| Pinout for:Nokia Data Cable |
Description : This external connector for Nokia 2112, 2115(i), 2116i, 2125i, 2126i, 2128i, 2270, 2272, 2280, 2285, 3100, 3105, 3108, 3120, 3125, 3200, 3205, 3220, 3300, 3570, 3580, 3585(i), 3586(i), 3587(i), 3588i, 3589i, 3220, 5100, 5140, 6011i, 6012, 6015(i), 6016i, 6019i, 6020, 6100, 6101, 6102, 6108, 6200, 6220, 6225, 6560, 6585(i), 6610, 6610i, 6800, 6810, 6820, 6822, 6200, 7200, 7210, 7250, 7250i, 7260, 7360, 7610, 9300, E50, E60, E61, E61i, E65, E70, N70, N71, N72, N73, N80, N90, N92, N93, N93i
at the cellular phone
Pinout :
| Pin | Name | Description |
| 1 | Vin | Charger input |
| 2 | GND | Charger ground |
| 3 | ACI | Accessory Control Interface (short with pin 2 for handsfree recognition) |
| 4 | V Out | Connected to pin 3 in DKU-2 usb data cable |
| 5 | USB Vbus | Also act as USB power detection? Should be connected to USB pin 1 in usb data cable. |
| 6 | FBus Rx/USB D+ | USB exists only in some models*. Should be connected to USB pin 3 in usb data cable. |
| 7 | FBus Tx/USB D- | USB exists only in some models*. Should be connected to USB pin 2 in usb data cable. |
| 8 | GND | Data GND |
| 9 | X Mic- | Audio in - Ext. Mic input negativ |
| 10 | X Mic+ | Audio in - Ext. Mic input positiv |
| 11 | HS Ear L- | Audio out - Ext. Audio out - left, negativ |
| 12 | HS Ear L+ | Audio out - Ext. Audio out - left, positiv |
| 13 | HS Ear R- | Audio out - Ext. audio out - right, negativ |
| 14 | HS Ear R+ | Audio out - Ext. audio out - right, positiv. Pins 10-14 may be used for antenna connection. |
| 15 | GND | shield GND in cavities |
Note : The port contains signals for handsfree microphone, stereo speakers, FBus Rx/Tx or USB signals for the phones supporting them, power output for feeding the accessories that don\"t have their own batteries, and the Accessory Control Interface (ACI), a bidirectional serial control bus for connection of phone accessories, with a proprietary protocol.