System Firmware Update Instructions for AVH-4000NEX IMPORTANT Please download and print these firmware update instructions before downloading and installing the firmware update. It is important that you complete all steps correctly and in the order described below. In order to perform this update, you will need a blank SD card or USB storage device, 2 GB or larger in capacity, formatted to FAT32.
Updating the firmware on your unit IMPORTANT • DO NOT perform any further steps of this firmware update if the model number is anything other than AVH-4000NEX. • Disconnect any mobile devices that are currently connected to your unit. •...
3. Copy the “AVIC5000NEX” folder onto the storage device. Ensure that the “AVIC5000NEX” folder is located within the root (top) folder of the storage device. There should be no other files within the storage device. 4. Insert the SD card into the SD card slot or connect the USB storage device to the USB port 1 of the receiver.
10. Touch [Firmware Update]. The “Firmware Update” screen appears. 11. Touch [Continue] to display the data transfer mode. Wait for the file check to finish.
12. Touch [Start]. Note: Images are for illustration purposes only. Actual version number may differ. (Please note: After pressing Start the receiver will restart itself Progress status is shown. and return to the update screen below.) 13. Wait until the update process is complete. DO NOT pull out the SD card, USB storage device or remove power until you see the “Update Complete”...