Ricoh D146 Service Manual page 699

3. Duplex + Combine:
Using both features together can further reduce paper volume by 3/4!
To check the paper consumption, look at the total counter and the duplex counter.
The total counter counts all pages printed.
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For one duplex page, the total counter goes up by 2.
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For a duplex job of a three-page original, the total counter goes up by 3.
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The duplex counter counts pages that have images on both sides.
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For one duplex page, the duplex counter goes up by 1.
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For a duplex job of a three-page original, the duplex counter will only increase by 1, even
though two sheets are used.
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SM 6-5 D146/D147/D148/D149/D150
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