1-15
SM A229
Overall
Information
Symbol Name Function
Index
No.
M23 Fusing Fan Removes heat from around the fusing
unit.
50
M24 Duplex Cooling Fan Removes heat from around the duplex
unit.
47
M25 PSU Cooling Fan Removes heat from around the PSU. 59
Magnetic Clutches
MC1 Toner Supply Turns the toner supply roller to supply
toner to the development unit.
41
MC2 Toner Recycling Drives the toner recycling unit. 2
MC3 1st Paper Feed Starts paper feed from tray 1. 112
MC4 2nd Paper Feed Starts paper feed from tray 2. 115
MC5 3rd Paper Feed Starts paper feed from tray 3. 120
MC6 By-pass Feed Starts paper feed from the by-pass
table.
100
MC7 Duplex Transport
Drives the duplex transport rollers to
transport the paper to the duplex feed
rollers.
67
MC8 Duplex Feed Starts paper feed out of the duplex
tray back into the machine via to the
relay rollers.
70
MC9 1st Vertical Relay Drives the 1st vertical transport
rollers.
113
MC10 2nd Vertical Relay Drives the 2nd vertical transport
rollers.
116
MC11 3rd Vertical Relay
Drives the 3rd vertical transport
rollers.
119
MC12 Relay Drives the relay rollers. 103
Switches
SW1 Main Power
Provides power to the machine. If this
is off, only the heaters receive power.
11
SW2 Operation Provides power for machine
operation. The machine still has
power if this switch is off.
30
SW3
Front Door Safety
Switch 1
Cuts the +5 V LD dc power line. 12
SW4 Front Door Safety
Switch 2
Detects if the front door is open or not,
and cuts the +24 V dc power line.
13
SW5 Front Door Safety
Switch 3
Cuts the +5 V LD dc power line. 14
SW6
Lower Front Door
Safety
Cuts the +24 V dc power line. 10
SW7 Toner Collection
Bottle Set
Detects if the toner collection bottle is
set or not.
7
SW8 Toner Overflow Detects when the toner collection
bottle is full.
6
Rev. 12/15/98
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