## Display Device Driver Reference for OS/2

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### Dynacomm

The following procedure explains how to test Dynacomm:

1.Open an OS/2 full screen session to run DynaComm. If you do not have DynaComm installed, refer to your DynaComm Installation Manual for instructions.

2.Select serial port.

3.Click on Settings, select Communication and Phone Number.

4.Select for Baud Rate and click on OK.

5.Click on Setting and select Binary Transfer.

6.Select the type of transfer to be done.

7.Click on Phone and select Dial.

8.When the connection has been established perform login.

9.Type a "U" to upload a file or a "D" to download a file.

10.Type the modem protocol type. The most common protocols are Kermit, Xmodem and Ymodem. Use these protocols along with a mixture of the others.

11.Type the file name.

12.To begin the file transfer, click on Transfers. Select Send Binary Files for uploads or Receive Binary Files for downloads.

13.Verify that the file transfer has completed.

14.From the OS/2 session of the receiving machine, verify that the date/ time stamp of the file just received is current and the size of the file has not changed.

15.Send and receive at least three files changing modem types.

Note: Verify that video corruption does not occur in all operations.