Auto touch calibration file for LCD models
Date : Sep 10, 2015
Hello this is Lukas CS Team.
Attached file is ‘Auto touch calibration’ for our products with LCD screen.
Please download this file and follow those step down below when you have touchscreen issue.
※ How to apply ‘Auto touch calibration’ file
1. Download the file attached with this post. (qrtscal, 0byte)
2. Copy ‘qrtscal’ file to the SD card.
3. Insert the SD card into the device and turn power on.
4. When calibration screen is presented after booting, please press the dots on the screen with a touch pen or a stubby pencil one by one.