4.2.Cleaning
4.2.Cleaning
In addition to the maintenance procedures described on the following pages, the charger wire in the drum unit and paper feed unit should be cleaned from time to time, or whenever print quality problems occur.
To avoid print quality problems, the following printer parts must be cleaned with every toner con- tainer replacement.
☛ If the toner container has been replaced when the message was displayed, the message ! will be displayed after replacement. After cleaning the inside of the printer following the procedure shown below, press the CONTINUE key; the mes- sage will disappear and the printer will be ready for printing.
Main Charger Unit
The main charger unit grid should be cleaned when the toner container is changed.
Cleaning the Charger Wire
1.Open the printer side cover.
Main Charger Unit
Side Cover 
2.Pull the cleaning knob (Green) slowly in and out a few times. This pulls a cleaning pad inside the drum unit along the wire.
Cleaning Knob (Green)
