Mechanical Adjustment; Mis-Centering Adjustment Of The Trays 1, 2 And 3; Procedure - Konica Minolta bizhub PRO 920 Service Manual

11. MECHANICAL ADJUSTMENT

11. MECHANICAL ADJUSTMENT

11.1 Mis-centering adjustment of the trays 1, 2 and 3

When the mis-centering of paper varies for each paper supplied from the trays 1 and 2, conduct this adjust-
ment. Mis-centering is automatically adjusted at the image processing section. However, when there occurs a
mis-centering that cannot be adjusted automatically, conduct this adjustment.
11.1.1

Procedure

[1]
[3]
[2]
[3]
[1]
432
1.
Disable (data=1) the Software DIPSW12-3 "Printer
mis-centering correction." (See "10.9.1 Software
switch setting.")
2.
Perform copying/printing without automatic cor-
rection to check the mis-centering of image.
3.
Pull out the paper feed tray. (See "6.3.18 Remov-
ing/reinstalling the paper feed tray 1 and 2," and
"6.3.20 Removing/reinstalling the paper feed tray
3.")
4.
If any paper remaining, remove it.
5.
If the paper guide [1] is at the small size position,
stretch the guide.
6.
Loosen 2 screws [2].
7.
Move the paper guide [1]. According to the mis-
centering you checked in step 2, adjust the center
position using the marking line [3].
[2]
8.
Tighten 2 screws [2].
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9.
Insert a paper and set the tray.
10.
Conduct the copy/print operation, and check to
see if the mis-centering between the center [1] of
paper and the center of the copy image [2] is
within the standard value (±3 mm or less [3]).
11.
When not up to the standard value, repeat the
steps 3 to 10.
12.
Enable (data=0) the Software DIPSW12-3 "Printer
mis-centering correction." (See "10.9.1 Software
switch setting.")
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Field Service Ver2.0 Aug.2005