Symptoms

ErrorTroubleshooting 007-340 Restart Printer Power Cycle the Printer. If error still occurs: Remove and Reseat the Belt Unit / Transfer Belt. Reseat the fuser on the Dell™ 3110cn, 3115cn and 3130cn printer. Reseat the black toner cartridge on the Dell™ 3110cn, 3115cn printer. Run diagnostics on the photoconductor developer drive assembly on the Dell™ 3110cn printer. To run diagnostics on the photoconductor developer drive assembly, perform the following steps: Power off the printer. Close all printer covers and doors. Hold down the up and down buttons on the printer and power the printer on. Release your fingers from the keys when the message Diagnosing... appears. Customer Mode and ESS Diag are displayed. Press the check button to select ESS Diag. Press the down button until IOT Diag appears and press the button.On the LCD, Digital Input appears. Press the down button until Digital Output appears and press the button. Press the up button until DO-0 READY appears and press the button.On the LCD, DO-0 EXEC appears and the motor noise should be heard with no grinding noise. Press the Cancel button to stop the test.On the LCD, DO-0 READY appears. Press the Menu button. Power the printer off and then back on.If error still occurs, Contact Technical Support. 007-341 Restart Printer Power Cycle the Printer. If error still occurs, Reseat the four toner cartridge on the Dell™ 3110cn, 3115cn printer. Run diagnostics on the sub motor on the Dell™ 3110cn printer. To run diagnostics on the sub motor, perform the following steps: Power off the printer. Close all printer covers and doors. Hold down the up and down buttons on the printer and power the printer on. Release your fingers from the keys when the message Diagnosing... appears. Customer Mode and ESS Diag display. Press the check button to select ESS Diag. Press the down button until IOT Diag appears and press the button.On the liquid crystal display (LCD), Digital Input appears. Press the down button until Digital Output appears and press the button. Press the up button until DO-5 READY appears and press the button.On the LCD, DO-5 EXEC appears and the motor noise should be heard with no grinding noise. Press the Cancel button to stop the test.On the LCD, DO-5 READY appears. Press the Menu button. Power the printer off and then back on. IF, the sub motor does not function normally, Contact Technical Support. IF, the sub motor functions normally: Remove the four toner cartridges on the Dell 3110/3115 printer. Run diagnostics on the sub motor on the Dell™ 3110cn printer. To run diagnostics on the sub motor, perform the following steps: Power off the printer. Close all printer covers and doors. Hold down the up and down buttons on the printer and power the printer on. Release your fingers from the keys when the message Diagnosing... appears. Customer Mode and ESS Diag display. Press the check button to select ESS Diag. Press the down button until IOT Diag appears and press the button.On the liquid crystal display (LCD), Digital Input appears. Press the down button until Digital Output appears and press the button. Press the up button until DO-5 READY appears and press the button.On the LCD, DO-5 EXEC appears and the motor noise should be heard with no grinding noise. Press the Cancel button to stop the test.On the LCD, DO-5 READY appears. Press the Menu button. Power the printer off and then back on. IF, the sub motor does not function normally, Contact Technical Support. Install the black toner cartridge and run the sub motor diag again. IF the diag passes, then repeat with the next toner Cart. (Cyan, Magenta, Yellow) IF it fails, replace the Black Toner. (Cyan, Magenta, Yellow) 007-342 Restart Printer Power Cycle the Printer. If error still occurs, Reseat the yellow, magenta and cyan toner cartridges on the Dell™ 3110cn, 3115cn printer. Run Diagnostics on the Development Motor on the Dell™ 3110cn Printer Power off the printer. Close all printer covers and doors. Hold down the up and down buttons on the printer and power the printer on. Release your fingers from the keys when the message Diagnosing... appears. Customer Mode and ESS Diag display. Press the check button to select ESS Diag. Press the down button until IOT Diag appears and press the button.On the LCD, Digital Input appears. Press the down button until Digital Output appears and press the button. Press the up button until DO-f READY appears and press the button.On the LCD, DO-f EXEC appears and the motor makes noise. Press the Cancel button to stop the test.On the LCD, DO-f READY appears. Press the Menu button. Power the printer off and then back on. IF, the development motor does not function normally, Contact Technical Support. IF, the development motor functions normally: Remove the cyan, magenta and yellow toner cartridges Run Diagnostics on the Development Motor again. IF, the development motor does not function normally, Contact Technical Support. IF, the development motor functions normally: Reinsert Cyan toner cartridge and run Sub Motor test Run diagnostics on the sub motor on the Dell™ 3110cn printer. To run diagnostics on the sub motor, perform the following steps: Power off the printer. Close all printer covers and doors. Hold down the