What causes paper jam during paper insertion in Oki Printer?
If your Oki Printer is experiencing paper jams during paper insertion, the issue may be with the Pressure Roller Mechanism or the Pull Up Roller Cover. Check the trouble status according to Table 6.1 for detailed troubleshooting.
Why is my Oki ML420 not turning on?
If your Oki Printer is not receiving power, the potential causes include the Power Supply Unit, Main Control PCB, Space Motor, Carriage Cable, or Printhead. To diagnose the specific issue, check the trouble status according to Table 6.1 for detailed troubleshooting steps.
Why is the print quality faint or too dark on my Oki ML420 Printer?
If your Oki Printer is producing faint or dark prints, the problem could be related to the Printhead, Ribbon Feed Assembly, or Main Control PCB. Check the trouble status according to Table 6.1 for detailed troubleshooting information.
What causes line feed trouble on Oki Printer?
Line feed issues on your Oki Printer can be caused by the LF Motor, Platen Assy, LF Mechanism, or Main Control PCB. Consult Table 6.1 for detailed troubleshooting steps to resolve the problem.
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