CHAPTER 2

Laser beam

Cartridge

Primary charging roller

 

Blade

Developing cylinder

Cleaning blade

Manual feeding pick-up roller

Upper fixing roller

 

 

 

Photo-

Transfer charging

 

sensitive

 

roller

 

drum

 

Static charge

 

 

Lower fixing roller

 

eliminator

 

 

Upper cassette

 

 

pick-up roller

 

 

Lower cassette

 

 

pick-up roller

Video

controller

PCB

/PRNT

VDO

/VDO

DC

controller

PCB

Transfer bias drive signal (TRFVCNT)

Transfer negative bias drive signal (/TRFNVD)

Transfer bias monitor signal (TRFVSNS)

Fixing roller bias drive signal (/HRLBD)

Transfer bias constant current drive signal (/TRFCCD) Discharge bias drive signal (/DCHGBD)

Transfer bias frequency output signal (/TRFCLK) Discharge bias switch signal (/DCHGUP)

High voltage bias frequency output signal (HVTCLK) Developing AC bias drive signal (/DEVACD)

Primary AC bias frequency output signal (PR1ACCLK)

Developing AC bias frequency output signal (DEVACCLK)

Primary AC bias drive signal (/PR1ACD) Developing DC bias drive signal (/DEVDCD) Primary DC bias drive signal (/PR1DCD) Image density adjustment signal (DENADJ)

High- voltage power supply

Figure 2-4-1

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Image 73
Canon 3260 manual PCB Prnt VDO