Lcd Inverter Connector (Jbkl); Signal Description - Lcd Inverter Connector (Jbkl) - Avalue Technology ECM-A50M B1 User Manual

ECM-A50M B1 User's Manual
2.4.14

LCD Inverter Connector (JBKL)

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 – LCD Inverter Connector (JBKL)
Signal
BRIADJ
BKLEN
32 ECM-A50M B1 User's Manual
Vadj = 0.75V ~ 4.25V (Recommended: 4.7KΩ, >1/16W)
LCD backlight ON/OFF control signal
Signal
+5V
BRIADJ
BKLEN
GND
+12V
Signal Description
PIN
5
4
3
2
1