HP Color 9850mfp Service Manual - Page 344

STACKER 3. STACKER 3.1 Composition Q5686A/Q5687A II UNIT EXPLANATION [8] [9] PS708 [10] M707 [7] [6] PS720 PS705 [5] [4] PS723 M713 PS709 M705 A A B B SD702 CONT M722 [1] M718 M716 DRIVE A A B B A A B B CONT CLOCK F/R LOCK [3] PS724 Finisher RB CB Q5687A only [2] Symbol [1] [2] [3] [4] [5] [6] [7] Name Stacker entrance roller Alignment plate L Booklet stopper Flat-stapling stopper Swing belt Paper exit belt Paper exit arm [8] Alignment plate U [9] [10] M707 Stacking assist roller Coupling pin Paper exit roller motor Function and method Paper conveyance to the stacker; Corrugation roller Paper alignment in the folding, stich-and-fold or three-folding mode Paper stack in the booklet mode Paper stack in the staple (flat-stapling) mode; Link mechanism with the booklet stopper. Proper arrangement of the trailing edge of paper in the stacker Driving of the paper exit arm; Coupling synchronized drive Paper exit to the main tray in the staple mode; Paper conveyance to the folding unit in the three-folding mode Paper alignment in the staple (flat-stapling), folding, stitch-and-fold and three-folding modes Stacking assist of curled paper Transmission of drive from M707 to the paper exit belt Driving of the paper exit roller and paper exit arm Brushless DC motor 2-14