Many brands, including Xion in Uruguay, use the CV338H-A32 main board in their televisions. The board is universal and appears in TVs from many different manufacturers.
Choose as the file system. Set the allocation unit size to default.
Constant application crashing, Wi-Fi connectivity failures, or audio-video desync. Important Checklist Before Downloading Firmware
| Problem | Likely Cause | Solution | |---------|--------------|----------| | Wi-Fi doesn’t turn on | Wrong driver for your Wi-Fi chip | Re-open the board, check Wi-Fi chip model, re-download matching firmware | | Touch screen reversed (X/Y axis) | Incorrect touch firmware | Contact seller for a touch_calibration.ko or use a touch app from Play Store | | No sound after update | Audio routing mismatch | Try external USB sound card or request original audio_policy.conf | | Boot loop after flashing | Incompatible bootloader | Reflash using USB Burning Tool with “Force Erase All” option | Cv338h-a32 Software Download
Finding the correct firmware is crucial. Using the wrong firmware can permanently damage the mainboard.
Wrong firmware or panel incompatibility
Press and hold down the physical Power button on the TV panel (not the remote control). Many brands, including Xion in Uruguay, use the
The of your TV indicator light when plugged in
The system will detect the file, reboot, and install the software. 🔧 Post-Installation: Accessing the Service Menu
Ensure the USB drive is formatted to FAT32 and is under 16GB in size. Set the allocation unit size to default
System applications continuously crash due to data corruption.
Firmware resolution does not match the LCD panel