Lenovo ThinkCentre M71z 1677 User Manual page 29

1. Press the brightness-up button. The following six options are displayed:
• Auto adjustment
• Pre-defined color temperature
• Switch to RGB adjustment
• Brightness adjustment
• Default setting
• Exit
2. Press the brightness-down button to move to Brightness adjustment, and then press the brightness-up
button. A brightness adjustment slider is displayed.
3. Press the brightness-down button to decrease the brightness level, or press the brightness-up button to
increase the brightness level.
4. Wait for five seconds to exit.
.
Chapter 2 Using your computer
19