This test checks the functionality of the Keys on the Operator Panel. When pressing each of the keys, the test will show that the key has been activated, and will show if the result is correct or not. If the Key test fails, replace the Operators Panel which is included in the Right Side Cover. Test 46: Paper Sensor Test This test checks the functionality of the Media Sensors. To test the Media Sensors, use a sheet of media to activate the different sensors one by one. When activated, the test will show that the sensor has been activated and will show if the result is correct or not. For testing the CIS Bridge Sensors; open and close the scanner cover.
If the test fails, then the problem will be related to corresponding Sensor. Test 47: Operator panel LED test This test checks the functionality of the LED Indicators on the Operator Panel. When the test is executed, all the LEDs are sequentially switched ON/OFF until Test 2 is terminated. If any of the LEDs fail, you will NOT get an error message, instead the LED will NOT switch ON or OFF. Additionally you are requested to press the Power button and see if the Power LED is switched ON. If the LED test fails, replace the Replace the Operators panel which is included in the Right Side cover. 6 Chapter 1 Troubleshooting ENWW