Garmin G3X - Page 434

190-01115-01 G3X™/G3X Touch™ Avionics Installation Manual
Rev. AV Page 24-34
Figure 24-2.14 GSU 25 - GTX 345/345R/45R ADS-B Position Source Options
GSU 25
P252
GROUND 11
RS-232 TX 3
RS-232 RX 3
9
10
TRANSPONDER
GTX 335/345/XX5R
P3251
52
31
S
9
TRANSPONDER CONNECTED
TO ADAHRS 1 ONLY
S
RS-232 GND 1
RS-232 RX 1
RS-232 TX 1
GPS 20A
P201
SIGNAL GROUND 6
RS-232 TX 1
RS-232 RX 1
5
NC
51
30
S
8
S
RS-232 GND 2
RS-232 RX 2
RS-232 TX 2
GTN 6XX/7XX
P1001
SIGNAL GROUND 46
RS-232 TX 1
RS-232 RX 1
8
27
S S
(ONE REQUIRED IF INTERNAL GPS NOT USED)
OPTIONAL ADS-B POSITION SOURCE
ADS-B POSITION SOURCE CONFIGURATION GUIDANCE
1. GPS 20A POSITION SOURCE
A. NO CONFIGURATION REQUIRED FOR GPS 20A SERIAL PORT
2. GTN/GNS POSITION SOURCE
A. WHEN GTN IS CONNECTED TO A GTX 345R/45R USING ETHERNET, SELECT "GTN PRESENT" ON
GDU 37X/4XX TRANSPONDER CONFIGURATION PAGE
B. ON THE GTN/GNS RS-232 CONFIGURATION PAGE
SET SERIAL PORT OUTPUT CONNECTED TO GTX TO "ADS-B+" OR "ADS-B+ FORMAT 1"
3. GTX 335/345 PANEL MOUNT TRANSPONDER
A. ON THE GTX 335/345 RS-232 SETUP PAGE (HOLD ON/ENT BUTTONS TO ENTER CONFIG)
PRESS FUNC BUTTON TO REACH RS-232 SETUP PAGE
SELECT RS-232 CH CONNECTED TO POSITION SOURCE
SET INPUT FORMAT TO "ADS-B+"
4. GTX X35R/X45R REMOTE MOUNT TRANSPONDER
A. ON GDU 4XX TRANSPONDER CONFIGURATION PAGE
SELECT INSTALLED TRANSPONDER TYPE (E.G. GTX 345R)
CONFIGURE SERIAL PORT CONNECTED TO ADS-B POSITION SOURCE TO "ADS-B+"
CONFIGURE HSDB DEVICES (GTN/GTS ENABLE/DISABLE)
(ONE REQUIRED IF INTERNAL GPS NOT USED)
OPTIONAL ADS-B POSITION SOURCE
GNS 4XXW/5XXW
PX001
SIGNAL GROUND
RS-232 TX 1
RS-232 RX 1
56
57
S
(ONE REQUIRED IF INTERNAL GPS NOT USED)
OPTIONAL ADS-B POSITION SOURCE
OR
OR
51
30
8
RS-232 GND 2
RS-232 RX 2
RS-232 TX 2
51
30
8
RS-232 GND 2
RS-232 RX 2
RS-232 TX 2
P3252
6
2
7
ETHERNET OUT 1A
ETHERNET IN 1B
ETHERNET IN 1A
GTN 6XX/7XX
P1002
ETHERNET IN 3A 23
ETHERNET OUT 3B
ETHERNET OUT 3A
26
25
ADS-B+ POSITION DATA ->
1
ETHERNET OUT 1B
ETHERNET IN 3B 24
<-ADS-B TRAFFIC/WEATHER
GTX 345/345R/45R
ONLY
GNS 480
P5
RS-232 GND 6
RS-232 TX 6
RS-232 RX 6
22
2
S
(ONE REQUIRED IF INTERNAL GPS NOT USED)
OPTIONAL ADS-B POSITION SOURCE
OR
51
30
8
RS-232 GND 2
RS-232 RX 2
RS-232 TX 2
42
OR
NO CONFIGURATION ADS-B FMT 1
ADS-B+ FORMAT 1 ADS-B+
ADS-B+ ADS-B+
ADS-B+ ADS-B+
S
SHOWN USING 22 AWG TWISTED, SHIELDED PAIR CABLES (MIL-C-27500)
(22 AWG OR 24 AWG) MAY ALSO BE USED
AIRCRAFT GRADE CAT 5 ETHERNET CABLE
S
S S