Ricoh A250 Service Manual page 281

Magnification
NOTE: Use an OS-A3 test chart to perform the following adjustment.
A250R517.WMF
Main Scan Magnification
1. Place the test chart on the exposure glass and make a copy from one of the
feed stations.
2. Check the magnification ratio, and adjust it using the following SP mode if
necessary. The specification is ±0.5%.
Main Scan Magnification
Sub-scan Magnification
1. Place the test chart on the exposure glass and make a copy from one of the
feed stations.
2. Check the magnification ratio, and adjust it using the following SP mode if
necessary. The specification is ±0.5%.
Sub-scan magnification
SM
COPY ADJUSTMENT PRINTING/SCANNING
A
B
A: Main scan magnification
B: Sub-scan magnification
SP mode
SP4-008
SP mode
SP4-101
6-43 A250