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Ambient Light Sensor requires Desktop Power Manager version 1.03.0012 or greater for proper function - ThinkCentre M70z and M90z

The ambient light sensor will not adjust the brightness of the display.

Affected configurations

The above symptom is associated with, but not limited to, the following systems:

  • ThinkCentre M70z, M90z

Applies to:

  • Microsoft Windows 7

The system is configured with an Ambient Light Sensor FRU: 89Y1171

Additional Information

Click here to download and install the latest Desktop Power Manager version 1.03.0012 or later.

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

Country Availability
Alias ID : SF11-D0090
Document ID : HT037703
Legacy Document ID : SF11-D0090
Last Updated :
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