DL S800 is a multifunctional test box supports screen display, touch, power consumption and other test functions, the true tone recovery function of the original and assembled screen, and battery repair function. It's compatible for iPhone, Samsung, Huawei, OPPO, vivo and Xiaomi, we need use the tester with corresponding flex cable.

Today we will show you how to use DL-S800 multifunctional tester to test screen and repair True Tone. Fist, open the folding screen, press and hold the power button to power it on. Swipe left to switch to "True Tone Repair Mode" page where you can perform true tone restoration. Swipe left again to enter "Setting Page" Here you can modify the test screen.

Watch the video:

1. Screen Test

First, connect the flex cable for iPhone X to the tester. Then connect the iPhone X screen to the flex cable. Now you can test the touch function and color display of the screen.

2. True Tone Repair

This is an aftermarket NCC screen without True Tone. We need connect the original screen to the tester in the beginning. Switch left to the "True Tone Repair Mode" page and click "Read" button. After the tester read the Touch Cover Code, remove the original screen. Next, connect the NCC screen to the tester. Click "White Touch Cover Code" and click "Confirm". It shows write successfully. At last, connect the NCC screen to the iPhone, we can see true tone repair successfully.