Apollo ESP6000 User Manual
User’s Manual
ECM-3612 User’s Manual
53
2.3.24
LCD Backlight Brightness Adjustment Connector (VR1)
PIN
Signal
1
GND
2
VR
3
VCC
VCC
J1 pin 4
VR1
1
2
3
Variation Resistor (Recommended: 4.7KΩ, >1/16W)
2.3.25
STN LCD Contrast Adjustment Connector (VR2)
PIN
Signal
1
GND
2
Vcon
3
VCC3