Motorola ET1 - Headset Connector; Expansion Module Connector Pin-Outs

A - 8 ET1 Enterprise Tablet Integrator Guide
Headset Connector
Figure A-4 Headset Connector
Expansion Module Connector Pin-outs
Figure A-5 Expansion Module Connector
Table A-6 Headset Connector Pin-outs
Pin Signal Name Description
1 Mic + Microphone positive
2 Speaker + Speaker positive (32 ohm, 0.05 W, mono)
3 Speaker - Speaker negative
Pin 1
Pin 3
Pin 2
Table A-7 Expansion Module Connector Pin-outs
Pin Signal Name Description
1 Ground System ground.
2 USB_D- USB data negative. High speed USB (480 Mbps) in host mode only. Also
supports Full speed USB (12 Mbps) in host mode only.
NOTE: Client Mode is not supported via this USB interface.
3 USB_D+ USB Data Positive. High speed USB (480 Mbps) in host mode only. Also
supports Full speed USB (12 Mbps) in host mode only.
NOTE: Client Mode is not supported via this USB interface.
Pin 1