Lanner electronics EM-660 Series User Manual page 13

!"SRIVB3,4:Select COM3,COM4 Pin9 Type
SRIVB3
PIN 9 Type
com3
RI（Default）
1-3
+5V 3-5
+12V 3-5
2 4 6
1 3 5
SRIVB3
User's Manual
SRIVB4
com4
1-2
2-4
4-6 1-2
4-6 2-3
1 2 3
SRIVB4
SRIVB4
SRIVB3
Chapter 2 Installation
9