6.ELECTRICAL COMPONENT DESCRIPTIONS
Refer to the electrical component layout on the reverse side of the Point to Point
(Water proof paper) index numbers.
Name Function Index. No.
Motors
Main Drives all mechanical components except the
fans. (DC Motor)
32
Exhaust Fan Removes the ozone built up around the drum
section to the ozone filter. (DC Motor)
5
Magnetic Clutches
Registration Drives the registration rollers. 30
Toner Supply Turns on to supply toner to the development unit. 31
Solenoids
Pick-off Pawl Moves the pick-off pawls against the drum. 6
Switches
Main Supplies power to the copier. 17
Original & Paper
Feed Safety
Cuts ac power when the original or paper feed
unit is opened.
18
Fusing Exit
Safety
Cuts ac power when the fusing exit unit is
opened.
12
Sensors
Door Open Indicates "Door Open" in the operation panel
and prohibits the key operation.
29
Toner Density Detects the density of toner in the developer. 26
Original
Registration
Detects when the original lead edge passes at
the front of the exposure glass.
4
Light Detects the intensity of the exposure lamp
output.
27
Entrance Feed Detects when copy paper is inserted (jam
detector).
24
Registration Detects when copy paper arrives at the
registration rollers (jam detector).
25
Exit Detects jams through the fusing exit unit. 7
Printed Circuit Boards
SM 1-8 A163
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