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Yaesu FT-991 Key Press Sequences Contents Yaesu FT-991 Key Press Sequences......................1 Revision History..........................1 Resetting Memories...........................1 Menu Resetting..........................1 Full Reset............................1 Service Menu.............................2 Check Firmware Versions........................2 DSP Firmware Update........................2 TFT Firmware Update........................2 Revision History Version 1_14122015 Original Version 2_01012016 Corrected key press sequence for full reset and sequence for checking firmware...
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4. Press and hold [F(M-LIST)] + [MENU(SETUP)] + [BAND] then press [POWER] and hold. Green indicator light under MEM turns on. Release buttons. 5. Execute firmware update software. 6. Press [POWER] button, turning the FT-991 off. TFT Firmware Update 1. Power off FT-991. Remove all cables.
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