| Pin | Pin Name |
Description |
| 1 | ADP_IN | 5_VDC_2A – Adapter In - Part# 395250 Output connector needs to modified to mate with new I/O |
| 2 | ADP_IN | |
| 3 | ADP_IN | |
| 4 | ADP_IN | |
| 5 | VBUS | FS 2.0 USB Full Speed Host |
| 6 | D+_HHS | |
| 7 | D-_HHS | |
| 8 | GND | System Ground |
| 9 | D+_OTG | 2.0 USB High Speed On-The-Go |
| 10 | D-_OTG | |
| 11 | VBUS_OTG | |
| 12 | ID_OTG | |
| 13 | GND | System Ground |
| 14 | ID_READ | Accessory Identification – Connect GPI to ID_READ and GPO to ID_POWER. |
| 15 | ID_POWER | |
| 16 | A_GND | Audio Headset Connection |
| 17 | A_Left_Out | Headset Audio Left_Out |
| 18 | A_Right_Out | Headset Audio Right_Out |
| 19 | Mic_In | Headset Mic_In |
| 20 | GND | System Ground |
| 21 | Reserved_1 | Reserved for future use – No Connect |
| 22 | Reserved_2 | Reserved for future use – No Connect |
| 23 | Reserved_3 | Reserved for future use – No Connect |
| 24 | GND | System Ground |
Pins 5-8 have been confirmed and tested for iPaq 210, all other pins have not been tested.