Brother International DCP-8085DN Service Manual - Page 52
Plate-up Function of the Paper Tray, clutch gear is stopped. Then
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3.3.1 Plate-up Function of the Paper Tray The plate ASSY in the paper tray is pushed up with the motor drive and not with the spring in order to maintain the constant pressure to the feed roller and to give the paper feeding performance. When the paper tray (Tray1 cassette) is installed into the printer, the lift gear 46 is rotated, and the motor drive is transmitted to the plate ASSY so that it is pushed up. P/P clutch hook A2 P/P gear 29 clutch cam P/P clutch hook B P/P clutch hook A1 P/P differential P/P gear 22/B23 tray drive Gear 15 Plate ASSY Lift gear 46 Plate up plate Fig. 2-13 Gear 21-16 When the feed roller is pushed up, the hook is released by the lift arm, and the rotation of the clutch gear is stopped. Then, the pressure plate is stopped to push up. Stop Fig. 2-14 When the tray is pulled out from the printer, the pressure plate is returned to the original position. When the tray is put into the printer, the above operation is performed from the start again. 2-14 Confidential