Garmin GDL 90, Руководство по установке

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Installation Procedures
2-14 560-1049-02 Rev. B GDL 90 Installation Manual
2.7.1.2 I/O Connector (P2)
The interface to external equipment is made through a standard male 37-pin D-sub connector near on the
rear of the unit. The pin-out for the connector is defined in the following table.
Table 2-5. I/O Connector Pin-Out (P2)
Pin # I/O Name Description
1 O Audio Out Hi Low-Level Audio Out (to audio panel)
2 I 429 Traffic Test In 429 Traffic Test Input Discrete
3 I 429 Traffic Stby/Op In 429 Traffic Standby/Operate Input Discrete
4 I TCAS RA Active In TCAS Resolution Advisory Active Discrete In (active low)
5 I Audio Inhibit Input Inhibit Audio Alerts (active low)
6 -- RESERVED RESERVED
7 -- Serial Ground 7 RS232 signal ground
8 I Time Mark In + ARINC 743A Time Mark In +
9 O Time Mark Out + GPS 1 Pulse Per Second (RS422 Level)
10 I RS422 RxD3 + RS422 channel 3 serial data input +
11 O RS422 TxD3 + RS422 channel 3 serial data
12 I 429 IN 4A ARINC 429 In Channel 4A
13 I 429 IN 3A ARINC 429 Input Channel 3A
14 I 429 IN 2A ARINC 429 Input Channel 2A
15 I 429 IN 1A / RS232 RxD7 ARINC 429 In Channel 1A / RS232 Channel 7 serial data in
16 O 429 OUT 4A ARINC 429 Output Channel 4A
17 O 429 OUT 3A ARINC 429 Output Channel 3A
18 O 429 OUT 2A ARINC 429 Output Channel 2A
19 O 429 OUT 1A ARINC 429 Output Channel 1A
20 O Audio Out Lo Audio signal ground
21 O Suppression Output Suppression Output (active high)
22 I TCAS Operational In TCAS Operational Discrete Input (active low)
23 I Air/Ground In Air / Ground Discrete Input (level-configurable)
24 -- Serial Ground 6 RS232 signal ground
25 O UAT Fail Out UAT Fail Output (active low)
26 I Time Mark In - ARINC 743A Time Mark In -
27 O Time Mark Out - GPS 1 Pulse Per Second Output - (RS422 Level)
28 I RS422 RxD3 - RS422 channel 3 serial data input -
29 O RS422 TxD3 - RS422 channel 3 serial data output -
30 I 429 IN 4B ARINC 429 Input Channel 4B
31 I 429 IN 3B ARINC 429 Input Channel 3B
32 I 429 IN 2B ARINC 429 Input Channel 2B
33 I 429 IN 1B / RS232 RxD6 ARINC 429 In Channel 1B / RS232 Channel 6 serial data in
34 O 429 OUT 4B ARINC 429 Output Channel 4B
35 O 429 OUT 3B ARINC 429 Output Channel 3B
36 O 429 OUT 2B ARINC 429 Output Channel 2B
37 O 429 OUT 1B ARINC 429 Output Channel 1B
1
20
19
37
VIEW LOOKING AT REAR OF UNIT
Figure 2-10. 37-pin Connector – P2