A Vision MINI Smart Camera Connectors Connector Pinouts Figure A-2 shows the pinout of the 15-pin D-sub Socket. FIGURE A–2. 15-pin D-sub Socket TABLE A–2. USB and I/O Cable Pin Assignments (USB Type B Socket) Figure A-3 shows the pinout of the USB Type B Socket. FIGURE A–3. USB Type B Socket Vision MINI Smart Camera Guide A-3 Pin Function 1 Vbus (5V) 2 D– 3 D+ 4 Ground