Pentium Third Serial Port Installation
8
CTC Parker Automation
Change Jumper Settings (if required)
Perform this step only if you need to change the interface to
RS422 or RS485 communication.
Important
You do not need to remove the CPU card from the back-
plane to complete this step.
To change jumper settings, complete the following steps:
1. Gently lay the unit face down to enable easy access to the CPU
card.
2. Use the needlenose pliers to set jumper JP1.
Use the following cut-away diagrams to determine the exact
locations and settings for this jumper.
RS232 Configuration (Default)
