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9-5. Cleaning the Paper Holder and the Surrounding Area
Clean the paper holder of debris, dust, paper particles, glue, etc. that may have accumulated.
Cleaning is recommended once every six months or one million lines.
9-4. Cleaning the Sensors and the Surrounding Area
Clean the sensors (particularly the reflection sensors) of debris, dust, paper particles, etc.
Cleaning is recommended once every six months or one million lines.
POWE
R ERROR
PAPEROUT
SLIP
FEED
RELEA
SE
PE Sensor
If the dust that accumulates in these
areas enters inside the printer, it can
cause a sensor failure.
Sensors
COF Sensor
TOF Sensor
Содержание PH640
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