Ricoh FW870, User Manual, Page: 12 / 206

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.
Motor
Main Motor
Drives the drum and the registration roller. (dc motor) 20
Development Motor Drives the development unit components. (dc motor) 22
Fusing Drive Motor Drives the fusing unit components. (dc motor) 2
Original Feed Motor Drives original feed rollers. (dc motor) 25
Roll Feed Motor Drives the 1st, 2nd and 3rd roll feed rollers. (dc motor) 52
Cutter Motor Drives the roll cutter. (dc motor) 56
Exhaust Fan Motor
Removes the ozone built up around the drum section
to the ozone filter. (dc motor)
7
Vacuum Motor 1
Provides suction so paper is held firmly on the
transport belt.
19
Vacuum Motor 2
Provides suction so paper is held firmly on the
transport belt.
10
Wire Cleaner Motor Drives the wire cleaner. 24
Magnetic Clutches
Roll Feed Clutch 1
Transmits the roll feed motor drive to the 1st roll feed
roller.
55
Roll Feed Clutch 2
Transmits the roll feed motor drive to the 2nd roll feed
roller.
58
Roll Feed Clutch 3
Transmits the roll feed motor drive to the 2nd roll feed
roller.
54
Registration Clutch
Transmits the main motor drive to the registration
roller.
23
Toner Supply Clutch Turns on to supply toner to the development unit. 21
Solenoids
Pick-off Pawl
Solenoid
Moves the pick-off pawls against the drum. 66
Exit Gate Solenoid Moves the exit gate to change paper path. 12
Original Gate
Solenoid
Moves the original gate to change original path. 1
Switches
Main Switch
Supplies power to enable copy operation. 37
Exit Cover Open
Switch
Detects whether the exit cover is open or not. 33
Left Cutter Switch
Detects whether the cutter unit is at the left home
position or not.
57
Right Cutter Switch
Detects whether the cutter unit is at the right home
position or not.
50
3rd Roll Feed Door
Open Switch
Detects whether the 3rd roll feed door is open or not. 53
Upper Unit Safety
Switch
Cuts ac power when the upper unit is open. 38
O
ver
all
Inf
o
rm
at
ion
25 July 1996 ELECTRICAL COMPONENT DESCRIPTIONS
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