Cleaning the drum unit

If your printout has coloured dots at 3.7 in. (94 mm) intervals, follow the steps below to solve the problem.

a Make sure that the machine is in the Ready mode. Press Menu, 6, 7, then press Mono Start or Colour Start to print the drum dot check sheet.

67.Drum Dot Print

Printing

b Turn off the machine. Unplug the telephone line cord first, disconnect all cables, and then unplug the power cord from the electrical socket.

Routine maintenance

c Press the front cover release button and then open the front cover.

A

103