Your computer is most likely causing this problem.
You can test this by disconnecting the clock cable from the back of your computer.
Take a few test swipes to see if the clock performs normally.
If it does, you will need to download and install the Port Capture Utility.
Contact your local dealer orAcroprint Support for additional assistance if needed. Acroprint support is available Monday - Friday (excluding holidays), 8:00am until 5:00pm (Eastern). Click here to email our Support Department, or call us at 1-800-334-7190 (Canada: call 1-866-514-3249). Note that per-incident charges may apply for telephone support.
Avoid per-incident charges for telephone support, get priority handling of support tickets and gain other valuable benefits — contact Acroprint today at 1-800-334-7190 for more information about a Software Support Contract.