Owner manual
ECM-A50M Userâs Manual
ECM-A50M Userâs Manual 31
2.4.14 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.
2.4.14.1 Signal Description â LCD Inverter Connector (JBKL)
Signal
Signal Description
BRIADJ
Vadj = 0.75V ~ 4.25V (Recommended: 4.7KâĤ, >1/16W)
BKLEN
LCD backlight ON/OFF control signal










