Garmin GMA 342 Installation Manual page 8

NOTE
Unless otherwise noted, information listed for the GMA 345 also applies to the GMA 345
3-COM version unit.
1.2.1 Features Summary
Feature
Bluetooth Transceiver
USB Charge Port
3.5 mm 4-Conductor Jack
Input
Tranceiver Channels
Receiver Inputs
Microphone Inputs
Microphone Keys
Music Inputs (rear
connector)
Alert Inputs (unswitched)
Speaker Output
Headset Outputs
Discrete Inputs
Discrete Outputs
Failsafe Channel
Lighting Bus
SD Card Socket
8 Position DIP Switch
*Note that two buttons (AUX1 and AUX 2) are used to select/deselect the 3 AUX inputs. Pressing the
AUX 1 button selects/deselects the AUX 1 and AUX 3 receivers. Pressing the AUX2 button selects/
deselects the AUX 2 receiver.
**Note that one button (AUX) is used to select/deselect all 3 AUX inputs. When AUX is selected, audio
from all three AUX inputs is merged and heard together.
190-01878-02
Rev. 5
Table 1-1 GMA 342/345 Features Summary
GMA 342
None
None
1 - not shared with
Music 1 or Music 2
3 - COM 1, COM 2, TEL
5 - NAV 1, NAV 2, AUX 1, AUX 2, AUX 3*
3 - Pilot, Copilot, Passenger (passenger output can drive 4 headsets)
1 - Only Heard During Power Off Mode
GMA 345
1 - Not shared with Music 1 or Music 2
6 - Pilot, Copilot, 4 Passenger
2 - Pilot, Copilot
2
4
1
5
3
1
1
1
GMA 342/345 Installation Manual
GMA 345 3-COM
1
None
4 - COM 1, COM 2,
COM 3, TEL
5 - NAV 1, NAV 2,
AUX 1, AUX 2,
AUX 3 **
Page 1-2