cellphone cable and connector wiring scheme
9 pin D-SUB female connector to the computer
18 pin Samsung right-to-left numbering cell phone special connector
Official cables are SGH-T500, SGH-N620, SGH-N600, SGH-T400, SGH-T100, SGH-N500, SGH-R210, SGH-R200 - PCB037LBE SGH-S100 - PCB109LBE SGH-A800 - PCB117LBE, SGH-A400 - PCBQ10GB