Avalue ECM-A50M - Manual (Page 18)

ECM-A50M Quick Installation Guide
18 ECM-A50M Quick Installation Guide
2.3.14 LCD Inverter Connector (JBKL)
Signal PIN
+5V 5
BRIADJ 4
BKLEN 3
GND 2
+12V 1
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.
2.3.14.1 Signal Description
– LCD Inverter Connector (JBKL)
Signal Signal Description
BRIADJ Vadj = 0.75V ~ 4.25V ( Recommended: 4.7KΩ, >1/16W)
BKLEN LCD backlight ON/OFF control signal