Elo TouchSystems ET1529L - Manual (Page 12)

Six Port USB Hub
The Hub provides 4 internal USB ports to be used by the credit card reader, the finger-
print reader, the touchscreen, and the customer display. The hub also supplies two USB
ports to the outside of the back of the 1529L for external use. The hub is only used by the
USB version of the 1529L. The hub meets the following requirements:
Specification
Full compliance with USB specification 1.0, 1.1 and HID Class Definition Rev 1.0.
Hub shall be self powered
Hub shall provide 2 external and 4 internal downstream ports with individual port over
current detection, protection and recovery. Supports both Open Host Controller Inter-
face (OHCI) and Universal Host Controller Interface (UHCI).
Supports Suspend and Resume operation.
Bus fault detection and recovery.
External Power Supply
The 1529L shall be powered by a universal AC power source or 12 VDC from external
power source. The power supply shall provide the following capability:
AC power: Input voltage 85 to 265 vac
Input frequency 47 to 63hz
DC power: Input voltage 12 vdc
Input line and load regulation +/-2%
1-6 Elo Entuitive Touchmonitor User Guide