8
Chapter 3
Functional Details
Components
The USB-DIO96H/50 components are shown in Figure 2.
1 USB IN connector
5 Ports 1 through 4 (two 50-pin connectors)
2 External power connector (
POWER IN)
6
USB
LED
3 Molex connector (P6)
7
PWR
LED
4 Power source jumper (JP2)
8 Pull-up/down DIP switches
Figure 2. USB-DIO96H/50 components
USB connector
Connect the supplied USB cable between the device and the USB port on the computer (or USB hub connected
to the computer). This connector is labeled
USB IN
on the enclosure and
J1
on the board.
External power connector
The external power connector is labeled
POWER IN
on the enclosure and
P5
on the board. Connect the
POWER
IN
connector to the su5 V external power supply (PS-5V3AEPS). When running at full load, the device
draws 2.6 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
NC (no connect)
Pin 2
GND
Pin 3
GND
Pin 4
5V