Table 1-5 Motors (continued)
Abbreviation Name Purpose Type Failure detection
M12 Residual toner-feed
motor
Drives the residual
toner feed screw
DC motor Yes
M13 Pickup motor Drives the tray pickup
roller, MP tray pickup
roller, feed roller,
registration roller, and
re-pickup roller
Stepping motor No
Table 1-6 Fans
Abbreviation Name Cooling area Type Speed
FM1 Power supply fan Around the power
supply unit
Intake Full/half
FM2 Cartridge fan Around the cartridges Intake Full/half
FM3 Delivery fan Around the delivery
unit
Intake Full/half
High-voltage power supply
The high-voltage power supply delivers the high-voltage biases to the following components used to
transfer toner during the image-formation process:
●
Primary-charging roller (in the cartridge)
●
Developing roller (in the cartridge)
ENWW
Engine-control system
9
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