up and down buttons on the printer and power the printer on. Release your fingers from the keys when the message Diagnosing... appears. Customer Mode and ESS Diag display. Press the check button to select ESS Diag. Press the down button until IOT Diag appears and press the button.On the liquid crystal display (LCD), Digital Input appears. Press the down button until Digital Output appears and press the button. Press the up button until DO-5 READY appears and press the button.On the LCD, DO-5 EXEC appears and the motor noise should be heard with no grinding noise. Press the Cancel button to stop the test.On the LCD, DO-5 READY appears. Press the Menu button. Power the printer off and then back on.IF, the sub motor does not function normally, replace the Cyan toner cart. IF, the sub motor functions normally, install magenta toner and run diagnostics on the sub motor again. Repeat for the rest of the toners. If fail, replace that toner. IF, after all toners have been reinstalled, and the sub motor diag passes, and still errors, Contact Technical Support. 007-343 Restart Printer Power Cycle the Printer. If error still occurs, Manually Inspect the Registration Rollers To manually inspect the registration rollers, perform the following steps: Open the front cover (Figure 1).Manually attempt to turn the registration rollers located at the bottom of the printer. IF, the registration roller does not rotate smoothly, Contact Technical Support. IF, the registration roller rotates smoothly: Run diagnostics on the paper feed drive on the Dell™ 3110cn printer. To run diagnostics on the paper feed drive, perform the following steps: Power off the printer. Close all printer covers and doors. Remove the standard 250-sheet paper tray. Hold down the up and down buttons on the printer and power the printer on. Release your fingers from the keys when the message Diagnosing... appears. Customer Mode and ESS Diag are displayed. Press the down button until IOT Diag appears and press the check button.On the LCD, Digital Input appears. Press the down button until Digital Output appears and press the check button. Press the up button until DO-a READY appears and press the check button.On the LCD, DO-a EXEC appears and the motor noise should be heard with no grinding sounds. Press the button up until DO-29 READY appears and press the check button.On the LCD, DO-29 EXEC appears and the motor noise should still be heard with no grinding sounds. Press the button up until DO-2b READY appears and press the check button.On the LCD, DO-2b EXEC appears and the motor noise should still be heard with no grinding sounds. Press the button up until DO-2f READY appears and press the check button.On the LCD, DO-2f EXEC appears and the motor noise should still be heard with no grinding sounds. Power the printer off and then back on. Inspect the 250-sheet tray feed rollers on the Dell™ 3110cn, 3115cn printer. IF, the feed rollers do not rotate, Contact Technical Support. IF, the feed rollers rotate: Run diagnostics on the feed drive motor on the Dell™ 3110cn printer. To run diagnostics on the feed drive motor, perform the following steps: Power off the printer. Close all printer covers and doors. Remove the standard 250-sheet paper tray. Hold down the up and down buttons on the printer and power the printer on. Release your fingers from the keys when the message Diagnosing... appears. Customer Mode and ESS Diag are displayed. Press the down button until IOT Diag appears and press the check button.On the LCD, Digital Input appears. Press the down button until Digital Output appears and press the check button. Press the up button until DO-a READY appears and press the check button.On the LCD, DO-a EXEC appears and the motor noise should be heard with no grinding sounds. Press the Cancel button to stop the test.On the LCD, DO-a READY appears. Press the Menu button. Power the printer off and then back on.If error still occurs, Contact Technical Support. 007-344 Restart Printer Power Cycle the Printer. If error still occurs, Remove and Reseat the 550-Sheet Paper Tray Inspect the 550-sheet tray feed rollers on the Dell™ 3110cn, 3115cn printer. IF, the feed rollers do not rotate, Contact Technical Support. . IF, the Feed Rollers rotate: Run diagnostics on the tray 2 feed motor on the Dell™ 3110cn printer. To run diagnostics on the tray 2 feed motor, perform the following steps: Power off the printer. Close all printer covers and doors. Hold down the up and down buttons on the printer and power the printer on. Release your fingers from the keys when the message Diagnosing... appears. Customer Mode and ESS Diag display. Press the check button to select ESS Diag. Press the down button until IOT Diag appears and press the check button.On the liquid crystal display (LCD), Digital Input appears. Press the button down until Digital Output appears and press the check button. Press the button up until DO-19 READY appears and press the check button.On the LCD, DO-19 EXEC appears and the motor noise should be heard with no grinding noise. Press the Cancel button to stop the test.On the LCD, DO-19 READY appears. Press the Menu button. Power the printer off and then back on.If error still occurs, Contact Technical Support.