DFI SR100-N - Manual (Page 30)

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Hardware Installation
LCD Brightness Control (Voltage Level Adjust)
Use J7 to connect to the LCD Brightness Control button of the
LCD Display Panel. It is used to adjust the brightness of the LCD
Display Panel. Increasing or decreasing the voltage to control the
LCD panel’s brightness varies among Inverters. You must refer to the
Inverter’s specification to make the appropriate adjustment to the
brightness of the LCD panel.
X
J7
1-2 On:
Increases the voltage level
2-3 On:
Decreases the voltage level
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