Service Manual
Page 71
...When the Error LED comes on . 4. The Ready LED comes on solid. 8. Diagnostic Aids 3-13 Turn the printer power off. 2. Perform a long button press until all LEDs come on solid and the Error and Press Button LEDs continue blinking. ...7. The printer feeds one blank page in the background when printing. Perform the following steps to normal printing mode. 4044-... to perform the Engine Clean Cycle: 1. The cleaning mode helps eliminate small specs of toner present in a special cleaning mode.
...When the Error LED comes on . 4. The Ready LED comes on solid. 8. Diagnostic Aids 3-13 Turn the printer power off. 2. Perform a long button press until all LEDs come on solid and the Error and Press Button LEDs continue blinking. ...7. The printer feeds one blank page in the background when printing. Perform the following steps to normal printing mode. 4044-... to perform the Engine Clean Cycle: 1. The cleaning mode helps eliminate small specs of toner present in a special cleaning mode.