Kenwood NXR-700 Service Manual

Also see for NEXEDGE NXR-700: Brochure Instruction manual Service manual Instruction manual Instruction manual

Contents

NXR-7003Merchandise receivedChoose the type of transceiverSee page 3.A personal computer, programming interface (RS-232C Cross-wired cable),and programming software (KPG-109D) are required for programming.See page 90.The RX RF BPF (TC1~TC8 on RX unit) must be aligned to obtain themaximum sensitivity at a programmed frequency.OCXO?Repeater programming & setupKXK-3 (M2) installationYESNODeliverySee page 6.When using the Very Narrow Mode of theNXR-700 repeater, install the KXK-3 (M2) (OCXO).(Option)Frequency range RF power TypeTX/RX 136~154MHz 25W E2External speaker? KES-5 installationYESNO (Option)See page 6.REALIGNMENTSYSTEM SET-UP1. ModesUser modePC modeFirmware programming modePC programming modePC test mode PC tuning modeMode FunctionUser mode Use this mode for normal operation.PC modeUse this mode to make various settings bymeans of the FPU through the RS-232Cport.PC programmingmodeUse to read and write frequency data andother features to and from the repeater.PC test mode Use to check the repeater using the PC.This feature is included in the FPU.Firmware program-ming modeUse when changing the fi rmware programof the fl ash memory.2. How to Enter Each ModeMode OperationUser mode Power ONPC mode Received commands from PCFirmware programming mode Received commands from PC3. PC Mode3-1. PrefaceThe NXR-700 repeater is programmed by using a per-sonal computer, programming interface and programmingsoftware (KPG-109D).3-2. Connection Procedure1. Connect the NXR-700 to the personal computer with theinterface cable.2. When power is applied, the user mode is entered imme-diately. When the PC sends a command, the repeaterenters the PC mode and displays “PC” on the 17-seg-ment LED. When data is being transmitted to the PCfrom the repeater, the TX LED flashes. The BUSY LEDflashes when data from the PC is being received by therepeater.Note:• The data stored in the personal computer must match themodel type, when it is written into the fl ash memory.• Change the NXR-700 to PC mode, then attach the RS-232C Cross-wired cable.