Performing a service test on a failed assembly If possible, always perform a Service Test on the component/assembly that you are about to replace, just to make sure that is the component/assembly that has failed. Shown below is a list of the Service tests and the component(s) tested: ● Scan Axis Test ◦ Star Wheel Lifter ◦ PRS ◦ Scan Axis Servosystem ◦ Cutter ● Paper Drive Test ◦ Components of the Paper Axis Subsystem ● Electronics Module Test ◦ Formatter ● Carriage assembly test ◦ Carriage Assembly ● Sensors Test ◦ Scanner Position Sensor (MFP only) ◦ Media Lever Position sensor ◦ Media sensor ◦ Upper or lower roll cover sensor ◦ Single-sheet sensor ● Rewinder test ◦ Right Roll Support.
● Ink Delivery System Test ◦ Ink Supply Station ◦ Ink supplies ● Service Station test ◦ Service Station. ◦ Primer Motor NOTE: If the test on that component/assembly passes, you should not replace it. For information on the Service Tests and how to use them see Diagnostics Menu on page 83 . Performing the necessary service calibrations Is the product calibrated correctly after replacing a component? For information on the Service Calibrations and how to use them see Service Menu on page 121 . ENWW Product Troubleshooting trees (MFP) 9