Dell 3010cn - Color Laser Printer, Service Manual

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T Cassette Switch (special for 250 sheets)
There are two types of 250 sheets cassette, standard cassette and legal cassette, and the
device needs to recognize which cassette is being installed. The device recognizes the
cassette type by the Cassette Switch position. The Cassette Switch detects the cassette type
and detects existence or non-existence of the cassette.
T
No Paper Sensor
No Paper Sensor detects existence or non-existence of the paper. When there is no more
paper, the actuator blocks the sensor by lowering by its own weight. At such time, no paper
state is detected. (No paper: Sensor light shielding.)
T
Feeder Door Switch
Feeder Door Switch detects open or close of the Tray door.
T
Tray Lock
Securely fix the Paper Feeder to the main body by rotating the two lock MC to FDRs on the
right and left side.
Leg_Sec06_067FA
Not used.
Detects the type. (Push if the type is "legal".)
Detects existence or non-existence.
(Push if it exists.)
Leg_Sec06_071FA
Lock MC To FDR
Chapter 6 Principle
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of
O
peration