This page documents the Nokia Pop Port, a 14-pin proprietary connector used on a range of Nokia handsets including the 3100, 3300, 5100, 6100, 6610, 6800, 7210, 7250, and 7250i models. The connector supports charging, audio accessories, and data synchronisation via third-party cables such as the DKU-2, CA-53, and CA-70. Only the pins relevant to the connected accessory or cable type are active at any one time.
Nokia Pop Port 14 pin connector (at the phone)
| Pin | Signal | Description |
|---|---|---|
| 1 | V In | Charger input |
| 2 | Gnd | Charger ground |
| 3 | ACI | Accessory Control Interface |
| 4 | V Out | |
| 5 | USB Vbus | used by USB data cable (pin 1 of DKU-2 or CA-53 0r CA-70) |
| 6 | FBus Rx / USB D+ | FBus Receive or used by USB data cable (pin 2 of DKU-2 or CA-53 0r CA-70) on some phone models |
| 7 | FBus Tx or USB D- | FBus Transimt or used by USB data cable (pin 3 of DKU-2 or CA-53 0r CA-70) on some phone models |
| 8 | Gnd | DATA Ground - used by USB data cable (pin 4 of DKU-2 or CA-53 0r CA-70) on some phone models |
| 9 | X Mic N (-) | Audio in - External Microphone input for negative signal |
| 10 | X Mic P (+) | Audio in - External Microphone input for positive signal |
| 11 | HS Ear N (-) | External left audio out - negative signal |
| 12 | HS Ear P (+) | External left audio out - positive signal |
| 13 | HS Ear R N (-) | External right audio out - negative signal |
| 14 | HS Ear R P (+) | External right audio out - positive signal |
References
- Nokia 6610/7210 Service Manual (NHL-4) — Pop-Port System Connector — Nokia Corporation.