Konica Minolta BIZHUB 163 Service Manual page 164

Field Service Ver. 1.0 Apr. 2007
D. CCD SUB ZOOM
Functions • To adjust variations in machining and installation accuracy of different IR parts by
varying the scanning zoom ratio in the sub scanning direction.
Use • Used when the scanner drive cables have been replaced.
Setting/ • The default setting is 100.
Procedure
• Adjustment instructions
If the length on the copy is longer than the actual one, decrease the setting value.
If the length on the copy is shorter than the actual one, increase the setting value.
Adjustment • Adjust so that the amount of error falls within ±1.0% of the length to be measured.
Procedure • Adjust so that the following specifications are met when the length of the scale is 300
mm.
Zoom Ratio/Specifications
Zoom Ratio: Full size (× 1.00)
Specifications: 300 ± 3.0 mm
1. Place a scale so that it is at right angles to the original width scale, and copy it.
4. Select [CCD SUB ZOOM] of [ADJUST].
5. Using [ ▲ / ▼ ] key, select the appropriate setting value.
6. Press the OK key to validate the setting value selected in step 5.
7. If a single adjustment procedure does not successfully bring the amount of error into
the specified range, repeat steps 3 through 6.
95 (-2.0%) to 105 (+2.0%)
(1 step: 0.4%)
2. Measure the length of the scale on the
copy. If the amount of error falls outside the
specified range, perform the following
steps to make an adjustment.
A09AF3C507DA
3. Enter adjust of the Service Mode.
10. Service Mode
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