Lexmark C510 Service Manual - Page 89

5021-0XX Message Description Action Menus Disabled Printer menus have been disabled. This occurs when is pressed while printer is Ready and menu lockout is active. The printer display shows this message for one second and then returns to Ready message. No button actions are possible while this message is displayed. If operator has disabled menu and you want to run operator print tests, turn machine Off and then press Return and Select as you turn machine on. Not Ready Printer is in not ready state, which means it is not ready to receive or process data. This message displays when Stop is pressed during a print job. Press Go to take the printer out of the not ready state. Performing Self Test Printer is running normal series of start-up tests after it is powered on. When tests are complete, printer returns to Ready. Printer performs self-test. No button actions are possible while this message is displayed. Diagnostic information 2-11