10Installing and Using the 4-Port PoweredUSB Hub Operation

Figure 2-11. Cables; +12V PoweredUSB to +12V Power Jack and RS-232 to RS-232

Figure 2-12. RS232 to USB Converter “Y” Cable +12V (PC Enumerates this device as an RS-232 COM port)

2.5 Operation

The SiP VoIP and PoE Speaker is a standard USB Hub that complies with the USB 2.0 specification, and adds PoweredUSB ports. When connected to a Host, it is enumerated as a Generic USB Hub. This Hub also meets the PoweredUSB .08g specification. For more information about this specification, go to www.poweredusb.org.

POS peripheral According to the USB 2.0 specification, devices attached to a USB interface should enumerate from

caveat the Hub’s USB Vbus, regardless of the PoweredUSB powered ports. Some POS devices do not comply with this specification, and will not enumerate unless the upper sections of the PoweredUSB ports are active.

CyberData Corporation

930232A

Operations Guide