400 SERIES INSTALLATION MANUAL
Page 4-13
190-00140-02
Rev
Q
4.6.2 Serial Data Electrical Characteristics
4.6.2.1 RS-232
Pin Name
Connector
Pin
I/O
GPS RS 232 OUT 1
P4001
56
Out
GPS RS 232 IN 1
P4001
57
In
GPS RS 232 OUT 2
P4001
58
Out
GPS RS 232 IN 2
P4001
59
In
GPS RS 232 OUT 3
P4001
41
Out
GPS RS 232 IN 3
P4001
42
In
GPS RS 232 OUT 4
P4001
54
Out
GPS RS 232 IN 4
P4001
55
In
The RS-232 outputs conform to EIA Standard RS-232C with an output voltage swing of at least ± 5 V
when driving a standard RS-232 load.
4.6.2.2 ARINC 429
Pin Name
Connector
Pin
I/O
GPS ARINC 429 OUT A
P4001
46
Out
GPS ARINC 429 OUT B
P4001
47
Out
GPS ARINC 429 IN 1 A
P4001
48
In
GPS ARINC 429 IN 1 B
P4001
49
In
GPS ARINC 429 IN 2 A
P4001
50
In
GPS ARINC 429 IN 2 B
P4001
51
In
VOR/ILS ARINC 429 OUT A
P4006
24
Out
VOR/ILS ARINC 429 OUT B
P4006
23
Out
VOR/ILS ARINC 429 IN A
P4006
36
In
VOR/ILS ARINC 429 IN B
P4006
35
In
The GPS and VOR/ILS ARINC 429 outputs conform to ARINC 429 electrical specifications when loaded
with up to 5 standard ARINC 429 receivers.
4.6.3 Serial Data Configuration
Refer to section 5.2.1 for the main (GPS) ARINC 429 configuration. Refer to sections 5.2.15, 5.2.16, and
5.2.1.7 for the Stormscope configuration. Refer to section 5.2.18 for the Skywatch configuration. Refer to
sections 5.2.18 and 5.2.19 for the TCAD configuration. If the GDL 49 satellite data link transceiver has
been installed, refer to the GDL 49 Installation Manual (190-00231-00) for Configuration Mode
operations. If the GDL 69 satellite data link transceiver has been installed, refer to the GDL 69 Installation
Manual (190-00355-02) for Configuration Mode operations.
4.6.4 Serial Data Calibration and Checkout
Refer to section 5.3.2 for the serial data checkout. Refer to sections 5.2.15, 5.2.16, and 5.2.17 for the
Stormscope checkout. Refer to section 5.2.18 for the Skywatch checkout. Refer to sections 5.2.18 and
5.2.19 for the TCAD checkout.
4.6.5 Serial Data Interconnect
Refer to Figure F-19 on page F-39 for the RS-232 serial data interconnect. Refer to Figure F-20 on page
F-41 for the ARINC 429 Bendix/King EFS 40/50 interconnect. Refer to Figures F-21, F-22 and F-23
starting on page F-43 for the ARINC 429 Sandel EHSI interconnects. Refer to Figure 4-16 on page 4-51
for the ARINC 429 air data/IRU/AHRS interconnect. Refer to Figure F-25 on page F-51 for the ARINC
429 flight control interconnect. Refer to Figure F-26 on page F-53 for the Traffic Advisory System
Interconnect. Refer to Figure F-27 on page F-55 for the Weather and Terrain Interconnect. Refer to
Figure F-27 on page F-55 for RS-232 serial data interconnects with the Garmin GDL 49/69 Satellite Data
Link Transceiver.
Summary of Contents for GNC 420
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