C7085-90921 Chapter 4 Printer maintenance 85
Replacing consumable items
Cleaning the toner density sensor
Clean the toner density sensor whenever the imaging drum is replaced
or when the control panel message displays:
DENSITY SENSOR OUT OF
RANGE
.
CAUTION
To avoid scratching the sensor, do not clean it with any paper products.
To clean the toner density sensor
1 Open the ITB drawer and remove the cleaning brush mounted
inside.
2 Open the drum drawer and remove the imaging drum using the blue
handle.
3 Using the cleaning brush, remove all dust and toner particles from
the sensor as illustrated.
4 Replace the imaging drum.
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