Samsung SCH-R470 Twostep pinouts
The connector/pinout information may be applied to the Samsung model SCH-R470 Twostep
Samsung mobile phone micro usb pinout uses standard micro-usb cable
Universal Apple-compatible CTIA Headset/Earphone 3.5mm Jack (LRGM) pinout for Samsung, HTC Hero, Blackberry and other cell phones with 3.5mm, 4 connection (4 "pin"), headset jack.