Printer Area - Konica Minolta bizhub C650 Service Manual

Field Service Ver. 8.0 Jun. 2008
10.4.5

Printer Area

A. Leading Edge Adjustment
Functions • To vary the print start position in the sub scan direction for each of different paper
types in the manual bypass tray.
(To adjust the timing where paper is sent out from the timing roller)
Use • The PH unit has been replaced.
• The paper type has been changed.
• The image on the copy deviates in the sub scan direction.
• A faint image occurs on the leading edge of the image.
• This setting can be made independently for plain paper, Thick 1/1+, Thick 2, Thick 3,
Thick 4, OHP transparencies, and envelopes.
Adjustment
Specification
Width A
Adjustment If width A is longer than the specifications, make the setting value smaller than the cur-
Instructions rent one.
If width A is shorter than the specifications, make the setting value greater than the cur-
rent one.
Setting/ 1. Place A3 paper on the manual bypass tray.
Procedure 2. Call the Service Mode to the screen.
3. Touch [Machine] → [Printer Area] → [Leading Edge Adjustment].
4. Select the [Plain Paper].
5. Press the Start key to let the machine produce a test pattern.
6. Check the dimension of width A on the test pattern.
7. If width A falls outside the specified range, change the setting using the [+] / [-] key.
8. Press the Start key to let the machine produce a test pattern.
9. Check the dimension of width A on the test pattern.
10.If width A is outside the specified range, change the setting again and make a check
again.
11.If width A falls within the specified range, touch [END].
12.Following the same procedure, adjust for Thick 1 to 3, OHP film, and Enve.
Width A on the test pattern produced should
fall within the following range.
Specifications: 4.2 ± 0.5 mm
Setting range: -3.0 mm to +3.0 mm
A00JF3C504DA
10. Service Mode
(in 0.2 mm increments)
447