Firmware Download

Download the old version

Download Type Firmware
Model name IC-705
Version Version 1.11
Update 2020/08/28
Major changes

Changes from Version 1.10

  • Improved the accuracy of the battery status indicator (Battery icon).
  • Added a red-colored battery icon to remind the user to change the battery.
  • Fixed an issue where the transceiver might freeze while powering OFF.

Refer to INFORMATION IC-705 Version 1.11 for details.

Note To update the firmware
  • Thoroughly read 17. UPDATING THE FIRMWARE of the ADVANCED MANUAL and follow the instructions displayed on the IC-705 LCD screen.
  • Updating the firmware may initialize the transceiver's settings. Save your current settings before the update, and then write them back to keep the previous setting on the updated firmware.
  • The firmware will be updated to the following versions.
Main CPU: 1.11
Sub CPU: 1.01
DSP Program: 1.09
DSP Data: 1.00
FPGA: 1.01
DV DSP: 1.02
GPS: 13196
Bluetooth: 1.12
File Size 8.06MB
File Type zip
Manual manual download page

Regarding this Download Service.

When using this download service, the implementation, use and/or results of use are the sole responsibility of you using this download service and the equipment. You shall comply with applicable laws and regulatory requirements in the use of this download service and in the operation of the equipment.

Firmware is important data for the basic system control of your equipment. An interruption during downloading or a malfunction may cause a failure in the data re-writing, and your equipment may stop functioning normally. If such a failure of the firmware re-writing results in your equipment not functioning normally, Icom Inc. and its affiliates expressly denies and is free from any and all responsibility arising from the result of damage from such an event.

You agree not to hold Icom Inc. and its affiliates responsible for any damage to your equipment operation or loss of data, or unauthorized use of the equipment, whether intentional or not, as a result of use this download service.