637DSC OPERATION12345678910111213141516DSC Settings■D Position Input (See page 22)D Add Individual ID/Group ID (See pages 19, 20)D Delete Individual ID/Group ID (See page 21)Automatic AcknowledgementDThese items set the Automatic Acknowledgement function to“Auto TX” or “Manual TX.”When an Individual, Position Request, Polling Request orTest Call is received, the transceiver automatically transmitsan Individual Acknowledgement, Position Reply, Polling Re-ply or Test Acknowledgement Call, respectively.When “INDIVIDUAL ACK” is set to “Auto TX,” the trans-ceiver automatically transmits the Acknowledgment callincluding “Unable to Comply” (No Reason Given) after re-ceiving the Individual call.Enter either “INDIVIDUAL ACK,” “POSITION ACK” orq“TEST ACK” in the DSC Settings menu.MENU ➪ DSC Settings ➪ Individual ACK(Push [MENU]) (Rotate Dial, then push [ENT].)MENU ➪ DSC Settings ➪ Position ACKMENU ➪ DSC Settings ➪ Test ACKRotate Dial or push [w Y]/[Z] to select “Auto TX” or “ManualTX,” then push [ENT]. •Push[BACK]tocancelandreturntotheDSCSettingsmenu.(default)(default)(default)Push [EXIT] to return to the normal operating mode.e