The Corometrics* 250 monitor interactive service training program provides participants a review on how to repair and maintain this product. The program starts with an overview of the differences between the 120 series and the 250 series. It then points out the major features of the monitor and provides a high level theory of operation. The majority of program demonstrates how to access and remove the field replaceable units (FRUs). Also included in the program are the maintenance suggestions and answers to frequently asked troubleshooting questions. This course can be completed with an interactive CD or as an online course.