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November 29, 1999
COMPONENT LAYOUT
1-13
Overall
Information
No
Name
Description
14
MDF Sensor
This detects the presence of a document in the MDF.
16
Thermistor
This monitors the temperature at the hot roller
surface.
17
Thermofuse
This interrupts the AC power to the fusing lamp if the
temperature of the thermistor exceeds 470
°
C.
22
Paper End Sensor
Detects when the paper in the tray has run out.
23
AIO Cartridge Sensor
This detects whether the AIO cartridge is installed or
not.
25
Laser Synchronization
Detector
Detects the laser beam at the start of the main scan.
28
Paper Tray Side Cover
Switch
Detects whether the paper tray side cover is opened
or closed.
30
Paper Size Detector
This detects the paper size installed in the tray. The
user must set the dial to the correct size.
32
Toner End Sensor
Detects when the toner has run out.
34
Registration Sensor
Detects when paper reaches the registration roller.
36
Paper Near End Sensor
Detects when the paper has almost run out.
4. Interlock Switch
No
Name
Description
31
Interlock Switch
If the left cover is opened, this switch interrupts the
+5VLDL power supply for the laser diode and the
+24VM power supply for the fusing lamp.
5. Others
No
Name
Description
5
Stamper Ass’y
This stamps a red circle on each page that is
successfully fed through the scanner (for memory
transmission) or transmitted (for immediate
transmission).
15
Xenon Lamp
Applies high intensity light to the original for exposure.
18
Fusing Lamp
The heat from this lamp fuses the toner to the paper.
19
Registration Clutch
Transfers drive from the paper feed motor to the
registration roller.
21
Paper Feed Clutch
Transfers drive from the paper feed motor to the
paper feed roller.
26
Monitor Speaker
Allows the user to hear the telephone line condition.