Lex Computech CI770C User Manual page 40

CPP1: Panel Inverter power (5pin 2.0mm wafer)
PIN NO. Description
1 +12V or +5V
2 GND
3 PWM dimming
4 ENBKL (3.3V)
5 ENBKL ( 5V )
Note: 1. JVP1 Inverter Voltage select
2. CPP1 PIN 3 and LVDS1 PIN1 is same signal.
Default active setup by JSD1
3. Pin 3 back light dimming control.
provided 200Hz / 275Hz / 380Hz / 20KHz /25KHz
and adjust PWM duty cycle by software program.
CPP1
34
pin1