HP Color 9850mfp Service Manual - Page 498

1 OUTLINE Q3224A Press section Upper blade PS102 (conveyance PS) Booklet Stopper PS101 (entrance PS) b. Through mode The stopper provided in the press section stands upright normally. In the through mode, the stopper is released at the start of the M101(conveyance), allowing the booklet to be conveyed toward the stacker. [3] Booklet Press a. Trim mode The booklet stopped at the trimming position is held by the press plate provided in the press section when the specified time lapses after the PS102 (conveyance) is turned ON. This process is necessary so that all pages of the booklets are trimmed to the same size. The press operation by the press plate continues until the trimming of booklet edge completes in the trimmer section. Press section b. Through mode Booklet press operation is not performed because the booklet is not trim in this mode. [4] Trimming a. Trim mode After the press plate has pressed the booklet, the upper knife moves down to trim the booklet. Immediately after trimming the booklet, the upper knife moves up to the standby position. Paper scraps of the trim booklet are blown by the M108 (scraps removal) provided in the entrance of the conveyance section and collected in the scraps box provided in the lower part of the cutter section. M108 (scraps removal motor) Upper knife Lower knife Booklet Scraps box b. Through mode The booklet is not trim in this mode. Booklet Stopper PS102 (conveyance PS) 1 - 6