Manual

User’s Manual
EMX-CDV User’s Manual
25
2.4.3 Serial Port 3 RI Pin Signal Select – Ring/+5V/+12V (JCOM3)
* Default
+5V
Ring*
+12V
Signal
PIN
PIN
Signal
VCC
1
2
RI3-/5V/12V
NRI3-
3
4
RI3-/5V/12V
+12V
5
6
RI3-/5V/12V