HP Color 9850mfp Service Manual - Page 109

hp Color 9850mfp 6. TONER SUPPLY 6.1 Composition TONER SUPPLY II UNIT EXPLANATION [11] [10] [12] [13] [14][15] [16] [9] [8] [7] [6] [5] [4] [3] [2] [1] PS14 DRIVE DRIVE A A B B A A B B DRIVE CLOCK CW/CCW LD H/L A A B B A A B B DRIVE DRIVE DRIVE EM TSDB PRCB Symbol Name [1] Toner bottle clutch C (MC16) [2] Toner bottle clutch K (MC17) [3] Toner bottle motor (M53) [4] Toner supply motor K (M52) [5] Toner supply motor C (M51) [6] Toner supply motor M (M50) [7] Toner level detection sensor K (TLD K) [8] Toner level detection sensor C (TLD C) [9] Charging intake fan (M48) [10] Toner supply interlock switch (MS2) [11] Toner supply door open/close sensor (PS54) Function or method Transmission of driving force from the toner bottle motor (M53) to the toner bottle clutch C 24VDC drive Transmission of driving force from the toner bottle motor (M53) to the toner bottle K 24VDC drive Driving of the toner bottles Y, M, C, K and driving of the toner conveyance screw for each color Driving of the toner supply screw Stepping motor Driving of the toner supply screw Stepping motor Driving of the toner supply screw Stepping motor Detection of the toner level in the toner hopper section K (Detection is made at the remaining quantity of about 50g) Toner bottle capacity: Approx. 690g Detection of the toner level in the toner hopper section C (Detection is made at the remaining quantity of about 50g) Toner bottle capacity: Approx. 460g Cooling around charging Y, M, C, K Sirocco fan 24VDC power line for MC13, MC14, MC15 and MC16 (toner bottle clutch /Y, /M, /C and /K) is shut off when the toner supply door is open Toner supply door open/close detection 2-35