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ELECTRICAL COMPONENT DESCRIPTIONS
Symbol
Index
No.
M2
66
Toner Bottle Drive Rotates the toner bottle to supply toner to the
M3
73
Tray Lift
M4
56
Polygonal Mirror
M5
48
LCT Lift
M6
74
Optics Exhaust
Fan
M7
65
IPU Fan
M8
78
Exhaust Fan
M9
60
Ozone Fan
M10
55
Scanner Drive
M11
36
Duplex Feed
M12
39
End Fence
Jogger
M13
38
Side Fence
Jogger
M14
75
DC Drive Board
Fan
M15
68
Charge Inlet Fan
59
Development
M16
Drive
Sensors
S1
13
By-pass Feed
Paper Width
S2
15
By-pass Feed
Paper End
S3
18
Tray Paper End
S4
46
Upper Relay
S5
16
Tray Upper Limit
S6
47
Lower Relay
S7
49
LCT Lower Limit
S8
50
LCT Paper End
S9
12
LCT Upper Limit
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Description
toner supply unit.
Raises the bottom plate in the paper tray.
Turns the polygonal mirror.
Lifts up and lowers the LCT bottom plate.
Removes heat from the optics unit.
Removes heat from the IPU board.
Removes heat from around the fusing unit.
Removes ozone-laden air from inside the
machine.
Drives the 1st and 2nd scanners (dc stepper
motor).
Drives the feed roller and moves the bottom
plate up and down.
Drives the end fence jogger to square the
paper stack.
Drives the side fence jogger to square the
paper stack.
Removes heat from around the DC drive
board.
Provides air flow around the charge corona
unit section.
Drives the development unit.
Informs the CPU what width paper is in the
by-pass feed table.
Informs the CPU that there is no paper in the
by-pass tray.
Informs the CPU when the paper tray runs
out of paper.
Detects the leading edge of paper from the
paper tray and duplex unit to determine the
stop timing of the paper feed clutch and
duplex feed motor. Also detects misfeeds.
Detects the height of the paper stack in the
paper tray to stop the upper tray lift motor.
Detects misfeeds.
Sends a signal to the CPU to stop lowering
the LCT bottom plate.
Informs the CPU when the LCT runs out of
paper.
Signals the CPU to stop lifting the LCT
bottom plate.
6
14 August 1997
Note
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