
ECM-PNV Quick Installation Guide
ECM-PNV Quick Installation Guide 21
2.3.19 LCD backlight brightness adjustment (HJVR)
Signal PIN
+5V 1
BRIGHT 2
GND 3
Variation Resistor
(Recommended: 4.7KΩ, >1/16W)
2.3.20 Power connector (PWR)
Signal PIN PIN Signal
GND 2 4 VIN
GND 1 3 VIN