Ricoh Aficio FX10 Service Manual page 18

OVERALL MACHINE INFORMATION
COMPONENT LAYOUT
3. Sensors
No. Name
7 Toner End Sensor
Registration Sensor
9
Paper Exit Cover Switch
10
Paper Feed-out Sensor
11
21 Paper End Sensor
22 Cassette Sensor
Bypass Feed Sensor
26
Scanner Home Position
27
Sensor
29 Document Sensor
Scan Line Sensor
30
31 ADF Switch
32 Platen Cover Sensor
4. Interlock Switches
No. Name
Fusing Unit Cover
16
Interlock Switches
17
5. Others
No. Name
Zener Diode
12
13 Fusing Lamp
14 Thermistor
Thermostat
15
19 Lamp Stabilizer
Description
This detects when the toner has run out.
This detects when the paper has reached the
registration roller.
This detects when the paper feed-out cover is open or
closed.
This detects when the paper has been fed out of the
printer.
This detects when the paper in the cassette has run out.
This detects whether the cassette is open or closed.
This detects when a sheet of paper has been inserted
into the bypass feed slot.
This detects when the image sensor is at the home
position.
This detects the presence of a document in the feeder.
This detects when a page is approaching the auto
shading position.
This detects whether the ADF unit is open or closed.
This detects whether the platen cover is open or closed.
Description
If the fusing unit cover is open, these interlock switches
interrupt the +5VLD power supply for the laser diode
and the +24VD power supply for the power pack,
motors, and other components.
Description
This ensures that the charge given to the drum by the
charge corona wire does not exceed -750 volts.
This fuses the toner to the paper.
This monitors the temperature inside the fusing unit.
This interrupts the ac power supply to the fusing lamp if
the temperature of the thermostat surface exceeds
400°C.
This supplies power to the xenon lamp.
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June 10th, 1997