Lenovo ThinkCentre m93z/m9350z screen brightness cannot be adjusted

Failure phenomenon:

The New thinkcentre m9350z may cause problems with screen brightness that cannot be adjusted.

Reason Analysis:

Because the host has a power management software pre-installed, power management software support through the host of the photosensitive probe automatically adjust the screen brightness to achieve energy-saving functions, such as the need to manually adjust the brightness, turn off this function.

Solution:

Closing the Photoconductor probe in the Power management software rollup resolves the problem by following these steps

1. Open the Power management software, click the upper right corner switch to advanced version, and then select the Global Power Settings tab;

2. Expand the sensor support, remove the inside "open use built-in light sensor for dynamic brightness control" checkbox;

3. Apply settings.