Sharp AL-1661CS, Service Manual

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AL-1661CS OPERATIONAL DESCRIPTIONS 7 - 9
C. Back copy
Document transport:
By switchback operation, the document is sent through the PS roller to
the exposure section, where the back of the document is exposed.
• It is sent to the document exit section by the transport roller and the
paper exit roller.
• R-SPF gate solenoid ON. The document is sent to the intermediate
tray, (but not discharged completely.)
• It is stopped once and switchback operation is performed.
• It is sent through the PS roller and the exposure section (without
exposure operation) to the document exit section.
• R-SPF gate solenoid OFF
• The document is discharged to the document exit tray.
Paper transport:
Switchback operation is performed.
• The paper is sent through the upper side of the gate section and the
duplex transport section, and the PS roller, and the images on the
back are transferred.
• It is sent through the fusing section and discharged to the paper exit
tray.
Switchback operation is made after back copying in order to discharge
documents according to the setting.
Set document Documents after discharge,
There are following job modes as well as D-D mode.
S - S (Simplex to Simplex)
S - D (Simplex to Duplex),
Rotation copy mode (The back images are rotated 180°C.)
S - D (Simplex to Duplex), Copy mode without rotation
D - S (Duplex to Simplex)
Rotation copy mode:
The front and the back are in upside down each other.
Copy mode without rotation:
The front and the back are not in upside down.
9. Shifter
Shift width: 2.5cm
The offset function by the shifter is turned ON/OFF by the user pro-
gram.
According to the setting, offset operation is performed for every job.
(Default: ON)
1
with empty feed
4
without empty feed
3
2 3 4
3 2 1
4 1 2