OTHER CONTROLS hp Color 9850mfp 15.3 Fan control 15.3.1 Fan composition II UNIT EXPLANATION 2-76 DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L PRCB-1/2 DRIVE EM [14] [15] [16] [17] [18] H/L DRIVE EM [13] H/L [19] SCDB DRIVE EM DRIVE [1] EM DRIVE EM [12] [2] H/L DRIVE EM [3] H/L DRIVE EM [4] H/L DRIVE EM [5] H/L [11] DRIVE EM H/L DRIVE EM [10] [6] H/L [7] DRIVE [9] EM H/L TSDB DRIVE EM PRCB-2/2 FRONT [8] DRIVE EM H/L DRIVE EM H/L DRIVE EM DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L DRIVE EM H/L PRCB-2/2 17] [18] [19] SCDB DRIVE EM [1] [2] [3] [4] [5] SCDB DRIVE EM [1] [2] [3] [4] [5] [6] [7] Symbol Name Function or method [1] Write exhaust fan 1 (M45) Writing section cooling [2] Write intake fan 1 M43) Writing section cooling [3] Write exhaust fan /2 (M46) Writing section cooling [4] IP cooling fan (M25) Cooling of the overall control board (OACB) [5] IPB cooling fan (M24) Cooling of the image processing board (IPB) [6] Write intake fan 2 (M44) Writing section cooling [7] DCPS cooling fan (M42) Cooling around DC power unit 1 (DCPS1) [11] Paper exit fan F (M28) Cooling around the paper reverse exit section and cooling of paper [8] Charging intake fan (M48) Adverse wind to the charging corona [9] Paper exit fan R (M26) Cooling around the paper reverse exit section and cooling of paper [10] Paper exit fan M (M27) Cooling around the paper reverse exit section and cooling of paper [12] Transfer belt cooling fan (M11) Cooling around the transfer belt [13] Fixing cooling fan 1 (M10) Cooling around the fixing section of the paper exit side [14] Fixing cooling fan 3 (M36) Cooling around the fixing section [15] Fixing cooling fan 2 (M37) Cooling around the fixing section