FT-991_Firmware_Ver_Up_使用说明书手册_ENG_1612-D

YAESUFT-991The radioFirmware Upgrade ManualUse this software on a personal computer to update the firmware of the FT-991 transceiver after connectingit to the personal computer.ImportantBefore downloading this software,please read the "Important Notes"carefully.Downloading or installing this software will signify your agreement with the stipulations of the "ImportantNotes"."Transceiver"is used hereafter to refer to the YAESU FT-991 transceiver.(This firmware is not compatible with the FT-991 transceiver)CAUTION!Be sure to confirm the model and the version of your transceiver before starting the update.Writing incorrect fimmware to the transceiver may cause abnormal operation or failure.Important NotesAll responsibility for the use of this software lies with the customer.Yaesu Musen Co.,LTD cannot be heldresponsible in any way for damage or loss which may be incurred by the customer as a result of using thissoftware.Copyrights and all other intellectual property rights for the software,as well as the software manual,arethe property of YAESU MUSEN CO.,LTD.The revision,modification,reverse engineering,and decompiling of this software is prohibited.Redistribution,transfer,and resale of downloaded files are also prohibited.Downloaded files are for personal use only.If you cannot perform the firmware update yoursel,please consult with one of our sales sites or service centers.CAUTION!The transceiver needs all settings to be reset immediately after updating the fimmware.Resetting the transceiver will clear all memories.Please make a note of the memories(memory channel settings,etc)before updating firmware.System Requirements (Operating Environment)Supported Operating Systems·Microsoft®Windows10·Microsoft®Windows®8.1·Microsoft®Windows®8·Microsoft Windows®7Microsoft Windows VistaTM(Service Pack 1 or later)x To upgrade the TFT Firmware on your FT-991,you must first install "Microsoft .NET Framework 3.5.x"ontothe personal computer before beginning the firmware upgrade process.CPUCPU which satisfies OS(operating system)requirementsRAM(System Memory)Sufficient RAM(system memory)to meet or exceed the OS(operating system)requirementsHDD(Hard Disk)HDD (hard disk)with capacity meeting or exceeding OS(operating system)requirementsIn addition to having sufficient free space for the OS to operate,the program requires 20 Mbyte or more offree space.PortsUSB port (USB1.1/USB2.0)Do not connect the USB cable to your personal computer and FT-991 until after the "virtual COM port driver"installation is completed,because the wrong driver may be installed.