Fb Fd Multiplier - Konica Minolta bizhub C35 Service Manual

DRAFT
Field Service Ver. 1.0 Feb. 2010
10.8.8

FB FD Multiplier

A. Use
• To adjust for variations in the accuracy of scanner parts and their mounting accuracy by
varying the scanning zoom ratio in the sub scanning direction.
• When the scanner unit has been replaced.
B. Procedure
• Draw a straight line 200 mm on the test pattern. Make adjustments so that the difference
between the line length on the test pattern (length A) and length A on the test copy is
within the following specification.
• Specification value: 100 ± 1.0% (Zoom ratio = Full Size:100%)
• The default setting is 0%.
• -2.0% ~ "0%" ~ +2.0%
• Step: 0.2%
1. Print the test pattern.
See P.173
2. Draw a straight line 200 mm on the test pattern.
3. Make a test copy.
NOTE
• The test pattern should be positioned vertically.
• Use A4 or Letter paper loaded into tray1 to make the test copy.
4. If the difference between the length A on the test pattern and that on the test copy is
greater than ± 2 mm, perform the adjustment steps below.
5. Call the Service Mode to the display.
6. Touch [Scanner Adjustment]
7. Using the [+]/[-] key on the screen or the ten-key pad, enter a setting value and touch
[OK].
8. Make a test copy again and check it.
A
→
[FB FD Multiplier].
10. SERVICE MODE
A121F3C509DA
147