Garmin GMA 240, Руководство по установке

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190-00917-01 GMA 240 Installation Manual
Rev. D Page 4-1
4 SYSTEM INTERCONNECTS
4.1 Connector Description
The GMA 240 has two 44-pin connectors located at the rear of the unit designated J2401 and J2402 which
are oriented as shown in Figure 4-1.
Figure 4-1 Rear View of Backplate and Rack
4.2 Pin List
Figure 4-2 Rear Connectors J2401 & J2402, Viewed from Back of Unit
J2401 and J2402 pins are configured as shown in Figure 4-2. J2401 and J2402 pin assignments are given
in Table 4-1,
Table 4-2 , and Appendix B .
Following the pin assignment tables (Table 4-1 & Table 4-2 ), additional tables group pin connections by
function.
An asterisk (*) following a signal name denotes that the signal is active low logic. Active low inputs are
connected to ground to activate. Active low outputs sink current to ground when active.
4.2.1 P2401 Connector
Table 4-1 J2401 Pin Assignments
Pin Pin Name I/O
1 RESERVED --
2 RESERVED --
3 TEL AUDIO IN HI IN
4 TEL AUDIO LO --
5 TEL MIC AUDIO OUT HI OUT
6 RESERVED --
7 AUX2 AUDIO IN HI IN
J2401 J2402