120 6 TroubleshootingSysError ***-***Press SETA system error occurred.Copy down the error code (***-***) on the display, and contact our Customer SupportCenter or your dealers.Pressing the button on the control panel clears the error.Note• If the six-digit number (***-***) is “016-739” or “016-740”, the network expansioncard (optional) may not be installed correctly. Reinstall the network expansion cardto the printer and try printing again.SysError ***-***Reboot PrinterThe printer may be at fault.Switch the power off, wait for the display to go out, and switch the power back onagain. If the same error code is displayed, copy down the error code (***-***), andcontact our Customer Support Center or your dealers.Refer to• "Network-related Problems (DocuPrint C1110 only)" (P. 121)Toner Cartridge[X] Mismatch(X: Y, M, C, or K)The X toner cartridge is not appropriate for the printer.Use an appropriate toner cartridge and install it correctly in the printer.Wrong Paper SizeReload Tray 1K LLoad Tray 1XXXXXXXXThe paper size loaded in the tray 1 does not match the paper size set on the controlpanel.Load paper of the size indicated in the message (XXXXXXXX) in the tray 1.Refer to• "Loading Paper in the Tray 1" (P. 78)Wrong PasswordPress SETThe password of the PDF file and that set on the printer do not match.Cancel the job by pressing the button on the control panel.Set the correct password on the control panel and try printing again.Refer to• "PDF" (P. 96)Wrong SizePaperat Manual FeederK LLoad Proper SizeThe paper size loaded in the manual feeder does not match the paper size set on theprint driver.Load paper of the size set on the print driver.Refer to• "Loading Paper in the Manual Feeder" (P. 77)Message Symptom/Cause/Remedy