243 BIIS OPERATION Stun functionWhen the specified ID, set as a killer ID, is received, the stunfunction is activated.When the killer ID is received, the transceiver switches to thepassword required condition. Entering of the password via thekeypad is necessary to operate the transceiver again in thiscase. BIIS indicationThe following indications are available for the BIIS operationon a BIIS channel.CONNECT : Individual/group call is successful.OK : Message (status or SDM) transmission is suc-cessful.FAILED : No answer back is received.WAIT : Appears during retry of the call (2nd call).CLR DOWN : End the communication.BUSY : Operating channel is in the busy condition. Priority A channel selectionWhen one of the following operations is performed, the trans-ceiver selects the Priority A channel automatically.Priority A is selected when;• Clear down signal is received/transmitted- Set the ‘Move to PrioA CH’ item as ‘Clear down.’• Turning the power ONThe Priority A channel is selected each time the transceiv-er power is turned ON.• Status callThe Priority A channel is selected when transmitting a sta-tus call.- Enable the ‘Send Status on PrioA CH’ item in the BIISconfiguration. Horn outputAutomatic honking function is available when the optionalOPC-617 ACC CABLE is connected. When a status messageis received, the transceiver controls the vehicles horn for thespecified time period to inform a status message is received.This function is convenient when the operator away from thetransceiver.Ask your dealer or system operator, or refer to the servicemanual for connection and setting details.