Image Adjustment; Scanning; Scanner Sub-Scan Magnification - Ricoh D143 Field Service Manual

Image Adjustment

Scanning

Check the printing registration/side-to-side adjustment and the blank margin adjustment before you do
the following scanner adjustments.
• Use S-2-1 test chart to do the following adjustments.

Scanner sub-scan magnification

A: Sub-scan magnification
1. Put the test chart on the exposure glass. Then make a copy from one of the feed stations.
2. Check the magnification ratio. Adjust with SP4-008 if necessary.
Standard: ±1.0%.
Image Adjustment
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