PAX S300 - PAX S300 POS Terminal Overview; POS Terminal Screens

11 | P a g e
7. Click on Device Manager,
expand the Ports (COM & LPT)
branch, then right-click on
Prolific USB-to-Serial Comm
Port (COM*) and select
Properties.
8. The PAX only supports serial
communications on COM1 or
COM2, so you will need to
change the port to match.
Select the Port Settings tab,
then click on Advanced… .