Figure 4-4 Audio Jack Wiring; Table 4-16 Com Swap - Garmin GMA 240 Installation Manual

4.5.10 COM Swap
Pin Connector
20 P2402
21 P2402
GMA 240 Installation Manual
Page 4-10

Figure 4-4 Audio Jack Wiring

Table 4-16 COM Swap

Pin Name
COM SWAP* IN
COM SWAP RETURN
Description
Ground Through a Momentary PB
Switch to Swap Active COM (COM 1
or COM 2)
Return Path for PB Switch
I/O
IN
--
190-00917-01
Rev. D