Aircraft Power And Lighting - Garmin GMA 240 Installation Manual

4.2.3 P2403 Connector (front panel 2.5 mm mini-jack)
Pin Pin Name
TIP
MUSIC 1 LEFT IN/TEL MIC OUT HI
RING
MUSIC 1 RIGHT IN/TEL AUDIO IN HI
SLEEVE
MUSIC 1 LO IN/TEL AUDIO LO
4.3

Aircraft Power and Lighting

4.3.1 Aircraft Power
The GMA 240 has four inputs for aircraft power bus inputs of 14/28Vdc.
Pin Connector
8 P2402
9 P2402
10 P2402
11 P2402
4.3.2 Lighting Bus
The GMA 240 can be configured to track a 14 or 28 Vdc lighting bus using these inputs. Refer to Figure
B-1 for lighting interconnections.
Pin Connector
5 P2402
6 P2402
7 P2402
Page 4-4
Rev. A
Figure 4-2. 2.5 mm plug used with P2403
Pin Name
AIRCRAFT POWER
AIRCRAFT POWER
POWER GROUND
POWER GROUND
Pin Name
LIGHTING BUS 14V LO/28V LO
LIGHTING BUS 14V HI/28V LO
LIGHTING BUS 14V HI/28V HI
I/O
IN/OUT
IN
--
I/O
IN
IN
--
--
I/O
--
IN
IN
GMA 240 Installation Manual
190-00917-01