8 pin RJ45 (8P8C) female connector
This page documents the 8-pin RJ45 (8P8C) microphone connector used on Motorola Radius two-way radios, including the SM50, GM300, and P1225 models. The wiring layout is specific to these Motorola Radius radios. Only the pins listed in the table below are covered.
| Pin | Signal | Description |
|---|---|---|
| 8 | nc | |
| 7 | nc | |
| 6 | HOOK | On Off Hook |
| 5 | GND | GROUND PIN |
| 4 | MIC AUDIO | MICROPHONE CONNECTION |
| 3 | PTT | PUSH TO TALK |
| 2 | ||
| 1 |
Notes
Pin numbers refer to the connector on the radio; pins not listed are unused.
References
- motorola manual services