190-01499-02
GTX 3X5 Transponder TSO Installation Manual
Rev. 9
Page D-14
Interconnect Drawings
NOTES
Figure D-8 GTX 345 - Single/Dual GTN 6XX/7XX Interconnect
Sheet 2 of 2
NOTES
Figure D-9 GTX 335/345 - GDL 88 Interconnect
WHEN GTN 6XX/7XX IS THE ONLY INSTALLED GPS NAVIGATOR, OR GPS NAVIGATOR #1 IN A DUAL GPS
NAVIGATOR INSTALLATION, CONFIGURE GTN 6XX/7XX AS GTN #1 BY LEAVING SYSTEM ID (P1002-10) NOT
CONNECTED. WHEN THE GTN 6XX/7XX IS GPS NAVIGATOR #2 IN A DUAL GPS INSTALLATION, CONFIGURE
GTN #2 BY GROUNDING SYSTEM ID (P1002-10) TO THE SHIELD BLOCK.
TAWS AUDIO INHIBIT FOR GTN 6XX/7XX TAWS UNITS ONLY.
ADS-B + FORMAT 2 SHOULD BE USED FOR BOTH INTERFACES.
1
2
GTX 335/345
GDL 88
P3251
TIME MARK A
RS232 #2 GND
4
22
RS232 #2 RX
45
26
50
7
RS232 #3 GND
RS232 #3 TX
P881
TIME MARK 1 PPS A OUT
S
S
GTX 335/345 PROVIDING GPS POSITION TO GDL 88
GDL 88 PROVIDING GPS POSITION TO GTX 335/345
GTX 335/345
GDL 88
P3251
RS232 #2 TX
RS232 #2 GND
45
7
50
29
RS232 #3 RX
RS232 #3 GND
P881
S
S
TIME MARK B
26
3
TIME MARK 1 PPS A OUT
S
S
1