Canon F1 Service Manual
Also see for F-1: Instruction manualInstructionsInstructionsInstructionsManual
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22 2-542-54Technology > Controls > DADF > Power Supply AssemblyTechnology > Controls > DADF > Power Supply Assembly■ FanThis equipment is equipped with 3 fans.Code Fan FunctionFM1 Motor driver cooling fan To cool down the motor IC on DADF driver PCB (PCB1).FM2 Read motor cooling fan To cool down the read motor (M4).FM3 Scanner unit cooling fan To cool down the scanner unit.Motor driver cooling fan (FM1)Read motor cooling fan (FM2)Scanner unit cooling fan (FM3)Read motor (M4)Scanner unitDADF driver PCB (PCB1)T-2-28F-2-95■ Power Supply AssemblyPower supply schematic diagram is shown below.This equipment receives 5 systems (24.5, 24, 6, 5, 4.5 V) of power supply from the readerunit.24V is mainly used for the motor, the solenoid, the fan, and the LED lamp unit.5V is mainly used for the sensor.The converter in the DADF driver PCB (PCB1) generates 3.3V, and supplies to the originalwidth volume (VR).24V24V6V4.5V3.3V24V24VReadercontrollerPCBSolenoidMotorFan5V Sensor24VDADF driverPCBScanner unitPCBLEDlamp unitOriginalwidth volume24V5VError CodeE227 (Error in power supply (24V))-0101 When the power supply is charged in DADF 24V port is off.-0102 When the job starts in DADF, 24V port is off.-0103 When the job is completed in DADF, the 24V port is off.F-2-96 |
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