常见技术问题

SM750 IC of IMB-X1902, IMB-X1904 series requires new display driver (v2.4.1.0).

Please refer the following steps to remove old SM750 driver and install new driver.

1. 1. Enter console mode of Ubuntu then type following command.
   2. cd /lib/modules/”The Kernel Version”/kernel/drivers/staging/sm750fb/ (Please type “uname –r” to check your Kernel version)
   3. mv sm750fb.ko sm750fb.ko.bak
   4. depmod –a
   5. update-initramfs –u
   6. Reboot

The display should work properly on GUI mode, then please execute terminal and type following command.

Download the driver of SM750: https://download.asrock.com/IPC_TSD/trunk2.4.1.0.zip

1. 1. sudo apt update
   2. sudo apt install make
   3. sudo apt install gcc-12 g++-12 gcc-13 g++-13
   4. cd “the location of driver(trunk2.4.1.0) folder”
   5. make install
   6. depmod –a
   7. reboot

Go to /var/log/dmesg.log then check if there is initialized message of SM750 driver as following picture.

*The driver supports Kernel 5.x or later

**Adjust the resolution up to 1280*1240