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Updating will result in all user information being deleted, including user settings, • paired devices and phonebook contacts. • Please contact Alpine Technical Support of your country in case you have any questions concerning this update process. Bluetooth Firmware Update Instructions USB front: •...
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Head Unit Setup Buttons Illustration The illustration shows the buttons that will be used during the update procedure. This illustration is based on the CDE-174BT model. The button locations will be different on some models. Please refer to the owner’s manual for your specific model.
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3. Set the options as shown below: 4. Before clicking OK, make sure that - File system: ‘FAT32’ (Default) you have selected the correct drive - Make sure to uncheck “Quick Format” WARNING - The selected drive will be erased completely 5.
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2. Copy the file to the USB stick 1. Copy the update file downloaded from the alpine support website "13MYDecola3C69.bin" into the root directory of the USB memory stick. Please, be sure that the update file is the only file on the USB memory stick.
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3. Updating the head unit Do NOT update the Bluetooth firmware while driving. 1. Turn on ACC 2. Push the “Source“ button to select the source USB 3. Insert the USB memory stick 4. The display will show “UNSUPORTED“ 5. Push the AUDIO/SETUP button for at least 2 seconds to access the setup mode 6.
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7. Turn the rotary encoder, to select “FW UPDATE“ and press ENTER 8. Turn the rotary encoder to select “UPDATE YES“, and press ENTER 9. “SEARCHING“ will appear on the screen for approximiately 2 seconds 10. The unit will turn off and on again. 11.
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13. “UPDATED“ will appear on the display for approximately 5 seconds 14. The “M-SUM“ of your downloaded file will be displayed, if the update was succesful, in this case “M-SUM 3C69“ Note: The checksum “M-SUM 3CA8“ or another “M-SUM“ can also shown in some cases! 15.
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4. Confirming the update 1. Push the AUDIO/SETUP button for at least 2 seconds to access the setup mode 2. Turn the rotary encoder to select “BLUETOOTH“ and press ENTER 3. Turn the rotary encoder to select “FW VERSION“ and press ENTER 4.
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