Ricoh GR-C1 Series Service Training page 51

JBIG2 typically generates files one third to one fifth the size of
conventional compression methods.
Before using this function, select "JBIG2" for "Compression
Method (Black & White)" in "Send Settings" of "Scanner
Features".
JBIG2 compression works in the following scanning conditions.
Tiff file format doesn't support JBIG2 compression. MH
compression will be applied when scanning to Tiff.
When a scanned document is stored in the Document Server, the
applied compression method will be MH.
JBIG2 compression can't be used in TWAIN scanning and WSD
scanning.
When JBIG2 compression is selected, the preview function is not
available.
Acrobat Reader version 5 or later is required to open files which
were compressed with JBIG2.
Slide 51
No additional notes
Workflow Improvement
JBIG2 Compression
Scan settings: Black and White
Scan File Type: PDF/ PDF-A (single page/ multi page)
Scan method: Scan to Folder/ email/ USB/ SD
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GR-C1 Training