| Pin |
Signal Description |
| 1 |
Power (+ 9V) |
| 2 |
Battery charge |
| 3 |
Handsfree sos |
| 4 |
Handsfree extern (10K resistor to +9 to enable handsfree
functions) |
| 5 |
TXE |
| 6 |
RXE |
| 7 |
Ignition (10K resistor to +9 to illuminate the display
continiously) |
| 8 |
Antenna extern (10K resistor to ground to enable external
microphone and antenna) |
| 9 |
Audio 1 |
| 10 |
Audio 2 (loudspeaker amplifier output) |
| 11 |
Microphone (use electrect microfoon and 46 db preamp.) |
| 12 |
Audio ground (do not connect to 13 and 14 ) |
| 13 |
Ground (supply) |
| 14 |
Ground (supply) |
References
Category:Cellular
Phones Connectors
