Kenwood DDX574BH Instruction manual - Page 69
Locking the settings, Updating the system
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SETTINGS ❏ Locking the settings You can lock the settings to prevent them from being changed. • is shown beside the settings that can be locked. 1 Display the screen. (Page 68) 2 ❏ Updating the system You can update the system by connecting a USB device containing an update file. • To update the system, visit . 1 Create an update file and copy it to a USB device. 2 Display the screen. On the Home screen: • You can change the page to display more items by pressing [ ]/[ ]. To unlock the setting: Press [Unlock]. 3 Updates the system application. Updates the system. Updates the DVD system application. * Updates the HD Radio module application. 4 Connect the USB device with the update file. • To connect a USB device, see page 82. The system update starts. It may take a while. If the update has been completed successfully, "Update Completed" appears. Reset the unit. • Do not disconnect the USB device while updating. • If the update has failed, turn the power off and then on, and retry the update. • Even if you have turned off the power during the update, you can restart the update after the power is turned on. The update will be performed from the beginning. * Only for DDX794/DDX774BH/DDX594/DDX574BH. ENGLISH 69