USB Connector
| No. | Name | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| 1 | USB VCC | USB / iPod power | USB / iPod device is inserted | 4.9V ~ 5.1V |
| 2 | USB D (-) | USB D- | USB device is inserted | 3.2V ~ 3.45 |
| 3 | USB D (+) | USB D+ | USB device is inserted | 3.2V ~ 3.45 |
| 4 | USB ground | USB / iPod Ground | USB / iPod device is inserted | Below 1 ohm |