Avalue ECM-LX800D - Manual (Page 12)

ECM-LX800D
12 ECM-LX800D Quick Installation Guide
2.3.7 LCD inverter connector (JBKL)
Signal PIN
+5V 5
VR 4
ENBKL 3
GND 2
VIN 1
Note: The power input voltage (VIN)
equals to output voltage of inverter.
Note:
For inverters with adjustable Backlight function, it is possible to control the
LCD brightness through the VR signal controlled by JVR. Please see the
JVR
section for detailed circuitry information.
2.3.7.1 Signal Description – LCD Inverter Connector (JBKL)
Signal Signal Description
VR Vadj = 0.75V ~ 4.25V (Recommended: 4.7KΩ, >1/16W)
ENBKL LCD backlight ON/OFF control signal