Ricoh D182 Service Training page 64

 By changing SP4-305-001, you can change
between A4 size/letter size and Chinese paper
size (8×16).
 If the user specifies that the pre-scan lamp is too
bright, the brightness for the pre-scan can be
reduced by decreasing the value of SP4-309-004.
However, if the lamp brightness is reduced, size
detection may be less accurate for a document
with a large number of solid images.
Slide 64
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Original Size Detection – Notes
64
OR-C2 Training