Olivetti d-Color MF4003 Service Manual page 630

d-Color MF4003/
MF3303
1.15.2
Drive
[7]
[5]
[6]
[1] ADU reverse rotation clutch (CL7)
[3] Fusing motor (M3)
[5] Paper exit roller
[7] Reverse roller
1.15.3 Operation
(1) Transport control
(a) Paper exit switching mechanism
• The paper transport path is switched between one in the exit direction and one toward the reverse roller.
• Paper exit switching is controlled by switching the exit path switch solenoid ON/OFF.
1. Switchback guide operation
Transport route
A
B
C
[6]
[5]
Reverse rotation
[1] Exit path switch solenoid (SD1)
[3] Paper exit roller
[5] ADU forward rotation clutch (CL6)
(b) <Single-side printing>
• Paper exits outside the machine with the switchback guide in CLOSE mode.
• The reverse roller is stopping.
Service Manual
[1]
[2]
[4]
Normal rotation roller
Normal rotation
Stopping
Stopping
[1]
Normal rotation
B
[4]
A
OPEN mode
[3]
P THEORY OF OPERATION > 1. d-Color MF4003/MF3303
[3]
[2] Exit path switch solenoid (SD1)
[4] ADU forward rotation clutch (CL6)
[6] Exit path switchback guide
-
Exit/reverse roller
Stopping
Reverse rotation
Normal rotation
[2]
C
CLOSE mode
[2] Switchback guide
[4] Reverse roller
[6] ADU reverse rotation clutch (CL7)
P-56
Exit path switch solenoid
OFF
ON
OFF
Switchback guide
CLOSE
OPEN
CLOSE
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