HP Color 9850mfp Service Manual - Page 361

II UNIT EXPLANATION Q5686A/Q5687A STAPLER (2) Size movement for one-corner stapling at rear An finisher operation signal from the finisher turns on the stapler movement motor (M711) to widen the space between the stapler and the clincher. After a specified period of time, the stapler rotation motor (M706) and the clincher rotation motor (M704) turn on to rotate and move aslant the stapler R and the clincher R. M704, M706 and M711 stop at their specified position. A specified period of time after the last paper turns on the main tray paper exit sensor (PS706), M704 and M706 turn on to rotate the stapler R and the clincher R in the direction of the home position and stop when the stapler rotation HP sensor (PS713) and the clincher rotation HP sensor (PS714) turn on. At the same time, M711 turns on and stops when the stapler movement HP sensor (PS711) turns on. Stapler movement HP sensor (PS711) Stapler movement motor OPEN (M711) CLOSE Stapler rotation HP sensor (PS713) Stapler rotation motor F (M706) R Clincher rotation HP sensor (PS714) Clincher rotation F motor (M704) R Stapler motor R (M709) Clincher motor R (M710) Main tray paper exit sensor (PS706) [1] [2] [3] [4] [6] [5] [1] Finisher operation start signal ON [2] Paper size horizontal position movement of the stapler R and the clincher R [3] 45°skew position of the stapler R and the clincher R [4] Stapling operation [5] Rotational position HP movement of the stapler R and the clincher R [6] Horizontal position HP movement of the stapler R and the clincher R (3) Two staples For two staples, no movement is required since stapling is made at the home position. 2-31