User Manual

EBM-QM87U User’s Manual
20 EBM-QM87U User’s Manual
2.3.5 Serial port 1/ 2 pin9 signal select (JRI1/ JRI2)
* Default
Ring*
+5V
+12V
2.3.6 LCD backlight brightness adjustment (JVR)
* Default
* Default
Signal
PIN
DC MODE
1
VBRIGHT
2
PWM MODE
3
JRI2
JRI1