How do I perform an MCU upgrade for my Linux system?

This document will guide you through the process of manually updating the Linux Screen MCU using a USB flash drive.

Video tutorial: https://youtu.be/9V1wVJ0S1a4

1. Verify the version

Note:If the wrong version of the MCU software is installed, the screen may not turn on properly. Please verify your MCU software version before updating.

1.Click SETUP-System2.1 In the System interface, select “System Version” to check the software version. If it is NBT/EVO, download the NBT/EVO version of the MCU software.2.2 If it is CCC/CIC, download the CCC/CIC version of the MCU software.

 

2.Preparations

1.Prepare a USB flash drive formatted in FAT32 with a capacity of no more than 32 GB.

2.Click the link below to download the MCU update file

Linux MCU Update – PEMP Car Audio

Or contact the PEMP after-sales team to obtain it

(after-sales email: service@pempcar.com).

3.Make sure the vehicle is parked and the power is on (we recommend starting the engine to prevent the update from being interrupted by a power loss).

3.Update Process

1.Preparing to upgrade the USB drive

1.1 Unzip the MCU update package you downloaded.

1.2 Copy all the extracted files directly to the root directory of the USB drive (do not place them in any subfolders).

2.Connect a USB flash drive

Insert the prepared USB flash drive into the USB port on the in-car Linux screen.

3.MCU Update

3.1 On the infotainment screen, navigate to:

Setup → System → Firmware Update → MCU Update

3.2 Confirm the update action when prompted.

4.Update complete

4.1 Please wait for the update to complete. Do not turn off the device or remove the USB drive during this process.

4.2 Once the “Update Successful” message appears, remove the USB drive.

4.3 The system will restart automatically.

4.Important Notice

1.Do not interrupt the update: Do not disconnect the power or remove the USB drive while the update is in progress.

2.File location: Make sure the update package is located in the root directory of the USB drive; otherwise, the system will not be able to detect the update.

3.Format Check: If the system cannot recognize the USB drive, please check whether it is formatted as FAT32 or exceeds 32 GB in capacity.

If the update fails multiple times, please contact the PEMP After-Sales Team for technical support.

(After-sales email:service@pempcar.com