Develop ineo+ 6500 Service Manual page 157

25. OTHER CONTROLS
I. Power supply fan (M42) control
(1) Purpose
• To cool the DC power unit /1 (DCPS/1), /2 (DCPS/2).
(2) Low/high speed switching timing
• Rotates at low speed during standby.
• Switches to high speed upon starting of printing.
• Switches to low speed a predetermine time period after printing is finished.
J. Writing suction fan /1 (M43), /2 (M44) control
(1) Purpose
• To cool the polygon motor and the writing optical parts.
(2) ON timing
• Rotates at high speed during standby and printing.
• The number of revolutions during standby can be set using software DIPSW.
K. Developing fan /1 (M45), /2 (M46), /3 (M64) control
(1) Purpose
• To cool around the developing section.
(2) ON timing
• Starts to operate upon starting of the developing motor /Y (M14), developing motor /M (M15), developing
motor /C (M16) and developing motor /K (M17).
(3) OFF timing
• Stops a predetermined time period after printing is finished.
• The predetermined time period differs depending on the ambient humidity. (5 minutes 30 seconds at max.)
L. Main unit fan (M47) control
(1) Purpose
• To cool around the drum section.
(2) ON timing
• Starts to operate upon starting of the developing motor /Y (M14), developing motor /M (M15), developing
motor /C (M16) and developing motor /K (M17).
(3) OFF timing
• Stops a predetermined time period after printing is finished.
• The predetermined time period differs depending on the ambient humidity. (5 minutes 30 seconds at max.)
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Theory of Operation Ver1.0 Sep.2006