13Chapter 1 Getting StartedCommunication Cradle LED IconsThs LED lght (Red) shows the power status of the cradle tself. An Illumnated lght ndcatesthe cradle s chargng. To dentfy f the termnal s fully charged, t may be necessary to checkthe termnal LCD.Ths LED lght (Green) shows transmsson status of the cradle tself. An llumnated lghtndcates that data s n transmsson.HT580 Communication with the HostInterface PortThe HT580 communcates va the RS232 communcaton port located on the bottom of theunt. You can connect the HT580 drectly va the communcaton cable to your PC’s RS232port for data transfer, or connect va the cradle.Pin AssignmentPin Name Pin Name1 US-POWER 7 DSR2 GND 8 GND3 DC-IN 9 DTR4 USB DP 10 TXD5 CTS 11 RXD6 RTS 12 USB DPUSB client 1.1 connection through cableRS232/Modem Cradle Communication