Konica Minolta bizhub C658 Service Manual page 1995

bizhub C658/C558/C458/C368/C308/C258
(3) Adjustment direction conceptual drawing
Upper view
[1] DF movement direction (hinge movement direction): -
[3] DF movement direction (hinge movement direction): +
3.9.2 DF Skew(Back) adjustment mechanism
• The DF skew (Back) adjustment mechanism is provided in the CIS module mounting area on the front DF frame.
• Rotation of the adjusting dial moves the CIS module left-right. It changes the relative position of the DF frame and CIS module. Also, it
corrects the inclination of the second-side image that is scanned from the CIS module.
(1) CIS module mounting area
• Loosen the two CIS adjusting plate fixing screws and turn the adjusting dial to move the adjusting plate left-right. The CIS module moves
together.
• Turn the adjusting dial to the right to move the adjusting plate (CIS module) right (+)
• Turn the adjusting dial to the left to move the adjusting plate (CIS module) left (-)
• Read the adjustment amount from the reference line position. (Default: Center)
• The CIS adjusting plate correction amount can be measured automatically through scanning the adjustment chart in Service Mode
DFSkew (Back)".
See " I.15.1.3 Adjusting back side skew feed on
[2]
[7]
[4] [6]
[1] CIS module (CIS)
−
＋
[1]
[2]
[3]
ADF" for details about the "ADF/DFSkew (Back)".
[4]
[3]
[8]
[5]
[9]
PC THEORY OF OPERATION DF-704 > 3. OPERATION
[2] Home position
- -
[1]
[2]
[3]
[2] Reference plate
PC-21
"ADF/