Konica Minolta bizhub PRO 1050 Service Manual page 371

Field Service Ver3.0 Nov.2006
C. ADF Centering adjustment
Adjust the mis-centering of images when scanning
from the ADF.
Info HJG: ADF Zentrierung
(Siehe untere Info)
NOTE
• Be sure the printer centering has been
adjusted.
(1) Procedure
1. Enter the service mode.
2. "Service mode menu screen"
Press the [01 Machine Adjustment] key.
3.
A sub menu appears on the right side of the
screen.
Press the [04 Centering Adjustment] key on the
sub menu.
4.
"Centering adjustment mode menu screen"
Press the [03 ADF Centering Adjustment] key
and press the [COPY] key.
5. "ADF centering adjustment screen"
Press the [Next] or the [Back] key to select the
item you adjust, and press the [COPY] key.
The item switches as follows:
ADF Centering Adjustment (SIDE1:Small)
ADF Centering Adjustment (SIDE2:Small)
ADF Centering Adjustment (SIDE1:Large)
ADF Centering Adjustment (SIDE2:Large)
ADF Centering Sensor Adjustment (SIDE1:A4)
or (SIDE1:8.5 x 11)*1
ADF Centering Sensor Adjustment (SIDE1:A3)
or (SIDE1:11 x 17)*1
*1 When the power switch is ON, the ADF's
centering correction sensor /Fr position is
automatically detected and displayed.
Info HJG:
Formate A4 und A3 werden automatisch
über den Centringsensor justiert (siehe bei Note)
↓
↓
↓
↓
↓
Note
• SIDE 1 represents the front side and SIDE 2
represents the back side.
• "Small" represents paper which is smaller
than 300 mm in the sub-scan direction.
However, this excludes A4 or 8.5 x 11 which
is automatically adjusted by the centering
sensor.
• "Large" represents paper which is larger
than 300 mm in the sub-scan direction.
However, this excludes A3 or 11 x 17 which
is automatically adjusted by the centering
sensor.
• When adjusting ADF centering sensor
adjustment (SIDE1:8.5 x 11) and (SIDE1:11 x
17), change the centering sensor /Fr posi-
tion to "LT" side. Then, turn OFF/ON the
power switch, and follow the procedure of
this adjustment. (See chapter III "1.5
Centering sensor switchover adjustment"
in the Theory of Operation for DF-603)
6. Select paper according to the adjusted item.
Set the "adjustment chart" on the ADF and
press the Start button.
7.
Fold the printed paper into two along the center
in the main scan direction, and measure how
much the left and right lines misalign from each
other.
• Standard value: within ± 2 mm
8.
When the value is not within the standard value,
press the [SERVICE] key.
9.
[ADF centering adjustment screen]
Enter a numeric value through the numeric keys
and press the [Set] key.
• Setting range:-30 (image in front) to
+30 (image in back)
1 step = 0.1 mm
10.
Repeat steps 5 to 9 until the standard value
can be obtained.
10. SERVICE MODE
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