Backlight Power Select - DFI COM330-B User Manual

2
Hardware Installation

Backlight Power Select

JP12 is used to select the backlight control level +5V or +3.3V.
Important:
Before powering-on the system, make sure JP12's setting matches the
backlight power's specifi cation. Selecting the incorrect voltage will seri-
ously damage the backlight.
16
4 1 4 1
5 ON 5 ON
1 2 3
1-2 On: +5V
JP12
1 2 3
2-3 On: +3.3V
(default)