Firmware Download

Download the old version

Download Type Firmware
Model name IC-705
Version Version 1.11
Update 2020/08/27
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
WLAN: 2.0.0.0_2.2.0.6_3.11.1.0

File Size
Manual manual download page