Nokia 31xx/81xx

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Nokia 31xx/81xx connector

Pin Signal Description
1 GND Charger/System Ground
2 V_OUT Accessory Output Supply. (3.4V…10V - 50mA)
3 XMIC External Microphone Input and Accessory Identification
             \*1,7...2,05 V Headset Adapter Connected
             \*1,15...1,4 V Compact Handsfree Unit Connected \*2.22...2.56 V Infra Red Link Conneceted  |

| 4 | EXT_RF | External RF Control Input *0…0.5V External RF in use *2.4…3.2V Internal Antenna in use | | 5 | TX | FBUS Transmit | | 6 | MBUS | Serial Control Bus *Logic Low Level: 0….0.5V *Logic High Level:2.4V….3.2V | | 7 | BENA | Not Connected | | 8 | SGND | Signal Ground | | 9 | XEAR | External Speaker and Mute Control Mute ON (HF SPEAKER MUTE ):0…0,5 V d.c. Mute OFF (HF SPEAKER ACTIVE ): 1,0…1,7 V d.c. | | 10 | Hook | Hook Signal *Hook Off (Handset in Use): 0….0.5V *Hook On (Handset in Use): 2.4V….3.2V | | 11 | RX | FBUS Receive | | 12 | V_IN | Charging Supply Voltage (Max 16V) |

References

  • [ExiTuS], NokiaPort.de

Category:Cellular Phones Connectors

 

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