS #1 AND "LNAV 2" FOR GNS #2
SET VNAV TO "ENABLE LABELS" FOR GNS #1 AND GNS #2 (WAAS UNITS ONLY)
B. ON THE MAIN RS-232 CONFIG PAGE
SET CHNL 1 INPUT TO "OFF"
SET CHNL 1 OUTPUT TO "MAPMX" (WAAS UNITS ONLY) OR "AVIATION" (NON-WAAS UNITS)
C. ON THE MAIN CDI/OBS CONFIG PAGE
PRESS MENU AND SELECT THE "IGNORE SEL CRS FOR VLOC?" OPTION
NOTE: MENU WILL SAY "ALLOW SEL COURSE FOR VLOC?" WHEN SET CORRECTLY
D. ON THE VOR/LOC/GS ARINC 429 CONFIG PAGE
SET RX AND TX SPEED TO "LOW"
SET SDI TO "VOR/ILS 1" FOR GNS #1 AND "VOR/ILS 2" FOR GNS #2
2. G3X
A. ON THE GDU 37X COMM CONFIG MODE PAGE
SET THE CONNECTED GDU 37X (PFD) RS-232 CHANNEL TO "MAPMX" (IF CONNECTED TO A WAAS
UNIT) OR "AVIATION IN" (IF CONNECTED TO A NON-WAAS UNIT) FOR GNS #1
SET THE CONNECTED GDU 37X (PFD OR MFD) RS-232 CHANNEL TO "MAPMX" (IF CONNECTED TO A
WAAS UNIT) OR "AVIATION IN" (IF CONNECTED TO A NON-WAAS UNIT) FOR GNS #2
SET GSU ARINC 429 TX 1 FORMAT TO "EFIS/AIRDATA" AND "NAV 1 + 2"
SET GSU ARINC 429 RX 1 FORMAT TO "GARMIN GPS" AND "NAV 1" FOR GNS #1
SET GSU ARINC 429 RX 2 FORMAT TO "GARMIN VOR/ILS" AND "NAV 1" FOR GNS #1
SET GSU ARINC 429 RX 3 FORMAT TO "GARMIN GPS" AND "NAV 2" FOR GNS #2 (IF APPLICABLE)
SET GSU ARINC 429 RX 4 FORMAT TO "GARMIN VOR/ILS" AND "NAV 2" FOR GNS #2
IMPORTANT: GNS #1 AND #2 ARE DIFFERENTIATED IN THE G3X SYSTEM BY THE GDU 37X RS-232 PORT
ASSIGNMENTS. GNS #1 SHOULD ALWAYS BE CONNECTED TO A LOWER NUMBERED PORT ON THE PFD. GNS #2 CAN
BE CONNECTED TO A HIGHER NUMBERED PORT ON THE PFD OR TO ANY PORT ON THE MFD.
G3X Installation Manual – External Interface Drawings
190-01115-01
APPENDIX F EXTERNAL INTERFACE DRAWINGS (EXAMPLE ONLY)
P731
WHT
27
BLU
28
S
WHT
25
BLU
26
S
GDU 37X (PFD)
RS-232 IN 2
SIGNAL GROUND
WHT
20
BLU
21
S
WHT
30
BLU
31
S
GDU 37X (PFD OR MFD)
RS-232 IN 3
SIGNAL GROUND
WHT
32
BLU
33
S
Figure F-1.3 Dual GNS 430(W)/530(W) Example
SEE NOTE 11
P3701
WHT WHT
14
BLU BLU
44
S
WHT
BLU
SEE NOTE 13
P3701
WHT WHT
29
BLU BLU
44
S
GNS 430(W)/530(W) #1
P4006/5006
NAV/COM
WHT
24 ARINC 429 OUT A
BLU
23 ARINC 429 OUT B
P4001/5001
WHT
46 ARINC 429 OUT A
BLU
47 ARINC 429 OUT B
56 RS-232 OUT 1
WHT
41 RS-232 OUT 3
BLU
42 RS-232 IN 3
48 ARINC 429 IN 1A
49 ARINC 429 IN 1B
GNS 430(W)/530(W) #2
P4001/5001
NAV/COM
WHT
48 ARINC 429 IN 1A
BLU
49 ARINC 429 IN 1B
BLU
41 RS-232 OUT 3
WHT
42 RS-232 IN 3
WHT
ARINC 429 OUT A
46
BLU
ARINC 429 OUT B
47
56 RS-232 OUT 1
P4006/5006
WHT
24 ARINC 429 OUT A
BLU
23 ARINC 429 OUT B
Page F-3
Revision E