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Technology > External Auxiliary System > Controls > Fan
Technology > External Auxiliary System > Controls > Fan
Air flow around the operation system
F-2-147
2-speed control
Among the fans installed in this machine, the Power Cooling Fan (FM3) and the Delivery Fan
1 (FM7) perform the 2-speed control. Rotation speed is switched when the Voltage switching
PCB of Fan switches the voltage.
Operation Sequence
Fan name
Copy/print
HDD Cooling Fan
Process Cartridge
Fan (rear)
Fixing Exhaust
Fan 1
Fixing Exhaust
Fan 2
Controller Fan 2
Delivery Fan 1
Delivery Fan 2
Power Cooling fan
Controller Fan 1
Fixing Cooling Fan
(front)
Fixing Cooling Fan
(rear)
Secondary Transfer
Exhaust Fan
Process Cartridge
Fan (front)
: Full speed
: Half speed
:
Full speed at occurrence of jam during a job
Half speed at occurrence of power-on jam
Half speed at occurrence of service error
No.
FM10
FM4
FM1
FM2
FM5
FM6
FM8
FM7
FM9
FM3
FM11
FM13
FM14
2-
Reader
Sleep
Pre
rotation
1-
Initial
rotation
Stand
by
Post
rotation
Jam
error
Low
power
* Depending on the temperature, FM10 (Process Cartridge Fan (Front)) and FM4 (Process
Cartridge Fan (Rear)) may be turned OFF even during the full speed sequence described
above.
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