Requirements 7X1700 – Caterpillar Communication Adapter Group Note: You may use the 7X1701 Caterpillar Communication Adapter; however, it is no longer available for purchase from Caterpillar. Also requires: Instructions To set up the Communication Adapter, perform the following steps: Step 1 Connect the 7X-1425 RS232 cable to an available Serial Port on your PC and Read More …