Table of Contents
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June 30, 1998
Symbol
M23
Fusing Fan
M24
Duplex Cooling Fan
M25
PSU Cooling Fan
Magnetic Clutches
MC1
Toner Supply
MC2
Toner Recycling
MC3
1st Paper Feed
MC4
2nd Paper Feed
MC5
3rd Paper Feed
MC6
By-pass Feed
MC7
Duplex Transport
MC8
Duplex Feed
MC9
1st Vertical Relay
MC10
2nd Vertical Relay
MC11
3rd Vertical Relay
MC12
Relay
Switches
SW1
Main Power
SW2
Operation
SW3
Front Door Safety
Switch 1
SW4
Front Door Safety
Switch 2
SW5
Front Door Safety
Switch 3
SW6
Lower Front Door
Safety
SW7
Toner Collection
Bottle Set
SW8
Toner Overflow
Name
Removes heat from around the fusing
unit.
Removes heat from around the duplex
unit.
Removes heat from around the PSU.
Turns the toner supply roller to supply
toner to the development unit.
Drives the toner recycling unit.
Starts paper feed from tray 1.
Starts paper feed from tray 2.
Starts paper feed from tray 3.
Starts paper feed from the by-pass
table.
Drives the duplex transport rollers to
transport the paper to the duplex feed
rollers.
Starts paper feed out of the duplex
tray back into the machine via to the
relay rollers.
Drives the 1st vertical transport
rollers.
Drives the 2nd vertical transport
rollers.
Drives the 3rd vertical transport
rollers.
Drives the relay rollers.
Provides power to the machine. If this
is off, there is no power supplied to
the machine.
Provides power for machine
operation. The machine still has
power if this switch is off.
Cuts the +5 V LD dc power line.
Detects if the front door is open or not,
and cuts the +24 V dc power line.
Cuts the +5 V LD dc power line.
Cuts the +24 V dc power line.
Detects if the toner collection bottle is
set or not.
Detects when the toner collection
bottle is full.
1-15
ELECTRICAL COMPONENT DESCRIPTION
Function
Index
No.
50
47
59
41
2
112
115
12
100
67
70
113
116
119
103
11
30
12
13
14
10
7
6
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