Konica Minolta bizhub C353 Service Manual page 397

10. Service Mode
E. Paper Feed Direction Adj.
Functions • To synchronize the paper transport speed with the image writing speed.
Use • Feed Direction Adjustment becomes necessary.
• The print image on the copy distorts (stretched, shrunk).
• When the print image on the copy is stretched in the sub scan direction.
• This setting can be made independently for plain paper, Thick 1, Thick 2, Thick 3, and
Thick 4.
Adjustment
Specification
A
Adjustment If width A or B is longer than the specifications, make the setting value smaller than the
Instructions current one.
If width A or B is shorter than the specifications, make the setting value greater than the
current one.
Adjustment 1. Load manual bypass tray with A3 or 11 × 17 plain paper.
Procedure 2. Call the Service Mode to the screen.
3. Touch [Machine] → [Printer Area] → [Paper Feed Direction Adj.].
4. Select [Plain Paper].
5. Press the Start key to let the machine produce a test pattern.
6. Check width A (equivalent to one grid) and width B (equivalent to 48 grids) on the
test pattern.
7. Touch these keys in this order: [Machine] → [Printer Area] → [Paper Feed Direction
Adj].
8. If width of A or B falls outside the specified range, change the setting using the [+]/[-]
keys.
9. Press the Start key to let the machine produce a test pattern again.
10.Check width A and width B on the test pattern.
11.If width A or B falls outside the specified range, change the setting value and make a
check again.
12.If width A or B falls within the specified range, touch [END].
13.Following the same procedure, adjust for thick paper.
352
Field Service Ver. 4.0 Jun. 2008
Width A and width B on the test pattern pro-
duced should fall within the following ranges.
Width A: equivalent to one grid
Width B: equivalent to 48 grids
Specifications
A: 7.9 to 8.3
B
B: 389.1 to 392.1
Setting Range
A, B: -7 to +7
A00JF3C506DA