The firmware update must be performed in 'Recovery Mode' when
updating from previous firmware (ver. 1.15 or lower) to the current
firmware (ver. 1.20 or higher). The same rule applies to firmware
downgrade when rolling back from the current firmware (ver. 1.20
or higher) to an older firmware (ver. 1.15 or lower).
If not in 'Recovery mode', update will be failed with the following
error message:
'Please use 'Recovery mode' to install new firmware! Please visit
http://www.cowonglobal.com for more detail'
Installation steps
1. Download iAUDIO 4 firmware installation file.
2. Unzip the installation file and execute 'Setup.exe'.
3. Click 'Agree' -> 'Next' -> 'Finish' installing Firmware
update program by following the instruction from the installation
wizard.
4. 'Start' -> 'All Programs' -> 'Cowon' -> 'iAUDIO 4'
-> 'Firmware Download'
5. Remove the battery from the iAUDIO 4. While holding down the
'PLAY' button, plug in the USB cable to Connect the iAUDIO 4 to
a PC.
6. Keep holding down the 'PLAY' button until the 'New hardware
found' wizard begins. You can release the 'PLAY' button after
the computer recognizes the iAUDIO 4 Recovery Mode device.
7. The wizard recognizes the iAUDIO 4 in Recovery Mode, and brings
up the firmware update window on the screen.
8. Click 'Start' to begin installation. Updating firmware will
format the iAUDIO 4 and erase all data, so make sure to back up
all your data before update.
9. Press 'Close' to finish update.
10. Disconnect the iAUDIO 4 from the PC, and confirm the new
firmware is updated from the information section in the menu.