02/20002-20 DocuPrint N2125RAP 11 , RAP 12Initial IssueStatus Indicator Repair Analysis ProceduresCheck the Transport Chute for contamination or obstructions. The Transport Chute is cleanand free of obstructions.Y NClean of replace the Transport Chute as necessary (REP 6.1).Replace the Print Engine Controller PWB (REP 9.3).RAP 12 Close Front Cvr/Close Rear Cvr (E5)The Front Cover / Rear Cover (Interlock Switch) is open.ProcedureOpen and close the Front Cover. Inspect the movement of the Interlock Switch. The actuatortab on the Front Cover presses down on the Interlock Switch lever.Y NReplace the Front Cover Assembly (PL 1.1).Open and close the Rear Cover. Inspect the movement of the Interlock Switch. The actuatortab on the Rear Cover presses down on the Interlock Switch lever.Y NReplace the Rear Cover Assembly (PL 1.3).Enter diagnostics and select Component Test. Scroll to Sensor Input test and press Enter [4].Open and close the Rear Cover. The number on the LCD increments each time you openand close the Rear Cover.Y NSwitch the printer power off. Remove the Left Interface Cover (REP 1.1), the Left Cover(REP 1.2), and the Left Plate Assembly (REP 1.11). Disconnect P/J30 from the PrintEngine Controller PWB. Measure the resistance between pins 1 and 2 on the discon-nected plug as you open and close the Rear Cover. There is continuity when the RearCover is closed and infinity when the Rear Cover is open.Y NCheck the wiring between P/J30 and the Rear Cover Interlock Switch. Repair orreplace the wiring or interlock switch (REP 9.10) as required.Replace the Print Engine Controller PWB (REP 9.3).Open and close the Front Cover. The number on the LCD increments each time you openand close the Front Cover.Y NSwitch the printer power off. Remove the Left Interface Cover (REP 1.1), the Left Cover(REP 1.2), and the Left Plate Assembly (REP 1.11). Disconnect P/J284 from the LVPSPWB. Measure the resistance between pins 1 and 2 on the disconnected plug as youopen and close the Front Cover. There is continuity when the Front Cover is closedand infinity when the Front Cover is open.Y NCheck the wiring between P/J284 and the Front Cover Interlock Switch. Repair orreplace the wiring or interlock switch (REP 9.9) as required.Connect P/J284 to the LVPS. Switch the printer power on. On the Print Engine ControllerPWB, check the voltage between P/J28 pin 1 and frame ground. The voltage is 24VDC.Y NReplace the LVPS (REP 9.5).Replace the Print Engine Controller PWB (REP 9.3).Replace the Print Engine Controller PWB (REP 9.3).A
