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P THEORY OF OPERATION > 1. d-Color MF4003/MF3303

P-37

d-Color MF4003/MF3303

1.10PAPER FEED SECTION (Manual bypass tray)

1.10.1 Configuration

[1]

[2]

[3]

[4]

[5]

[1] Bypass pick-up roller [2] Bypass tray paper empty sensor (PS4)

[3] Manual separation pad [4] Manual bypass tray feed roller

[5] Manual paper feed clutch (CL2) -

1.10.2Drive

[4]

[1]

[2]

[3]

[1] Manual paper feed clutch (CL2) [2] Bypass pick-up roller

[3] Manual bypass tray feed roller [4] Main motor (M1)

1.10.3Operation

(1)Paper feed control

• Rotation of the main motor is transmitted to the manual bypass tray feed roller via the manual paper feed clutch to rotates the roller.

• The rotation shaft of the swing arm mounted on the same shaft as the manual bypass tray feed roller is rotated, so that the bypass pick-

up roller is lowered to the feed position.

• The bypass pick-up roller is rotated by a drive gear to thereby feed paper onto the manual bypass tray feed roller.

Y119930-3

Service Manual

Olivetti d-Color MF4003 User Manual

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