001-0003-832 Rev3Page 11 of 59Back panel connectionsFig. 2.2 882-GPRS/EDGE and 882-HSPA Back PanelPanelIndicator Connection DescriptionETHERNET RJ-45 Ethernet Interface for Ethernet connection to devicesUSB HOST USB Interface for external devices (i.e., memorydrives or GPS devices). ODP use only.RESETOne second hold for unit reset. If held forat least 4 sec, will reconfigure unit tofactory default settings.PWR LED Power indicatorPWR JackMolex 43025-0400Power – bottom pinsI/O – top pinsInterface for power plug (9-28VDC)Interface for Input and Output control linesODP use only.SIM CARD SIM Card socket Interface for carrier provided SIM card toactivate connection with network providerRS-232 Serial Port Integration ParametersTable 2.1 provides the serial cable design information to integrate the 882 GSM Series modeminto your system.Table 2.1 Standard RS-232 DE-9 Pin outPin Name Direction Description1 CD «— Carrier Detect2 RX «— Receive Data3 TX —» Transmit Data4 DTR —» Data Terminal Ready5 GND System Ground6 DSR «— Data Set Ready7 RTS —» Request to Send8 CTS «— Clear to Send9 RI «— Ring IndicatorNote: Direction is DTE relative DCE.Table 2.2 Default RS-232 Communication ParametersBits Per Second 115,200Data Bits 8Parity NoneStop Bits 1Flow Control None