S&T Kontron 3.5"-SBC-VR1000, User Manual, Page: 57 / 92

3.5"-SBC-VR1000 - User Guide, Rev. 1.7
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7.17.2. Backlight Enable Selection (JP2)
The 2.0 mm patch "Backlight Enable Selection" jumper (JP2) can be used to select voltage level of backlight enable
signal.
Figure 32: Backlight Enable Selection JP2
Table 39: Pin Assignment JP2
Jumper 1 Position
Description
Pin 1-3 Pin 3-5
X - Backlight Enable Level = +3.3 V
- X Backlight Enable Level = +5 V
Jumper 2 Position
Description
Pin 2-4 Pin 4-6
X - Backlight Enable High Active
- X Backlight Enable Low Active
“
X’’ = Jumper set (short) and ‘‘-’’ = jumper not set (open)
2 1
6 5