12 RC-100 Base Station# LED Color Function1 POWER Green This LED illuminates when the Base Station or receiver isconnected to a power source.2 CL/RS232 TX RedThis LED flashes when the Base Station transmits CurrentLoop (CL) or RS-232 data via wire: Current Loop output is used to control a connecteddisplay. RS-232 output is used to communicate with externaldevices.3 CL/RS232 RX Green This LED flashes when the Base Station receives CurrentLoop (CL) or RS-232 data from another device via wire.4 IN RANGE AmberOn a server Base Station, this LED flashes several times atstart-up to indicate that it is searching for other server BaseStations on the same channel within range. If one is found,this LED flashes continuously to indicate that only oneserver Base Station is allowed on a given channel. Once inoperation mode, this LED will either be on or off to indicatewhether or not one or more handheld devices are currentlyconnected to the Base Station.On a client Base Station, this LED is on whenever it isconnected to a server Base Station.This LED also shows sync status. Refer to the Section 3.3.5 CAN TX Green This LED flashes when Controller Area Network (CAN) datais transmitted to a connected device.6 CAN RX Red This LED flashes when Controller Area Network (CAN) datais received from a connected device.LED Error DiagnosticsThe CL/RS232 TX, CL/RS232 RX, IN RANGE, and CAN TX LEDs are also used to displayerrors that can occur in wireless Base Station operation. Refer to Section 9 for moreinformation about these errors.