Konica Minolta Magicolor 8650 Service Manual page 234

Field Service Ver. 2.0 Nov. 2007
(5) Vertical Adjustment
Functions • To synchronize the paper transport speed with the image writing speed.
Use • The l adjustment becomes necessary.
• The printed image distorts (stretched, shrunk).
• When the printed image is stretched in the sub scan direction.
• Able to make an individual adjustment for each paper type of 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 tray 1 with A3 or 11 × 17 plain paper.
Procedure 2. Call the Admin. Settings to the screen.
3. Select these keys in this order: [Expert Adjustment] → [PrinterAdjustment] → [Verti-
cal Adj.].
4. Select [Print] and press the Menu/Select key to let the machine produce a test pat-
tern.
5. Check width A (equivalent to one grid) and width B (equivalent to 48 grids) on the
test pattern.
6. If width of A or B falls outside the specified range, change the setting using
keys.
7. Press the Menu/Select key to let the machine produce a test pattern again.
8. Check width A and width B on the test pattern.
9. If width A or B falls outside the specified range, change the setting value and make a
check again.
10.If width A or B falls within the specified range, press the Menu/Select key.
11.Following the same procedure, adjust for [Thick 1 to 4].
(6) Erase Leading Edge
Functions • To set the leading edge erase amount of the paper.
Use • To change the width of the area not printed along the leading edge of the paper.
Setting/ • The default setting is "4 mm".
Procedure
NOTE
• When "4 mm" is selected, 4.2 mm is the actual amount to be erased in print
based on the control system of the machine.
Confidential – for internal use only, do not distribute
B
A00JF3C506DA
"4 mm" 5 mm
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: 389.1 to 392.1
Setting Range
A, B: -7 to +7
7 mm
8. Utility Mode
and
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