1 - 80Chapter 1 Troubleshooting5. Image Quality Trouble5.1 Entry Chart for Image Quality TroubleshootingIt is stated as the Printer Controller is normal. By operating test print with theengine only, if the trouble is on Printer Controller side or the engine side cansimply be diagnosed, except those phenomena that are not able to be diagnosedby test print.- Test print result with the engine only is normal. ---> Malfunction on PrinterController side- Test print result with the engine only is also abnormal. ---> Malfunction on theengine sideWhen it is the case of [Malfunction on Printer Controller side], replace with normalPrinter Controller and normal Interface Cable, and check.When the trouble still occurs after replacement, check the host side, and thenoperate Troubleshooting efficiently, using the following image quality FIPaccording to each phenomenon.StartTest PrintingIs there a corresponding FIP?Carry out the corresponding troubleshooting. TroubleshootThe trouble is restored?The trouble is restored?End EndNoNo NoYesYes Yes
