HP Color 9850mfp Service Manual - Page 443
Feeding process, Automatic sheet feeding (online operation), operation
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Post insertion overview Feeding process Automatic sheet feeding (online operation) Tray up/down motors/U/L (M201/M202) raise the Up/down plate/U/L. When sheet feed SD/U/L (SD201/SD202) and conveyance MC/U/L (MC201/MC202) come on, the drive of PI conveyance motor (M203) is transmitted and the sheets are fed, one by one, by pick, feed, and separation rollers. For the fed sheet, a loop is formed at the conveyance rollers /U/L to correct the bend temporarily, and then the sheet is conveyed. Sheets are stacked in the finisher as cover sheets for papers conveyed from the MFP, and then applied with finishing processes. Manual sheet feeding (offline operation) M201/M202 (tray up/down/U/L) raises the Up/down plate/L. When sheet feed SD/U/L (SD201/SD202) and conveyance MC/U/L (MC201/MC202) come on, the drive of PI conveyance motor (M203) is transmitted and all sheets set on the lower tray are fed into the finisher stacker by pick, feed, and separation rollers. finisher carries out finishing processes. In this case, a loop is formed at the conveyance roller /L for the sheet, the bend is corrected temporarily, and then the sheet is conveyed. ENWW Feeding process 5
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