C5300 Troubleshooting • 193Miscellaneous problemsThe power is on, but the printer does not go online.Print processing does not start.Print processing cancels.Printer makes a strange noise.Possible cause RemedyBad connection Switch off the printer and disconnect the powercable. Reconnect the power cable and switch theprinter on. If this does not clear the fault, call forservice.Possible cause RemedyPrinter error Check the control panel. If an error message isdisplayed, correct the problem.Possible cause RemedyThe printer interfacecable is faulty.Replace the printer interface cable.The time out setting istoo short.Reset time out in the menu to a higher value(SYS CONFIG MENU → WAIT TIMEOUT).Possible cause RemedyThe printer is nothorizontal.Place the printer on a stable, level surface.There are scraps ofpaper or other foreignmatter inside the printer.Check the inside of the printer and remove anysuch objects.The top cover is notfirmly shut.Press the left and right sides of the top cover.