System Firmware Update Instructions for Certain Pioneer In-Dash AV Receivers

Prerequisites

In order to perform this update, the following items are needed:

• A Pioneer In-Dash AV receiver listed above.
• A USB storage device meeting the following requirements:
  • 2 GB or larger in capacity, formatted to FAT32
  • Blank (should not contain any files)

Important Cautions

• DO NOT turn your unit off or eject the USB storage device while the firmware is being updated.
• You can only update the firmware when the vehicle is stopped and the parking brake is engaged.

Checking the Firmware Version

Check whether the firmware of your unit needs to be updated by checking the version number of the firmware.

Procedure:

1. Touch the [menu button].
2. Touch [System Settings].
3. Scroll down the list and touch [System Information].
4. Check the current firmware version (SOC). The SOC version on your unit will depend on when you purchased it. The System Information screen displays the current firmware version, identified as SOC. For example, a version might appear as 'PIO_SC01220516'.

Checking the Model Name

Check the Model name of your product to determine which firmware update files you should download.

Procedure:

1. Touch the [menu button].
2. Touch [Bluetooth Settings].
3. Scroll down the list and touch [Bluetooth Device Info].
4. Check the Model Name (Device Name). The Device Name displayed corresponds to your head unit model. For reference, a typical entry might be 'DMH-1700NEX'.

Downloading the Firmware Update Files

1. Download the firmware update files by clicking on the following link and finding your product: https://www.pioneerelectronics.com/PUSA/Support/Downloads
2. Extract the downloaded ZIP file. The downloaded ZIP file will produce the following files when decompressed:

*1 You can check the last 6 digits of the current SOC version by checking the version string, for example, '220516' in 'PIO_SC01220516'.

Updating the Firmware on Your Unit

IMPORTANT:

• DO NOT perform this firmware update if the model number of your Pioneer product is anything other than one of the above models.
• Ensure that the update folder is located within the root (top) folder of your USB storage device. There should be no other files within the USB storage device.
• While your unit is being updated, DO NOT turn off the system's power and DO NOT touch the unit's touchscreen as this may result in severe damage to your unit.
• DO NOT remove the USB storage device during the firmware update process.
• Performing the firmware update will restore all settings to their default values.
• Disconnect any external mobile devices that are currently connected to your unit.
• A loud pop sound will occur when connecting to an external amplifier after the "Update succeeded" screen is displayed; this is not a malfunction.

Procedure:

1. Connect a blank (formatted with FAT32) USB storage device to your computer, then locate the correct update folder (including files CUST_PIO.BIN & CUST_PIO.MD5) and copy it onto the root (top) folder of the USB storage device.
2. Connect the USB storage device to the USB port.
3. Touch the [home button].
4. Touch [System Settings].
5. Scroll down the list and touch [System Information].
6. Touch [Update].
7. Tip: If the [Update] key is invalid, perform step 1 and confirm that the update file is in the correct location on the USB storage device.
8. Update file reading.
9. New Firmware Version is displayed.
10. Touch [Update].
11. The progress is displayed during the updating. DO NOT turn your unit off or eject the USB storage device while the firmware is being updated.
12. Display will show "It succeeded..." when the update is complete. Please disconnect the USB storage device. A pop sound may occur when connecting to an external amplifier after the "Update succeeded" screen is displayed; this is not a malfunction.
13. The product will reboot after the update is finished. Do not touch anything even when the screen is blacked out. After it has finished rebooting, the screen will return to the home menu screen.
14. The firmware update is now completed. Your Pioneer AV Receiver is now ready for use.

Confirming the Firmware Update

Perform the same procedure for "Checking the Firmware Version" to confirm that the firmware has been updated.

Procedure:

1. Touch the [menu button].
2. Touch [System Settings].
3. Scroll down the list and touch [System Information].
4. Check the firmware version updated to 'SOC: PIO_SC01-220516'.