Radf Scanning Density Adjustment; Radf Image Read Point Adjustment; Fns Adjustment (Fs-112 Only) - Konica Minolta 7145 Service Manual

7145 series Field Service Ver.4.0 Mar. 2004
6. "Basic screen"
Set the ADF adjustment chart on the RADF and
select A3 or 11 x 17 size paper, then press the
START button.
• When the RADF (double side, back) is selected,
make copies from double side → single side
mode, and use the second for the adjustment.
7. Check the miscentering by comparing the origi-
nal with the copy.
• Standard value: Within ± 3mm
8. If it is not within specification, press the # button
while holding down the
9. "Centering adjustment screen"
Enter a value from the numeric keys, then press
the [SET] key.
• Setting range: -74 (inward direction of the center
line) ~ +74 (rear direction of the center line)
1 step = 0.04mm
10. Repeat steps 5 to 9 until the miscentering is
within standard value.
11. Press the [RETURN] key to return to the "RADF
adjustment menu screen".

8.15.5 RADF scanning density adjustment

Whenever the slit glass is replaced, its density in
reading an original must be adjusted in the following
manner.
Note:
• Before starting this operation, every adjustment
must be completed for the scanner's mechanical,
optical and electric system.
• Make sure that the slit glass must be cleaned.
• Make sure that the white chart is not stained or
folded.
A. Procedure
1. Enter the 36 mode.
2. "36 mode menu screen"
Press the [9. RADF adj.] key.
3. "RADF adjustment menu screen"
Press the [5. RADF Scan density adj.] key.
4. "RADF scanner density adjustment screen"
Set the white chart in A4 direction on the RADF.
5. Press the [START] key.
∗
button.
1-71
6. Make sure that the message "Completed" is
indicated in the message display area.
7. If the message "ERROR" appears in the mes-
sage display area, repeat above steps 4 and 5.
Note:
• If "ERROR" is displayed repeatedly, there is a
possibility of a defect in the adjustment of the
scanner machine, optics, or electricrelated parts.
8. Press the [RETURN] key to return to the "RADF
adjustment menu screen".

8.15.6 RADF image read point adjustment

Adjust the original read position while in RADF
copying.
Note:
• The RADF read position adjustment is inhibited in
the field.
8.16 FNS adjustment
(FS-112 only)
Adjust the alignment plate position of the finisher.
When the sheets of paper exited from the finisher
are uneven, adjust the corresponding paper size.
A. Procedure
1. Enter the 36 mode.
2. "36 mode menu screen"
Press the [10. FNS adj.] key.
3. "FNS adjustment menu screen"
Press [1. FNS alignment plate position adjust-
ment (rear)] or [2. FNS alignment plate position
adjustment (front)].
4. "FNS matching plate
screen"
Press the arrow key until the target paper size of
the adjustment is displayed.
5. Press the [Copy screen] key to display the basic
screen. Set the output setting to the group mode
and press the [OK] key.
Conduct the test copy on the paper size in
which irregularity occurs.
36 MODE
position adjustment