Measurement Computing USB-DIO96H - Manual (Page 10)

10
Chapter 3
Functional Details
Internal components
These USB-DIO96H components are shown in Figure 3.
 USB connector
 External power connector
 Molex connector
 Power source jumper
 USB LED
 PWR LED
 Pull-up/pull-down DIP switches (Port 1 through Port 4)
 50-pin connectors (P1 through P4)
 Screw terminal banks (Port 1 through Port 4)
Figure 3. USB-DIO96H components
USB IN connector
Connect the USB IN connector to the USB port on your computer (or USB hub connected to your computer)
using the supplied USB cable. This connector is labeled USB IN on the enclosure and J1 on the board.
External power connector
The USB-DIO96H has an external power connector labeled POWER IN on the enclosure and P5 on the board.
Connect the POWER IN connector to the supplied +5 V external power supply (PS-5V3AEPS). When running
at full load, the USB-DIO96H draws 2.7 A from the supply.
Molex connector
The internal Molex connector is labeled P6 on the board. Remove the device enclosure to access this connector.
Internal power connector pinout
Pin 1 5V
Pin 2 GND
Pin 3 GND
Pin 4 NC (no connect)