5 pin mini-USB plug connector
at GPS unit.
Wiring diagram pinout to place Garmin Nuvi GPS in recharge mode.
| Pin | Name | Description |
|---|---|---|
| 1 | +5V | 5 volts DC |
| 2 | data | not connected / float |
| 3 | data | not connected / float |
| X | GND | connected to pin 4 (GND) with 17.3K ohm resistor |
| 4 | GND | ground |
Notes
- Standard 5 pin mini-USB connector has pin X connected to ground through a 200K ohm resistor. To place Nuvi into charging mode, the 200K ohm resistor must be changed to 17.3KOhm. (also successful with 22KOhm resistor).