Oki MB280 Service Manual
Also see for MB280: User guideQuick start guide
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Contents
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PRINTER 3000 304 995 - 01iPRINTER MODEL-L1G191SERVICE MANUALTECHNICAL DOCUMENT! 6 September 20051-41.2.3 LASER EXPOSUREOverviewLaser Unit LayoutA : Laser Diode Unit F : Laser Synchronization DetectorB : Polygon Mirror Motor G : Cylindrical LensC : F-theta Lens H : Synchronization Detector LensD : First Mirror J : ShutterE : Second MirrorThis machine uses a laser diode to produce an electrostatic latent image on theOPC drum. The laser diode unit converts image data into laser pulses, and theoptical components direct these pulses to the OPC drum.As a mechanical safety feature, the shutter [J] closes to block the laser beam pathwhenever the front door is opened.G182D004.WMF[A][B][C][D][E][F][G][H][J] |
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