Tyco Electronics 1229L - Manual (Page 27)

2-22 Elo Touchmonitor User Guide
• Connect one end of the USB cable to the rear side of the computer and the
other to the LCD monitor. Secure the cable under the cable management clip.
• The USB cable is for optional touch, MSR, CD and Finger Print Reader.
Only one USB cable is needed because the device contains a self powered
USB 1.1 Hub. Two self powered ports are available for running other USB
devices. For touch only, no USB Hub is present.