Ricoh A217 Service Manual page 9

– insert version –
Hide thumbs Also See for A217:
Table of Contents

Advertisement

ELECTRICAL COMPONENT DESCRIPTIONS
Symbol
Index
No.
M2
66
M3
73
M4
56
M5
48
M6
74
M7
65
M8
78
M9
60
M10
55
M11
36
M12
39
M13
38
M14
75
M15
68
59
M16
Sensors
S1
13
S2
15
S3
18
S4
46
S5
16
S6
47
S7
49
S8
50
S9
12
Description
Toner Bottle Drive Rotates the toner bottle to supply toner to the
Tray Lift
Polygonal Mirror
LCT Lift
Optics Exhaust
Fan
IPU Fan
Exhaust Fan
Ozone Fan
Scanner Drive
Duplex Feed
End Fence
Jogger
Side Fence
Jogger
DC Drive Board
Fan
Charge Inlet Fan
Development
Drive
By-pass Feed
Paper Width
By-pass Feed
Paper End
Tray Paper End
Upper Relay
Tray Upper Limit
Lower Relay
LCT Lower Limit
LCT Paper End
LCT Upper Limit
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

Advertisement

Table of Contents
loading

Table of Contents