Lcd Inverter Connector (Jbkl1) - Advantech AIMB-251 Series User Manual

2.4.17

LCD Inverter Connector (JBKL1)

Note:
For inverters with adjustable Backlight function, it is possible to control the
LCD brightness through the VR signal controlled by JMISC. Please see the
JMISC section for detailed circuitry information.
2.4.17.1 Signal Description – LCD Inverter Connector (JBKL1)
Signal
VR
ENBKL
Vadj = 0.75V ~ 4.25V (Recommended: 4.7KΩ, >1/16W)
LCD backlight ON/OFF control signal
Signal PIN
+12V 1
GND 2
ENBKL 3
VR 4
+5V 5
Signal Description
AIMB-251 Series User's Manual 47
User's Manual