HP 1050c Service Manual - Page 97

Service Tests and Utilities 3 After initialization, the test will start and the following message will appear on the front panel: DROP DETECTOR TEST Running Drop Detector Test... WARNING In the following step, make sure you do not drop the piece of paper inside the Drop Detector. 4 When the following message appears, open the Window and insert a thin piece of paper inside the Drop Detector in order to block it. Press any Front Panel key once the Drop Detector is blocked. Sensor paper Block the Drop Detector and press a FP key when it is blocked Drop Detector 5 When the following message appears, remove the piece of paper from inside the Drop Detector and close the Window. Press any Front Panel key once the Window is closed. Unblock Drop Detector close the window and press a FP key to continue 6 The Printer will test the Drop Detector and the following message will appear on the front panel: DROP DETECTOR TEST Running Drop Detector Test, ghost d HP DesignJets 1050C and 1055CM Printers Service Manual 4-23