Canon imageFORMULA DR-M160 Service Manual page 102

CHAPTER 5 TROUBLESHOOTING
b. Manual Registration Adjustment
Registration adjustment
performed in automatic mode. This manual
adjustment is a mode that performs fine
adjustment of the result of the automatic
adjustment. Note that it does not reduce
variations in the registration position.
Adjustment sheet
Use the same sheet as the scale
parameter adjustment sheet. For details,
refer to the
Adjustment" section.
Operation Procedure
1) Place a single adjustment sheet and
adjust the document guides. Place with
the pattern surface at the back and the
leading edge facing down (inside the
machine).
2) Set the scanning modes and select the
[Scan] button.
Note: Set the resolution to [300 dpi] or [600
dpi], and set the size to match the sheet
size you are using or set to either [Auto
Size] or [None Separate Feed].
Other settings are the setting values
stored in the service tool and the mode is
[Gray]. Note that if you perform a scan
using the "Scan Check" screen before
scanning using the "Extended Setting"
screen, those settings are applied.
3) Enlarge the image and check the leading
edge position.
4) The value to adjust is changed by directly
entering in the data box or by using the
scroll arrows. This amount of additional
change is added to the value previously
set by the automatic adjustment.
For example, if the value is already [0.4],
then enter [-0.6] if you want to add 1mm
5-32
is normally
"Scale Parameter
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to make the reading start 1mm earlier, or
enter [1.4] if you want to subtract 1mm.
5) After setting, always select the [Set]
button.
Figure 5-257
6) Scan the image again and check the
position.
0.4
↓
-0.6
CANON DR-M160 FIRST EDITION