Intermec CK1 User Manual page 85

Chapter 4 — Communicating Through Modem and Null Modem Connections
7 Select Selected ports, select the COM port that you are
going to attach the CK1 to, and click Next.
8 Click Finish.
9 In the Phone and Modem Options dialog box, click
Properties.
74 CK1 Handheld Computer User's Manual