Canon LBP 2460 Service Manual - Page 79
Primary DC bias drive signal /HV1DCD
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CHAPTER 2 Laser beam Cartridge Primary charging roller Cleaning blade Upper fixing roller Blade Developing cylinder Manual feeding pick-up roller Photosensitive drum Lower fixing roller Transfer charging roller Static charge eliminator Upper cassette pick-up roller Lower cassette pick-up roller Video controller PCB /PRNT VDO DC controller PCB Transfer bias monitor signal (HVTS) Transfer negative bias drive signal (/HVTRVSD) Toner level signal (TONRS) Image density adjustment signal (DENADJ) Developing AC bias drive signal (/DBACD) Developing bias frequency output signal (/DBFRQ) Transfer bias drive signal (HVTVLTD) Transfer bias constant current drive signal (/HVTCRTD) Fixing roller bias drive signal (/HRLBD) Discharge bias drive signal (/DCHGBD) Primary bias frequency output signal (/HV1FRQ) Discharge bias switch signal (/DCHGUP) Primary DC bias drive signal (/HV1DCD) Developing DC bias drive signal (/DBDCD) Highvoltage power supply Figure 2-4-1 2 - 33