©Sealevel Systems, Inc.
SL9222 07/2011
Relio R5200 Manual
28
Use the jumper (JP3) to configure the COM4 (CN4) voltage for Pin-1 to operate DCD with +5V or
+12V power, and Pin-9 to operate RI with +5V or +12V power.
Function
(JP3) Jumper
Pin 1: DCD
(Default)
Pin 1: 5V
Pin 1: 12V
Pin 9: RI
(Default)
Pin 9: 5V
Pin 9: 12V