15
ARK-3440 User Manual
Chapter 2
H
ardware
installation
2.3.6
LCD Backlight On/Off control Connector (Optional)
The ARK-3440 supports a D-sub 9-pin connector which provides BKLTEN signal as
well as +12 V, +5 V and Ground Pin signals that allow the user to connect these sig-
nals to an LCD inverter to implement the LCD On/Off control.
Provides BKLTEN signal that inverter module requires for inverter on/off control.
Pr12 V, + 5 V to serve as the inverter power source. The additional VBR
signal pin may be connected to the LCD inverter to allow the user to achieve
brightness adjustment through customer’s software utility.
Figure 2.15 LCD Backlight connector (optional)
Table 2.8: LCD Backlight Connector Pin Assignment
Pin Signal
name
Pin Signal
name
1
+12 V
6
Reserved
2
GND
7
Reserved
3
BKLTEN
8
Reserved
4
VBR
9
Reserved
5
+5 V
Summary of Contents for ARK-3440 Series
Page 1: ...User Manual ARK 3440 Fanless Embedded Box PC ...
Page 10: ...ARK 3440 User Manual x ...
Page 16: ...ARK 3440 User Manual 6 ...
Page 33: ...Chapter 3 3 BIOS settings This chapter introduces how to set BIOS configurations ...
Page 51: ...Appendix A A Function Settings ...
Page 52: ...ARK 3440 User Manual 42 A 1 Function Setting Figure A 1 Top View Figure A 2 Bottom View ...
Page 54: ...ARK 3440 User Manual 44 ...
Page 55: ...Appendix B B Display Application ...
Page 58: ...ARK 3440 User Manual 48 ...
Page 59: ...Appendix C C Application Notes ...
Page 64: ...ARK 3440 User Manual 54 ...
Page 66: ...ARK 3440 User Manual 56 ...