Signals Of Com2 - Pro-face GP-3500 Series Replacement Manualbook

For GP-4501T/TW
RS-232C (plug)
*1: RI and VICC of Pin 9 are switched on the software.
VCC Output is not protected from overcurrent.
Please follow the current rating to avoid false operation or breakdown.

4.3.2 Signals of COM2

For GP-3500T/S/L
RS-422/485 (socket)
39/46